All Wiring Diagrams for Chevrolet Impala LTZ 2009 model

AIR CONDITIONING

Compressor Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Compressor Wiring Diagram for Chevrolet Impala LTZ 2009:

• (or 2751)
• 5 volt ref 1
• A/c cmprsr fuse 10a
• A/c cmprsr relay
• A/c comp strl
• A/c compressor clutch (lower left front of engine)
• A/c press sig
• A/c refrigerant pressure sensor (under air cleaner)
• A/c request ind
• A/c request switch
• Air bag/ display fuse 10a
• Battery
• Computer data lines system
• Data bus +
• Data bus -
• Emission 2 fuse 15a
• Engine control module (ecm) (inside air cleaner assembly)
• Except 5.3l 5.3l
• G113 (left side of automatic transaxle)
• G202 (left side of dash)
• Gnd
• Hot at all times
• Hot w/ ign main pcb relay energized
• Hot w/ pwr/trn relay energized
• Hvac class 2
• Hvac control module (center of dash)
• Jx206 (i/p harness, near steering column)
• Logic
• Low ref
• Pnk
• Tan
• Underhood fuse block (right side of engine compt)

Manual A/C Wiring Diagram (1 of 2) for Chevrolet Impala LTZ 2009

List of elements for Manual A/C Wiring Diagram (1 of 2) for Chevrolet Impala LTZ 2009:

• (lower left front of engine) a/c compressor clutch
• 87a
• A/c cmprsr fuse 10a
• A/c cmprsr relay
• A/c request ind
• A/c request switch
• Air temp a
• Air temp b
• Battery
• Blower motor sw
• Computer data lines system
• Defog rly ctrl
• Defogger
• Defogger system
• Emission 2 fuse 15a
• Fan 1 fuse 30a
• Fan 1 relay
• Fan 2 fuse 30a
• Fan 2 relay
• Fan 3 relay
• G100 (behind right headlight)
• G113 (left side of automatic transaxle)
• G201 (left side of dash)
• G202 (left side of dash)
• Gnd
• High
• Hot at all times
• Hot w/ pwr/trn relay energized
• Hvac control module (center of dash)
• Ign 1 vol
• Ind
• Interior lights system
• Led dim sply
• Left air temperature actuator (w/ auxiliary temperature control) (left side of dash)
• Left cooling fan diode
• Left temperature control switch (w/ auxiliary temperature control)
• Logic
• Low
• Low ref
• Mode actuator (on hvac assembly)
• Mode dr ctrl a
• Mode dr ctrl b
• Mode switch
• Off
• On ind
• Pnk
• Rear defogger switch
• Recirculation
• Recirculation a
• Recirculation actuator (right side of hvac case)
• Recirculation b
• Recirculation switch
• Right air temperature actuator (center of dash)
• Right cooling fan diode
• Right temperature control switch (w/ auxiliary temperature control)
• Serial data
• Speed ctrl
• Tan
• Temp sens sig
• Underhood fuse block (right side of engine compt)

Manual A/C Wiring Diagram (2 of 2) for Chevrolet Impala LTZ 2009

List of elements for Manual A/C Wiring Diagram (2 of 2) for Chevrolet Impala LTZ 2009:

• (behind right headlight)
• (or 2751)
• (or tan)
• 5.3l
• 5v reference 1
• A/c comp clutch
• A/c press signal
• A/c refrigerant pressure sensor (under air cleaner)
• Air bag/ display fuse 10a
• Ambient air temperature sensor (front of engine compt)
• Batt 4 fuse 30a
• Battery
• Blower motor (left side of dash)
• Blower motor control processor (right side of dash)
• Computer data lines system
• D pnk
• Data bus +
• Data bus -
• Display fuse 10a
• Ect sens sig
• Engine control module (ecm) (inside air cleaner assembly)
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• Except 5.3l
• G100
• G200 (right side of dash)
• Gmlan serial data
• Gnd
• Hot at all times
• Hot coolant ind
• Hot w/ ign main pcb relay energized
• Ign
• Instrument panel cluster (ipc)
• Jx206 (i/p harness, near steering column )
• Left cooling fan (behind left side of radiator)
• Logic
• Low ref
• Pnk
• Red
• Relay ctrl
• Right cooling fan (behind right side of radiator)
• Serial data
• Speed ctrl
• Tan
• Underhood fuse block (right side of engine compt)

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram, with Adaptive Brake Control (1 of 2) for Chevrolet Impala LTZ 2009

List of elements for Anti-lock Brakes Wiring Diagram, with Adaptive Brake Control (1 of 2) for Chevrolet Impala LTZ 2009:

• (5.3l: lower front of engine, under cylinder exhaust port) (except 5.3l: on transmission case, below brake booster) g115
• 12-v ref
• 5.3l
• 5v ref
• Abs ind
• Abs mtr 1 fuse 60a
• Abs mtr 2 fuse 60a
• Bat pos vol
• Brake pressure modulator valve (bpmv)
• Can bus high
• Can bus low
• Computer data lines system
• Driver information center (dic)
• Electronic brake control module (ebcm) (in brake pressure modulator valve)
• Engine control module (ecm) (inside air cleaner assembly)
• Except 5.3l
• G202 (left side of dash)
• Gmlan serial data
• Gmlan serial data bus +
• Gmlan serial data bus -
• Gnd
• Hot at all times
• Instrument panel cluster (ipc)
• Lf wheel sens lo ref
• Lf wheel sens sig
• Logic
• Lr wheel sens lo ref
• Lr wheel sens sig
• Pump motor
• Pump motor control
• Rf wheel sens lo ref
• Rf wheel sens sig
• Rr wheel sens lo ref
• Rr wheel sens sig
• Serial data communication
• Stability control off ind
• Steering angle sensor
• Tan
• Underhood fuse block (right side of engine compt)
• Yaw & lateral accelerometer sensor

Anti-lock Brakes Wiring Diagram, with Adaptive Brake Control (2 of 2) for Chevrolet Impala LTZ 2009

List of elements for Anti-lock Brakes Wiring Diagram, with Adaptive Brake Control (2 of 2) for Chevrolet Impala LTZ 2009:

• 5v ref
• Body control module (bcm) (left side of dash)
• Brake pedal position sensor (left side of dash)
• Computer data lines system
• G202 (left side of dash)
• Headlamp switch
• High speed gmlan serial data bus +
• High speed gmlan serial data bus -
• Left front wheel speed sensor (wss) (left front wheel hub assembly)
• Left rear wheel speed sensor (wss) (left rear wheel hub assembly)
• Lo ref
• Lo speed gmlan serial
• Red
• Right front wheel speed sensor (wss) (right front wheel hub assembly)
• Right rear wheel speed sensor (wss) (right rear wheel hub assembly)
• Serial data communication
• Stop lp sw sig
• Tan
• Trac ctrl sw sig
• Traction control off switch
• W/ vsc

Anti-lock Brakes Wiring Diagram, without Adaptive Brake Control (1 of 2) for Chevrolet Impala LTZ 2009

List of elements for Anti-lock Brakes Wiring Diagram, without Adaptive Brake Control (1 of 2) for Chevrolet Impala LTZ 2009:

• (5.3l w/ police)
• (5.3l: lower front of engine, under cylinder exhaust port) (except 5.3l: on transmission case, below brake booster) g115
• (inside air cleaner assembly) engine control module (ecm)
• 5.3l
• Abs ind
• Abs mtr 1 fuse 60a
• Abs mtr 2 fuse 60a
• Bat pos vol
• Brake pressure modulator valve (bpmv)
• Computer data lines system
• Driver information center (dic)
• Electronic brake control module (ebcm) (in brake pressure modulator valve)
• Except 5.3l
• G115 (5.3l: lower front of engine, under cylinder exhaust port) (except 5.3l: on transmission case, below brake booster)
• Gmlan serial data
• Gmlan serial data bus +
• Gmlan serial data bus -
• Gnd
• Hot at all times
• Instrument panel cluster (ipc)
• Lf wheel sens lo ref
• Lf wheel sens sig
• Logic
• Lr wheel sens lo ref
• Lr wheel sens sig
• Pump motor
• Pump motor control
• Rf wheel sens lo ref
• Rf wheel sens sig
• Rr wheel sens lo ref
• Rr wheel sens sig
• Serial data communication
• Stability control off ind
• Tan
• Underhood fuse block (right side of engine compt)
• Vehicle spd sig

Anti-lock Brakes Wiring Diagram, without Adaptive Brake Control (2 of 2) for Chevrolet Impala LTZ 2009

List of elements for Anti-lock Brakes Wiring Diagram, without Adaptive Brake Control (2 of 2) for Chevrolet Impala LTZ 2009:

• 5v ref
• Body control module (bcm) (left side of dash)
• Brake pedal position sensor (left side of dash)
• Computer data lines system
• G202 (left side of dash)
• Headlamp switch
• High speed gmlan serial data bus +
• High speed gmlan serial data bus -
• Left front wheel speed sensor (wss) (left front wheel hub assembly)
• Left rear wheel speed sensor (wss) (left rear rear wheel hub assembly)
• Lo ref
• Lo speed gmlan serial
• Red
• Right front wheel speed sensor (wss) (right front wheel hub assembly)
• Right rear wheel speed sensor (wss) (right rear wheel hub assembly)
• Serial data communication
• Stop lp sw sig
• Tan
• Trac ctrl sw sig
• Traction control off switch
• W/ vsc

ANTI-THEFT

Forced Entry Wiring Diagram (1 of 2) for Chevrolet Impala LTZ 2009

List of elements for Forced Entry Wiring Diagram (1 of 2) for Chevrolet Impala LTZ 2009:

• (floor, left of driver's seat)
• (floor, right of front passenger's seat) g302
• (if equipped) keyless entry antenna
• (under defroster grill panel) remote control door lock receiver (rcdlr)
• Ajar
• Antenna sig
• B3 x4
• Body control module (bcm) (left side of dash)
• Closed
• Coax
• Computer data lines system
• Display fuse 10a
• Door lock pcb relay
• Door unlock pcb relay
• Dr/lck fuse 25a
• Driver door lock switch
• Driver door unlock pcb relay
• Exterior lights system
• G101 (behind left headlight)
• G202 (left side of dash)
• G301
• G302 (floor, right of front passenger's seat)
• G303 (top of left "a" pillar)
• Ground
• Ground distribution system
• Hazard sw sig
• Headlights system
• Hi beam relay
• Hood ajar sw
• Hood ajar switch (w/ remote keyless entry) (part of hood latch)
• Hood closed sw
• Horn rly ctrl
• Horns system
• Hot at all times
• I/p fuse block (right kick panel)
• Interior lights system
• J1 x1
• J375
• J474 (body harness, 45.5 cm from breakout to x409)
• J504
• J604
• Jx206 (i/p harness, near steering column)
• Lf ajar sw sig
• Lf open sw sig
• Lid ajar sw sig
• Lock
• Lock rly ctrl
• Lock sig
• Lr ajar sw sig
• Pass dr open sw
• Passenger door lock switch
• Police
• Prk lmp rly ctrl
• Rear compartment lid release actuator (center of deck lid)
• Rf ajar sw sig
• Rr ajar sw sig
• Rvc sen fuse 10a
• Serial data
• Tan
• Trunk release rly
• Trunk, tailgate, fuel doors system
• Underhood fuse block (right side of engine compt)
• Unlock
• Unlock rly ctrl
• Unlock sig
• X2 g1

Forced Entry Wiring Diagram (2 of 2) for Chevrolet Impala LTZ 2009

List of elements for Forced Entry Wiring Diagram (2 of 2) for Chevrolet Impala LTZ 2009:

• (body wiring harness, 5 cm from breakout to x313) j315
• (floor, left of driver's seat) g301
• Air bag/ display fuse 10a
• Ajar
• Base
• Computer data lines system
• Door lock actuator
• Door lock ajar indicator switch
• Door lock open indicator switch
• Driver door lock (driver's door)
• Driver information center (dic)
• G302 (floor, right of front passenger's seat)
• Hot w/ ign main pcb relay energized
• Ign
• Ign 1 volt
• Instrument panel cluster (ipc)
• J303
• J314 (body wiring harness, 16 cm from breakout to x313)
• J359 (body wiring harness, 24 cm from breakout to x311)
• J375
• J505
• J604
• Jx206 (i/p harness, near steering column)
• K4 x4
• Left rear door lock (left rear door)
• Logic
• Low speed gmlan serial data
• Open
• Passenger door lock (front passenger's door)
• Pnk
• Right rear door lock (right rear door)
• Security ind
• Tan
• Underhood fuse block (right side of engine compt)
• Uplevel

Pass-Key Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Pass-Key Wiring Diagram for Chevrolet Impala LTZ 2009:

• (behind left headlight) g101
• (left side of dash) body control module (bcm)
• (part of hood latch) (w/ remote keyless entry) hood ajar switch
• 5.3l
• Acc
• Acc volt
• Battery pos volt
• Bcm fuse 10a
• Closed sw sig
• Computer data lines system
• Driver information center (dic)
• Engine control module (ecm) (inside air cleaner assembly)
• Except 5.3l
• G202 (left side of dash)
• Ground
• Hi spd gmlan serial data bus +
• Hi spd gmlan serial data bus -
• Hot at all times
• Ign
• Ignition switch
• Instrument panel cluster (ipc)
• J204
• J214
• Jx205 (clipped to inner dash structure, to right of steering column)
• Lo spd gmlan serial data
• Logic
• Off
• Power distribution system
• Run
• Security ind
• Start
• Sw sig
• Tan
• Theft deterrent module (tdm)
• Underhood fuse block (right side of engine compt)

BODY CONTROL MODULES

Body Control Modules Wiring Diagram (1 of 2) for Chevrolet Impala LTZ 2009

List of elements for Body Control Modules Wiring Diagram (1 of 2) for Chevrolet Impala LTZ 2009:

• (left side of dash) body control module (bcm)
• 5-volt reference
• A/t shift lck ctrl sol v
• Acc
• Accessory voltage
• Anti-theft system
• Anti-theft systems
• Backup lmp sply voltage
• Body control module (bcm) (left side of dash)
• Courtesy lmp sply voltage
• Cruise control system
• Cruise ctrl switch signal
• Current sensor signal
• Current snsr sply voltage
• Door lock relay control
• Door locks system
• Door unlock relay ctrl
• Dr lock key sw unlock sig
• Driver door lck sw sig
• Driver door lock sw sig
• Drv dr unlock rly ctrl
• Exterior lights system
• Flash to pass sw sig
• Ground
• Hazard switch signal
• Headlamp lo beam ctrl
• Headlights system
• Hi beam sig
• Hood closed switch signal
• Horn relay control
• Horns system
• Hot at all times
• Ignition switch
• Ignition voltage 1
• Instrument cluster system
• Instrument pnl lmp sply v
• Interior lights system
• J204
• Key in ignition switch
• Left front door ajr sw sig
• Left rear door ajar sw sig
• Left turn switch signal
• Lf door open sw sig
• Lf turn sig lmp sply v
• Low ref
• Lr turn sig lmp sply v
• Off
• Off/run/crank voltage
• Park brake switch signal
• Park enable signal
• Park lamp relay control
• Pass door open sw sig
• Pass dr lock sw lock sig
• Pnk
• Power distribution system
• R front door ajr sw sig
• Rap rly coil sup voltage
• Rear comt lid ajar sw sig
• Right turn switch signal
• Rr door ajar sw sig
• Rr turn sig lmp sply v
• Run
• Shift interlock system
• Sound systems
• Start
• Starting/ charging system
• Stop lamp switch signal
• Str wheel ctrl signal
• Tan
• Trunk release rly cntrl
• Trunk, tailgate, fuel doors system
• Windshield wash sw sig
• Windshield wip mtr sw
• Windshield wip sw low sig
• Wiper high spd relay cntrl
• Wiper relay control
• Wiper/washer system

Body Control Modules Wiring Diagram (2 of 2) for Chevrolet Impala LTZ 2009

List of elements for Body Control Modules Wiring Diagram (2 of 2) for Chevrolet Impala LTZ 2009:

• (left side of dash) body control module (bcm)
• (left side of dash) g202
• (or 6841)
• 5v reference
• Acces wakeup srl data
• Anti-lock brakes system
• Anti-theft systems
• Battery
• Battery positive voltage
• Bcm fuse 10a
• Chmsl/ backup fuse 10a
• Communication enable
• Computer data lines system
• Courtesy lmp supp voltage
• Courtesy lp sw on sig
• Cruise control system
• Cruise ctrl ind dim sig
• Drl ambient light sns sig
• Drl pcb relay ctrl
• Engine controls system
• Exterior lights system
• Fog lamp relay control
• Front fog lamp sw sig (or) rear lp flasher sig
• G102 (near battery)
• G111 (3.5l/3.9l: above starter motor) (5.3l: below starter motor)
• G202 (left side of dash)
• Ground
• Headlamp high beam ctrl
• Headlamp switch off signal
• Headlamps on sig
• Headlights system
• High spd srl data bus +
• High spd srl data bus -
• Hood ajar switch sig
• Hot at all times
• I/p dimming voltage ref
• Inadvertant power lamp
• Instrument dim pnl sw sig
• Int lights fuse 10a
• Int lts/ pnl dim fuse 15a
• Interior lights system
• Left trailer turn sig lamp
• Low reference
• Low spd gmlan srl data
• Lt t/sig fuse 15a
• Park lamp switch on signal
• Power distribution system
• Rf turn sig lamp
• Right trailer turn sig lamp
• Rt t/sig fuse 15a
• Run/crank rly ctrl
• Rvc sen fuse 10a
• Shift interlock system
• Stop lamp sw sig
• Tan
• Traction ctrl switch signal
• Trunk release control
• Trunk, tailgate, fuel doors system
• Underhood fuse block (right side of engine compt)
• Windshield washer rly ctrl
• Wiper mtr park sw sig
• Wiper/washer system

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Computer Data Lines Wiring Diagram for Chevrolet Impala LTZ 2009:

• (clipped to inner dash structure, to right of steering column) jx205
• (not used)
• 5.3l
• Acc wakeup serial data
• Body control module (bcm) (left side of dash)
• Can bus hi
• Can bus hi serial data
• Can bus high serial data
• Can bus lo
• Can bus low serial data
• Data link connector (dlc) (left side of dash)
• Data link resistor
• Digital radio receiver (right side of trunk)
• Display fuse 10a
• Electronic brake control module (ebcm) (in brake pressure modulator valve)
• Engine control module (ecm) (inside air cleaner assembly)
• Except 5.3l
• G201 (left side of dash)
• G202 (left side of dash)
• Heated seat control module (under driver's seat)
• Hi spd gmlan serial data +
• Hi spd gmlan serial data -
• Hi spd serial data +
• Hi spd serial data -
• Hot at all times
• Hvac module (center of dash)
• If equipped
• Inflatable restraint front passenger presence system (pps) module (under front passenger's seat)
• Inflatable restraint sensing & diagnostic module (sdm) (under front passenger's seat)
• Instrument panel cluster (ipc)
• J350 (w/ digital radio onstar, front heated seat) (body wiring harness, 14.5 cm from breakout to g302)
• Jx206 (i/p harness, near steering column)
• Jx207 (i/p harness, near steering column)
• Low spd gmlan
• Low spd gmlan serial data
• Radio
• Remote control door lock receiver (rcdlr) (under defroster grill panel)
• Serial data
• Serial data can bus hi
• Serial data can bus lo
• Serial data comm enable
• Steering angle sensor (w/ active control brake)
• Tan
• Theft deterrent exciter module (on ignition key cylinder housing)
• Transmission control module (tcm) (left side of engine compt)
• Underhood fuse block (right side of engine compt)
• Vehicle communication interface module (vcim) (left side of trunk)
• W/ active control brake
• W/ onstar
• W/o active control brake
• W/o onstar
• X111
• X4 b3
• Yaw & lateral accelerometer sensor (w/ active control brake)

COOLING FAN

Cooling Fan Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Cooling Fan Wiring Diagram for Chevrolet Impala LTZ 2009:

• (right side of engine compt) underhood fuse block
• 5.3l
• 87a
• Computer data lines system
• Data bus +
• Data bus -
• Ect sens sig
• Emission 2 fuse 15a
• Engine control module (ecm) (inside air cleaner assembly)
• Engine coolant temperature (ect) sensor (front of left cylinder head)
• Except 5.3l
• Fan 1 fuse 30a
• Fan 1 relay
• Fan 2 fuse 30a
• Fan 2 relay
• Fan 3 relay
• G100 (behind right headlight)
• High spd
• Hot at all times
• Hot w/ pwr/trn relay energized
• Left cooling fan (behind left side of radiator)
• Left cooling fan diode
• Low ref
• Low spd
• Right cooling fan (behind right side of radiator)
• Right cooling fan diode
• Tan

CRUISE CONTROL

Cruise Control Wiring Diagram (1 of 2) for Chevrolet Impala LTZ 2009

List of elements for Cruise Control Wiring Diagram (1 of 2) for Chevrolet Impala LTZ 2009:

• (except 5.3l: above starter motor) (5.3l: below starter motor) g111
• 5 volt ref
• 5 volt ref 1
• 5 volt ref 2
• 5.3l
• Body control module (bcm) (left side of dash)
• Brake pedal position sensor (left side of dash)
• Computer data lines system
• Cruise ctrl ind sig
• Cruise ctrl sw sig
• Cruise ind
• Ecm ign fuse 10a
• Engine control module (ecm) (inside air cleaner assembly)
• Except 5.3l
• Gnd
• Hot w/ ign main pcb relay energized
• Ign
• Ign 1 voltage
• Inflatable restraint steering wheel module coil (under steering wheel)
• Instrument panel cluster (ipc)
• Logic
• Low ref
• Nca
• Pnk
• Sens 1 sig
• Sens 2 sig
• Serial data
• Serial data +
• Serial data -
• Sply voltage
• Steering ctrl sig
• Stop lamp sw sig
• Tac motor ctrl 1
• Tac motor ctrl 2
• Tan
• Tp sensor 1 sig
• Tp sensor 2 sig
• Underhood fuse block (right side of engine compt)
• Vehicle speed sig
• X275
• X277

Cruise Control Wiring Diagram (2 of 2) for Chevrolet Impala LTZ 2009

List of elements for Cruise Control Wiring Diagram (2 of 2) for Chevrolet Impala LTZ 2009:

• (top of engine) throttle body
• 5.3l
• Accelerator pedal position (app) sensor (left side of dash)
• Cruise on ind
• Except 5.3l
• Front sig high
• Front sig low
• J213 (steering wheel harness, behind inflatable restraint steering wheel module)
• Left steering wheel control switch
• On/off cancel
• Res+
• Right steering wheel control switch
• Set-
• Tan
• Transmission control module (tcm) (left side of engine compt)
• Vehicle speed sensor (vss) assembly (right side of transaxle)
• Vehicle speed sig
• W/ steering wheel accessory control
• W/o steering wheel accessory control

DEFOGGERS

Defoggers Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Defoggers Wiring Diagram for Chevrolet Impala LTZ 2009:

• Batt 3 fuse 40a
• Defogger on ind
• Driver outside rearview mirror (if equipped)
• F nca
• G200 (right side of dash)
• G301 (floor, left of driver's seat)
• G302 (floor, right of front passenger's seat)
• G403 (left side of package shelf)
• Hot at all times
• Htd mir fuse 10a
• Hvac module (center of dash)
• J505
• J604
• Logic
• Nca
• Passenger outside rearview mirror (if equipped)
• Rear defog relay
• Rear defog rly ctrl
• Rear defogger switch
• Rear window defogger grid
• Underhood fuse block (right side of engine compt)

ENGINE PERFORMANCE

3.5L VIN K

3.5L VIN K, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Impala LTZ 2009

List of elements for 3.5L VIN K, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Impala LTZ 2009:

• (left side of automatic transaxle) g113
• (right exhaust manifold) heated oxygen sensor (ho2s) 1
• (top of engine) throttle body
• 5v ref
• 5v ref 1
• 5v ref 2
• Air press sens sig
• Air sol ctrl evap cnstr purge sol ctrl
• Ckp sens sig
• Ckp sig
• Cmp actr sol hi ctrl
• Cmp sens sig
• Cnstr fuse 10a
• Crankshaft position (ckp) sensor (right rear of engine)
• Duty cycle sig
• Ect sens sig
• Engine control module (ecm) (inside air cleaner assembly)
• Firing order 1-2-3-4-5-6
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• Generator turn on sig
• Gnd
• Ho2s hi sig sens 1
• Ho2s htr lo ctrl sens 1
• Ho2s lo sig sens 1
• Hot at all times
• I/p fuse block (right kick panel)
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition control module (icm) (top center rear of engine)
• Ks 1 sig
• Ks 2 sig
• Logic
• Low ref
• Map sens sig
• Nca
• Oil press sens sig
• Spark plugs
• Starting/ charging system
• Tac motor
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Tp sens 1 sig
• Tp sens 2 sig
• Tps1
• Tps2

3.5L VIN K, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Impala LTZ 2009

List of elements for 3.5L VIN K, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Impala LTZ 2009:

• (front of engine) camshaft position actuator solenoid
• (left side of engine) engine oil pressure (eop) sensor
• (left side of engine) knock sensor (ks) bank 2
• (right front of engine) camshaft position (cmp) sensor
• (right side of engine) knock sensor (ks) bank 1
• 5v ref 1
• A red
• Cmp sig
• Fuel injector 1 (top of engine)
• Fuel injector 2 (top of engine)
• Fuel injector 3 (top of engine)
• Fuel injector 4 (top of engine)
• Fuel injector 5 (top of engine)
• Fuel injector 6 (top of engine)
• G111 (above starter motor)
• Gnd
• Ign 1 volt
• J101
• J109
• Low ref
• Maf sens sig
• Mass air flow (maf)/ intake air temperature (iat) sensor (in air cleaner duct)
• Pnk
• Tan

3.5L VIN K, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Impala LTZ 2009

List of elements for 3.5L VIN K, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Impala LTZ 2009:

• (above starter motor) g111
• (behind throttle body) manifold absolute pressure (map) sensor
• (front of left cylinder head) engine coolant temperature (ect) sensor
• (front of throttle body) evaporative emission (evap) canister purge solenoid valve
• (in exhaust system, behind catalytic converter) heated oxygen sensor (ho2s) 2
• (near throttle body) (sulev) secondary air injection (air) pump relay
• (near throttle body) (sulev) secondary air injection (air) solenoid relay
• (under air cleaner) a/c refrigerant pressure sensor
• Air conditioning system
• Clutch rly ctrl a/c compressor
• Computer data lines system
• Cooling fans system
• Driver information center (dic)
• Engine control module (ecm) (inside air cleaner assembly)
• Evaporative emission (evap) canister vent solenoid (behind left rear wheelwell)
• Fan rly ctrl pwr/trn rly ctrl
• G111 (above starter motor)
• G115 (on transmission case, below brake booster)
• Ground
• Ho2s htr
• Instrument panel cluster (ipc)
• J101
• Lo ctrl sens 2
• Lo spd cooling
• Logic
• Malfunction ind
• Mil control
• Mil ctrl
• Nca
• Pnk
• Secondary air injection (air) pump (sulev) (lower left rear of engine)
• Secondary air injection (air) solenoid (sulev) (near ignition control module)
• Serial data gmlan lo spd
• Sol ctrl evap cnstr vent
• Tan
• Underhood fuse block (right side of engine x4 compt)

3.5L VIN K, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Impala LTZ 2009

List of elements for 3.5L VIN K, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Impala LTZ 2009:

• (floor, right of front passenger's seat) g302
• 5v ref 1
• 5v ref 2
• A/c refrig press sens
• Acc wake up
• Accelerator pedal position (app) sensor (left side of dash)
• Air pump fuse 60a
• Air pump rly ctrl
• Air sol fuse 15a
• App sens 1 sig
• App sens 2 sig
• Batt positive volt
• Body control module (bcm) (left side of dash)
• Coil ctrl
• Computer data lines system
• Cooling fans system
• Ecm ign fuse 10a
• Ecm/ tcm fuse 15a
• Emissions 1 fuse 15a
• Emissions 2 fuse 15a
• Engine control module (ecm) (inside air cleaner assembly)
• Etc/ecm fuse 15a
• Exterior lights system
• Fan rly ctrl
• Ftp sens sig
• Fuel lvl sens sig
• Fuel pump & sender assembly (top of fuel tank)
• Fuel pump rly ctrl
• Fuel tank pressure (ftp) sensor (fuel pump/ sender assembly)
• Fuel/ pump fuse 15a
• Fuel/ pump relay
• G111 (above starter motor)
• Ho2s hi sig sens 2
• Ho2s lo sig sens 2
• Hot at all times
• Iat sens sig
• Ign 1 volt
• Ign main pcb relay
• Inj 1 fuse 20a
• Inj 2 fuse 20a
• Jx207 (i/p harness near steering column)
• Low ref
• Maf sens sig
• P/n sig
• Pnk
• Power distribution system
• Pwr/trn relay
• Run/crnk rly
• Serial data bus+
• Serial data bus-
• Starter rly coil ctrl
• Starting/charging system
• Stop lmp sw sig
• Tan
• Transmissions system
• Underhood fuse block (right side of engine compt)
• X4 serial data acc wakeup

3.5L VIN N

3.5L VIN N, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Impala LTZ 2009

List of elements for 3.5L VIN N, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Impala LTZ 2009:

• (left side of automatic transaxle) g113
• (right exhaust manifold) heated oxygen sensor (ho2s) 1
• (top of engine) throttle body
• 5v ref
• 5v ref 1
• 5v ref 2
• Air press sens sig
• Air sol ctrl evap cnstr purge sol ctrl
• Ckp sens sig
• Ckp sig
• Cmp actr sol hi ctrl
• Cmp sens sig
• Cnstr fuse 10a
• Crankshaft position (ckp) sensor (right rear of engine)
• Duty cycle sig
• Ect sens sig
• Engine control module (ecm) (inside air cleaner assembly)
• Firing order 1-2-3-4-5-6
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• Generator turn on sig
• Gnd
• Ho2s hi sig sens 1
• Ho2s htr lo ctrl sens 1
• Ho2s lo sig sens 1
• Hot at all times
• I/p fuse block (right kick panel)
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition control module (icm) (top center rear of engine)
• Ks 1 sig
• Ks 2 sig
• Logic
• Low ref
• Map sens sig
• Nca
• Oil press sens sig
• Spark plugs
• Starting/ charging system
• Tac motor
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Tp sens 1 sig
• Tp sens 2 sig
• Tps1
• Tps2

3.5L VIN N, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Impala LTZ 2009

List of elements for 3.5L VIN N, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Impala LTZ 2009:

• (front of engine) camshaft position actuator solenoid
• (left side of engine) engine oil pressure (eop) sensor
• (left side of engine) knock sensor (ks) bank 2
• (right front of engine) camshaft position (cmp) sensor
• (right side of engine) knock sensor (ks) bank 1
• 5v ref 1
• A red
• Cmp sig
• Fuel injector 1 (top of engine)
• Fuel injector 2 (top of engine)
• Fuel injector 3 (top of engine)
• Fuel injector 4 (top of engine)
• Fuel injector 5 (top of engine)
• Fuel injector 6 (top of engine)
• G111 (above starter motor)
• Gnd
• Ign 1 volt
• J101
• J109
• Low ref
• Maf sens sig
• Mass air flow (maf)/ intake air temperature (iat) sensor (in air cleaner duct)
• Pnk
• Tan

3.5L VIN N, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Impala LTZ 2009

List of elements for 3.5L VIN N, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Impala LTZ 2009:

• (above starter motor) g111
• (behind throttle body) manifold absolute pressure (map) sensor
• (front of left cylinder head) engine coolant temperature (ect) sensor
• (front of throttle body) evaporative emission (evap) canister purge solenoid valve
• (in exhaust system, behind catalytic converter) heated oxygen sensor (ho2s) 2
• (near throttle body) (sulev) secondary air injection (air) pump relay
• (near throttle body) (sulev) secondary air injection (air) solenoid relay
• (under air cleaner) a/c refrigerant pressure sensor
• Air conditioning system
• Clutch rly ctrl a/c compressor
• Computer data lines system
• Cooling fans system
• Driver information center (dic)
• Engine control module (ecm) (inside air cleaner assembly)
• Evaporative emission (evap) canister vent solenoid (behind left rear wheelwell)
• Fan rly ctrl pwr/trn rly ctrl
• G111 (above starter motor)
• G115 (on transmission case, below brake booster)
• Ground
• Ho2s htr
• Instrument panel cluster (ipc)
• J101
• Lo ctrl sens 2
• Lo spd cooling
• Logic
• Malfunction ind
• Mil control
• Mil ctrl
• Nca
• Pnk
• Secondary air injection (air) pump (sulev) (lower left rear of engine)
• Secondary air injection (air) solenoid (sulev) (near ignition control module)
• Serial data gmlan lo spd
• Sol ctrl evap cnstr vent
• Tan
• Underhood fuse block (right side of engine x4 compt)

3.5L VIN N, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Impala LTZ 2009

List of elements for 3.5L VIN N, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Impala LTZ 2009:

• (floor, right of front passenger's seat) g302
• 5v ref 1
• 5v ref 2
• A/c refrig press sens
• Acc wake up
• Accelerator pedal position (app) sensor (left side of dash)
• Air pump fuse 60a
• Air pump rly ctrl
• Air sol fuse 15a
• App sens 1 sig
• App sens 2 sig
• Batt positive volt
• Body control module (bcm) (left side of dash)
• Coil ctrl
• Computer data lines system
• Cooling fans system
• Ecm ign fuse 10a
• Ecm/ tcm fuse 15a
• Emissions 1 fuse 15a
• Emissions 2 fuse 15a
• Engine control module (ecm) (inside air cleaner assembly)
• Etc/ecm fuse 15a
• Exterior lights system
• Fan rly ctrl
• Ftp sens sig
• Fuel lvl sens sig
• Fuel pump & sender assembly (top of fuel tank)
• Fuel pump rly ctrl
• Fuel tank pressure (ftp) sensor (fuel pump/ sender assembly)
• Fuel/ pump fuse 15a
• Fuel/ pump relay
• G111 (above starter motor)
• Ho2s hi sig sens 2
• Ho2s lo sig sens 2
• Hot at all times
• Iat sens sig
• Ign 1 volt
• Ign main pcb relay
• Inj 1 fuse 20a
• Inj 2 fuse 20a
• Jx207 (i/p harness near steering column)
• Low ref
• Maf sens sig
• P/n sig
• Pnk
• Power distribution system
• Pwr/trn relay
• Run/crnk rly
• Serial data bus+
• Serial data bus-
• Starter rly coil ctrl
• Starting/charging system
• Stop lmp sw sig
• Tan
• Transmissions system
• Underhood fuse block (right side of engine compt)
• X4 serial data acc wakeup

3.9L VIN M

3.9L VIN M, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Impala LTZ 2009

List of elements for 3.9L VIN M, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Impala LTZ 2009:

• (left side of automatic transaxle) g113
• (right exhaust manifold) heated oxygen sensor (ho2s) 1
• (top of engine) throttle body
• 5v ref 1
• 5v ref 2
• Ckp sens sig
• Ckp sig
• Cmp actr sol hi ctrl
• Cmp sens sig
• Cnstr fuse 10a
• Crankshaft position (ckp) sensor (right rear of engine)
• Ect sens sig
• Engine control module (ecm) (inside air cleaner assembly)
• Evap cnstr purge sol ctrl
• Firing order 1-2-3-4-5-6
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• Generator field duty cycle sig
• Generator turn on sig
• Gnd
• Ho2s hi sig sens 1
• Ho2s htr lo ctrl sens 1
• Ho2s lo sig sens 1
• Hot at all times
• I/p fuse block (right kick panel)
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition control module (icm) (top center rear of engine)
• Ks 1 sig
• Ks 2 sig
• Logic
• Low ref
• Map sens sig
• Nca
• Oil press sens sig
• Spark plugs
• Starting/ charging system
• Tac motor
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Tp sens 1 sig
• Tp sens 2 sig
• Tps1
• Tps2

3.9L VIN M, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Impala LTZ 2009

List of elements for 3.9L VIN M, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Impala LTZ 2009:

• (front of engine) camshaft position actuator solenoid
• (left side of engine) engine oil pressure (eop) sensor
• (left side of engine) knock sensor (ks) bank 2
• (right front of engine) camshaft position (cmp) sensor
• (right side of engine) knock sensor (ks) bank 1
• 5v ref 1
• A red
• Cmp sig
• Fuel injector 1 (top of engine)
• Fuel injector 2 (top of engine)
• Fuel injector 3 (top of engine)
• Fuel injector 4 (top of engine)
• Fuel injector 5 (top of engine)
• Fuel injector 6 (top of engine)
• G111 (above starter motor)
• Gnd
• Ign 1 volt
• J101
• J109
• Low ref
• Maf sens sig
• Mass air flow (maf)/ intake air temperature (iat) sensor (in air cleaner duct)
• Pnk
• Tan

3.9L VIN M, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Impala LTZ 2009

List of elements for 3.9L VIN M, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Impala LTZ 2009:

• (behind throttle body) manifold absolute pressure (map) sensor
• (front of left cylinder head) engine coolant temperature (ect) sensor
• (front of throttle body) evaporative emission (evap) canister purge solenoid valve
• (in exhaust system, behind catalytic converter) heated oxygen sensor (ho2s) 2
• (under air cleaner) a/c refrigerant pressure sensor
• Air conditioning system
• Clutch rly ctrl a/c compressor
• Computer data lines system
• Cooling fans system
• Driver information center (dic)
• Engine control module (ecm) (inside air cleaner assembly)
• Evaporative emission (evap) canister vent solenoid (behind left rear wheelwell)
• G111 (above starter motor)
• Ground
• Instrument panel cluster (ipc)
• Lo ctrl sens 2 ho2s htr
• Lo spd cooling fan
• Logic
• Malfunction ind
• Mil control
• Mil ctrl
• Nca
• Pnk
• Rly ctrl pwr/trn rly ctrl
• Serial data lo spd gmlan
• Tan
• Underhood fuse block (right side of engine x4 compt)
• Vent sol ctrl evap cnstr

3.9L VIN M, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Impala LTZ 2009

List of elements for 3.9L VIN M, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Impala LTZ 2009:

• (floor, right of front passenger's seat) g302
• (i/p harness, near steering column) jx207
• 5v ref 1
• 5v ref 2
• A/c refrig press sens
• Acc wake up
• Accelerator pedal position (app) sensor (left side of dash)
• App sens 1 sig
• App sens 2 sig
• App sensor 1
• App sensor 2
• Batt positive volt
• Body control module (bcm) (left side of dash)
• Coil ctrl
• Computer data lines system
• Cooling fans system
• Ecm ign fuse 10a
• Ecm/ tcm fuse 15a
• Emissions 1 fuse 15a
• Emissions 2 fuse 15a
• Engine control module (ecm) (inside air cleaner assembly)
• Etc/ecm fuse 15a
• Exterior lights system
• Fan rly ctrl
• Fuel lvl sens sig
• Fuel pump & sender assembly (top of fuel tank)
• Fuel pump rly ctrl
• Fuel tank press sens
• Fuel tank pressure (ftp) sensor (fuel pump/ sender assembly)
• Fuel/ pump fuse 15a
• Fuel/ pump relay
• G111 (above starter motor)
• Ho2s hi sig sens 2
• Ho2s lo sig sens 2
• Hot at all times
• Iat sens sig
• Ign 1 volt
• Ign main pcb relay
• Inj 1 fuse 20a
• Inj 2 fuse 20a
• Low ref
• Maf sens sig
• P/n sig
• Pnk
• Power distribution system
• Pwr/trn relay
• Run/crnk rly
• Serial data bus+
• Serial data bus-
• Starter rly coil ctrl
• Starting/charging system
• Stop lmp sw sig
• Tan
• Transmissions system
• Underhood fuse block (right side of engine compt)
• X4 serial data acc wakeup

5.3L VIN C

5.3L VIN C, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Impala LTZ 2009

List of elements for 5.3L VIN C, Engine Performance Wiring Diagram (1 of 4) for Chevrolet Impala LTZ 2009:

• (lower left rear of engine block) knock sensor (ks) bank 1
• (rear of engine) engine oil pressure (eop) sensor
• (under right exhaust manifold) knock sensor (ks) bank 2
• 5v ref 1
• 5v ref 2
• A tan
• Camshaft position (cmp) sensor (front of engine)
• Ckp sens sig
• Ckp sig
• Cmp sens sig oil press sens sig
• Cmp sig
• Crankshaft position (ckp) sensor (right side of engine)
• Engine control module (ecm) (inside air cleaner assembly)
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• Fuel inj 5 ctrl
• Fuel inj 6 ctrl
• Fuel inj 7 ctrl
• Fuel inj 8 ctrl
• G111 (below starter motor)
• Gnd
• Heated oxygen sensor (ho2s) 1 (right exhaust manifold)
• Heated oxygen sensor (ho2s) 2 (in exhaust system, behind catalytic converter)
• Ho2s ctrl sens 1
• Ho2s ctrl sens 2
• Ho2s sig sens 1
• Ho2s sig sens 2
• Iat sens sig
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 ctrl
• Ic 5 ctrl
• Ic 6 ctrl
• Ic 7 ctrl
• Ic 8 ctrl
• Ign 1 volt
• J101
• Ks 1 sig
• Ks 2 sig
• Low ref
• Maf sens sig
• Mass air flow (maf)/ intake air temperature (iat) sensor (in air cleaner duct)
• Nca
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Throttle body (top of engine)
• Tp sens 1 sig
• Tp sens 2 sig

5.3L VIN C, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Impala LTZ 2009

List of elements for 5.3L VIN C, Engine Performance Wiring Diagram (2 of 4) for Chevrolet Impala LTZ 2009:

• (i/p harness, near steering column) jx206
• (i/p harness, near steering column) jx207
• (left side of dash) body control module (bcm)
• Batt
• Computer data lines system
• Display fuse 10a
• Distribution power
• Driver information center (dic)
• Ecm ign fuse 10a
• Ecm/ tcm fuse 15a
• Emissions 1 fuse 15a
• Emissions 2 fuse 15a
• Etc/ecm fuse 15a
• Fuel injector 1 (top of engine)
• Fuel injector 2 (top of engine)
• Fuel injector 3 (top of engine)
• Fuel injector 4 (top of engine)
• Fuel injector 5 (top of engine)
• Fuel injector 6 (top of engine)
• Fuel injector 7 (top of engine)
• Fuel injector 8 (top of engine)
• Fuel/ pump relay
• Fuel/pump fuse 15a
• G111 (below starter motor)
• Hot at all times
• Ign main pcb relay
• Inj 1 fuse 20a
• Inj 2 fuse 20a
• Instrument panel cluster (ipc)
• J108
• J109
• Logic
• Malfunction ind
• Mil ctrl
• Pnk
• Pwr/trn relay
• Serial data lo spd gmlan
• System
• Tan
• Underhood fuse block (right side of engine compt)

5.3L VIN C, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Impala LTZ 2009

List of elements for 5.3L VIN C, Engine Performance Wiring Diagram (3 of 4) for Chevrolet Impala LTZ 2009:

• (top of engine) ignition coil 1
• (top of engine) ignition coil 2
• (top of engine) ignition coil 3
• (top of engine) ignition coil 4
• (top of engine) ignition coil 5
• (top of engine) ignition coil 6
• (top of engine) ignition coil 7
• (top of engine) ignition coil 8
• 5v ref 1
• 5v ref 2
• A/c compressor
• Acc wake up serial data
• Air conditioning system
• App sens 2 sig
• Batt positive
• Brk booster
• Clutch rly ctrl fan rly ctrl
• Coil ctrl
• Cooling fans system
• Engine control module (ecm) (inside air cleaner assembly)
• Evap cnstr
• Evaporative emission (evap) canister vent solenoid (behind left rear
• Ftp sens sig
• Fuel lvl
• Fuel pump
• G113 (left side of automatic transaxle)
• Ign 1 volt
• J106 (ignition control module wiring harness)
• J107 (ignition control module wiring harness)
• J130
• J131
• J132 (ignition control module wiring harness)
• J133 (ignition control module wiring harness)
• Low ref
• Mil ctrl
• Nca
• Plug spark
• Pnk
• Pwr/trn
• Red
• Rly ctrl
• Sens sig
• Spark plug
• Starter
• Starting/ charging system
• Stop lp sw sig
• Tan
• Underhood fuse block (right side of engine x1 compt)
• Vacuum sig app sens 1 sig
• Vent sol ctrl
• Volt
• Wheelwell

5.3L VIN C, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Impala LTZ 2009

List of elements for 5.3L VIN C, Engine Performance Wiring Diagram (4 of 4) for Chevrolet Impala LTZ 2009:

• (floor, right of front passenger's seat) g302
• (front of left cylinder head) engine coolant temperature (ect) sensor
• (on intake manifold) evaporative emission (evap) canister purge solenoid valve
• (on throttle body) manifold absolute pressure (map) sensor
• (under air cleaner) a/c refrigerant pressure sensor
• (under throttle actuator control (tac) module) valve lifter oil manifold (vlom) assembly
• 5v ref 1
• A/c refrig press sens sig
• Accelerator pedal position (app) sensor (left side of dash)
• B tan
• Brake booster vacuum sensor (at brake booster)
• Cnstr fuse 10a
• Computer data lines system
• Cooling fans system
• Cycle sig
• Cylinder shutoff solenoid 1
• Cylinder shutoff solenoid 2
• Cylinder shutoff solenoid 3
• Cylinder shutoff solenoid 4
• Ect sens sig
• Engine control module (ecm) (inside air cleaner assembly)
• Evap sol ctrl
• Fan rly ctrl
• Fuel level sensor
• Fuel pump
• Fuel pump & sender assembly (top of fuel tank)
• Fuel tank pressure (ftp) sensor (fuel pump/ sender assembly)
• Generator turn on sig
• Hot at all times
• I/p fuse block (right kick panel)
• Low ref
• Map sens sig
• Park/neutral sig
• Serial data bus+
• Serial data bus-
• Sol ctrl 1
• Sol ctrl 2
• Sol ctrl 3
• Sol ctrl 4
• Starting/ charging system
• Starting/charging system
• Tan
• Transmission control module (tcm) (left side of engine compt)
• Transmissions system
• Vss

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Backup Lamps Wiring Diagram for Chevrolet Impala LTZ 2009:

• (body wiring harness, 24 cm from breakout to x405) j324
• Automatic transmission
• Automatic transmission internal mode switch (ims)
• Backup lamp sply volt
• Battery positive volt
• Body control module (bcm) (left side of dash)
• Chmsl/ bckup fuse 10a
• Computer data lines system
• Exterior lamps circuit
• G111 (3.5l & 3.9l: above starter motor) (5.3l: below starter motor)
• G202 (left side of dash)
• G302 (floor, right of front passenger's seat)
• Ground
• Hig speed (+)
• Hig speed (-)
• Hot at all times
• Inside rearview mirror (if equipped)
• J101
• J485
• Left backup lamp
• Logic
• Low speed serial data
• Right backup lamp
• Signal a
• Signal b
• Tan
• Transmission control module (tcm) (left side of engine compt)
• Underhood fuse block (right side of engine compt)

Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet Impala LTZ 2009

List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet Impala LTZ 2009:

• (right side of engine compt) underhood fuse block
• 5 volt ref
• Auto
• Batt positive volt
• Body control module (bcm) (left side of dash)
• Brake pedal position sensor (left side of dash)
• C1 x3
• Chmsl sply volt
• Computer data lines system
• G100 (behind right headlight)
• G101 (behind left headlight)
• G202 (left side of dash)
• Hazard
• Hazard sw sig
• Head
• Headlamp switch
• Hot at all times
• Ign
• Instrument panel cluster (ipc)
• J126
• J127
• J214
• Left
• Left emergency vehicle rear window panel lamp (if equipped)
• Left front marker lamp
• Left park/ turn signal lamp
• Left turn indicator
• Left turn sw sig
• Lf trl turn sig lp
• Lf turn sig lamp
• Logic
• Low ref
• Lr stop/turn lamp
• Lt park fuse 10a
• Lt t/sig fuse 15a
• Nca
• Off
• Park
• Park lamp sw sig
• Park lp pcb relay
• Park lp rly ctrl
• Red
• Rf turn sig lamp
• Right
• Right emergency vehicle rear window panel lamp (if equipped)
• Right front marker lamp
• Right park/ turn signal lamp
• Right turn indicator
• Right turn sw sig
• Rr stop/turn lamp
• Rt park fuse 10a
• Rt t/sig fuse 15a
• Rt trl turn sig lp
• Serial data
• Stop lamp sw sig
• Tan
• Turn signal/ multi-function switch
• W/ police
• X2 c2
• X2 k6

Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet Impala LTZ 2009

List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet Impala LTZ 2009:

• (3.5l/3.9l)
• (5.3l)
• Center high mounted stop lamp (chmsl)
• Coax
• Emergency vehicle front lamp flasher
• Engine control module (ecm) (inside air cleaner assembly)
• Front emergency flasher ctrl
• G302 (floor, right of front passenger's seat)
• J375
• J430 (rear body wiring harness, 14 cm from breakout to right license lamp)
• J485
• Left backup lamp
• Left tail lamp
• Left tail/ stop & turn signal lamp
• License lamp
• Pnk
• Right backup lamp
• Right tail lamp
• Right tail/ stop & turn signal lamp
• Stop lamp sw sig
• Tan

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Impala LTZ 2009

List of elements for Ground Distribution Wiring Diagram (1 of 3) for Chevrolet Impala LTZ 2009:

• (base)
• (right side of engine compartment) underhood fuse block
• (uplevel)
• 5.3l
• Ambient light sensor
• Automatic transaxle
• Automatic transmission internal mode switch (ims)
• Auxiliary reading lamp
• B x1
• Battery
• Body control module (bcm)
• Brake fluid level switch
• Breakout to window switch)
• C2 x1
• California, sulev
• Data link connector (dlc)
• Dome/ reading lamps
• Driver door lock
• Driver door lock switch
• Driver outside rearview mirror
• Driver seat adjuster switch
• Driver window switch
• Engine control module (ecm)
• Except 5.3l
• Fuel/ pump relay
• G102 (near battery)
• G111 (except 5.3l: above starter motor) (5.3l: below starter motor)
• G202 (left side of dash)
• G301 (floor, left of driver's seat)
• Garage door opener
• Headlamp switch
• Heated seat control module
• Hvac control module
• If equipped
• Ign main pcb relay
• Inside rearview mirror (isrvm)
• Instrument panel cluster (ipc)
• J390 (on roof wiring harness, 53 cm from breakout to dome lamp)
• Left rear door lock
• Left vanity mirror lamp
• Mass air flow (maf)/ intake air temperature (iat) sensor
• Nca
• Outside rearview mirror switch
• Police
• Radio
• Remote control door lock receiver (rcdlr)
• Right vanity mirror lamp
• Secondary air injection (air) pump solenoid
• Steering angle sensor
• Strtr relay
• Sunroof control module
• Theft deterrent module (tdm)
• Transmission control module (tcm)
• Turn signal/ multi-function switch
• Turn signal/multi-function switch)
• W/ front heated seats
• W/ onstar
• W/o onstar
• X100
• Yaw & lateral accelerometer sensor

Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Impala LTZ 2009

List of elements for Ground Distribution Wiring Diagram (2 of 3) for Chevrolet Impala LTZ 2009:

• (right kick panel) i/p fuse block
• (right side of dash)
• 5.3l
• A/c compressor clutch
• Automatic transmission shift lock control solenoid
• Center console 1 accessory power outlet
• Center console 2 accessory power outlet
• Center console compartment accessory power outlet
• Center high mounted stop lamp (chmsl)
• Center seat accessory power outlet
• Door lock pcb relay
• Door unlock pcb relay
• Driver door unlock pcb relay
• Except 5.3l
• Floor shifter
• Fuel pump & sender assembly
• G113 (left side of automatic transaxle)
• G204
• G302 (floor, right of front passenger's seat)
• G403 (left side of package shelf)
• If equipped
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Ignition coil 7
• Ignition coil 8
• Ignition control module (icm)
• Inflatable restraint passenger presence system (pps) module
• Inflatable restraint sensing & diagnostic module (sdm)
• J130 (ignition control module wiring harness)
• J131 (ignition control module wiring harness)
• J375 (body harness, 30.5 cm from breakout to right seat belt pretensioner)
• J485 (on rear body harness, 24 cm from breakout to license lamp)
• J604 (front passenger door wiring harness, 6 cm from breakout to right front speaker)
• Left backup lamp
• Left tail lamp
• Left tail/stop & turn signal lamp
• License lamp
• Nca
• Passenger door lock
• Passenger door lock switch
• Passenger outside rearview mirror
• Passenger seat adjuster switch
• Passenger window switch
• Police
• Rap relay
• Rear compartment lid release actuator
• Rear window defogger grid
• Right backup lamp
• Right rear door lock
• Right tail lamp
• Right tail/stop & turn signal lamp
• Trunk diode
• Trunk relay
• Vehicle communication interface module (vcim)
• W/ floor console
• W/ onstar
• W/o floor console
• X1 j1

Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Impala LTZ 2009

List of elements for Ground Distribution Wiring Diagram (3 of 3) for Chevrolet Impala LTZ 2009:

• (in steering wheel harness, behind inflatable restraint steering wheel module)
• (not used)
• (on forward lamp wiring
• (right side of engine compartment) underhood fuse block
• (w/ abs) electronic brake control module (ebcm)
• Audio amplifier
• Automatic transmission shift lock control solenoid
• Auxiliary fuse block
• B1 x2
• Blower motor control module
• California, sulev
• Data link connector (dlc)
• Digital radio receiver
• Driver information center (dic) switch
• Emergency vehicle headlamp flasher
• Fan 2 relay
• G100 (behind right headlight)
• G101 (behind left headlight)
• G115 (5.3l: lower front of engine, under cylinder exhaust port) (except 5.3l: on transmission case, below brake booster)
• G200 (right side of dash)
• G201 (left side of dash)
• G404 (right side of package shelf)
• Hood ajar switch
• Horn assembly
• Horn switch
• Hvac control module
• I/p accessory power outlet 1
• I/p accessory power outlet 2
• If equipped
• Ignition lock cylinder control actuator
• Inflatable restraint passenger air bag on/off indicator
• Inflatable restraint steering wheel module coil
• Instrument panel cluster (ipc)
• J124
• J126 (on right head lamp assembly wiring harness)
• J127 (left headlight harness)
• J215
• Left front fog lamp
• Left front marker lamp
• Left high beam headlamp
• Left i/p courtesy lamp
• Left low beam headlamp
• Left park/ turn signal lamp
• Left steering wheel control switch
• Nca
• Performance enhanced audio
• Police
• Rear defog relay
• Right engine cooling fan
• Right engine cooling fan diode
• Right front fog lamp
• Right front marker lamp
• Right high beam headlamp
• Right i/p courtesy lamp
• Right low beam headlamp
• Right park/turn signal lamp
• Right steering wheel control switch
• Secondary air injection (air) pump
• Seo 1 relay
• Seo 2 relay
• W/ active brake control
• W/ cruise control accessory steering wheel control
• W/ digital audio system
• W/ floor front compartment
• W/ headlamp flasher
• W/ remote, keyless entry
• W/o active brake control
• W/o cruise control accessory steering wheel control
• W/o floor console
• W/o floor shifter
• W/o headlamp flasher
• Windshield washer fluid level switch
• Windshield washer fluid pump
• Windshield washer fluid pump diode
• Windshield wiper low speed diode
• Windshield wiper motor
• Wiper pcb relay
• X122
• X275
• X277

HEADLIGHTS

Headlights Wiring Diagram, with Police Option for Chevrolet Impala LTZ 2009

List of elements for Headlights Wiring Diagram, with Police Option for Chevrolet Impala LTZ 2009:

• (not used)
• Amb lmp sens sig
• Ambient light sensor (center of dash)
• Auto
• Body control module (bcm) (left side of dash )
• Computer data lines system
• Dimmer sw hi bm sig
• Drl 1 fuse 15a
• Drl 2 fuse 15a
• Drl pcb relay
• Drl pcb rly ctrl
• Fog lamp ind
• Fog lamp switch
• Fog lamps fuse 15a
• Fog lmp rly ctrl
• Fog lmp sw sig
• Fog lp pcb relay
• Ftp
• Ftp sw sig
• G100 (behind right headlight)
• G101 (behind left headlight)
• G202 (left side of dash)
• Gmlan ser data
• Hdlp mdl fuse 15a
• Head
• Headlamp off sw
• Headlamp on sw
• Headlamp switch
• Hi beam rly ctrl
• High
• High beam ind
• High beam pcb relay
• Hot at all times
• Ign
• Instrument panel cluster (ipc)
• J124
• J128
• J129
• J214
• Left front fog lamp
• Left high beam headlamp
• Left low beam headlamp
• Lo spd gmlan ser data
• Logic
• Low
• Low beam pcb relay
• Low beam rly ctrl
• Lt hi beam fuse 10a
• Lt lo beam fuse 10a
• Off
• Park
• Park brake sw
• Park brake switch (park brake assembly)
• Pnk
• Rear lmp flash sig
• Right front fog lamp
• Right high beam headlamp
• Right low beam headlamp
• Rt hi beam fuse 10a
• Rt lo beam fuse 10a
• Ser data
• Turn signal/ multi-function switch
• Underhood fuse block (right side of engine compt)
• Windshield sw sig
• Wiper/ washer system
• X297

Headlights Wiring Diagram, without Police Option for Chevrolet Impala LTZ 2009

List of elements for Headlights Wiring Diagram, without Police Option for Chevrolet Impala LTZ 2009:

• (behind right headlight) g100
• (not used)
• (or 6841)
• Amb lmp sens sig
• Ambient light sensor (center of dash)
• Auto
• Batt pos volt
• Body control module (bcm) (left side of dash)
• Computer data lines system
• Dimmer sw hi bm sig
• Drl 1 fuse 15a
• Drl 2 fuse 15a
• Drl pcb relay
• Drl pcb rly ctrl
• Emergency vehicle headlamp flasher
• Flasher sig
• Fog lamp ind
• Fog lamp switch
• Fog lamps fuse 15a
• Fog lmp rly ctrl
• Fog lmp sw sig rear lmp flash sig
• Fog lp pcb relay
• Ftp
• Ftp sw sig
• G100 (behind right headlight)
• G101 (behind left headlight)
• G202 (left side of dash)
• Gmlan ser data
• Gnd
• Hdlp mdl fuse 15a
• Head
• Headlamp off sw
• Headlamp on sw
• Headlamp switch
• Hi beam rly ctrl
• Hi beam sply volt
• High
• High beam ind
• High beam pcb relay
• Hot at all times
• Ign
• Instrument panel cluster (ipc)
• J124
• J128
• J129
• J214
• Left front fog lamp
• Left high beam headlamp
• Left low beam headlamp
• Lo spd gmlan ser data
• Logic
• Low
• Low beam pcb relay
• Low beam rly ctrl
• Lt hi beam fuse 10a
• Lt lo beam fuse 10a
• Off
• Park
• Park brake sw
• Park brake switch (park brake assembly)
• Pnk
• Right front fog lamp
• Right high beam headlamp
• Right low beam headlamp
• Rt hi beam fuse 10a
• Rt lo beam fuse 10a
• Ser data
• Turn signal/ multi-function switch
• Underhood fuse block (right side of engine compt)
• W/ flasher headlamp
• W/o flasher headlamp
• Windshield sw sig
• Wiper/ washer system
• X297

HORN

Horn Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Horn Wiring Diagram for Chevrolet Impala LTZ 2009:

• Body control module (bcm) (left side of dash)
• G100 (behind right headlight)
• G201 (left side of dash)
• Horn assembly (right front of engine compt)
• Horn fuse 15a
• Horn pcb relay
• Horn relay ctrl
• Horn switch
• Hot at all times
• Inflatable restraint steering wheel module coil (under steering wheel)
• J124
• J215 (w/ accessory steering wheel)
• Jx207 (i/p harness, near steering column)
• Nca
• Tan
• Underhood fuse block (right side of engine compt)
• X275
• X277

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Instrument Cluster Wiring Diagram for Chevrolet Impala LTZ 2009:

• (driver's door) driver door lock
• (left rear door) left rear door lock
• (left side of dash) g201
• (left side of dash) g202
• 5-volt ref
• 5.3l
• 5.3l except 5.3l
• Abs ind
• Air bag ind
• Air bag/ display fuse 10a
• Base
• Batt pos volt
• Body control module (bcm) (left side of dash)
• Brake fluid level switch (on brake fluid reservoir)
• Brake ind
• Brake warning ind ctrl
• Bulbs)
• Charging ind
• Computer data lines system
• Cruise control ind
• Customi- zation
• Dic select menu sw sig
• Dic sw low ref
• Dic sw sig
• Display fuse 10a
• Driver information center (dic) display
• Driver information center (dic) switch
• Engine control module (ecm) (inside air cleaner assembly)
• Engine controls system
• Engine coolant temp gauge
• Engine coolant temperature ind
• Engine oil level (eol) switch (bottom of oil pan)
• Engine oil pressure (eop) sensor (5.3l: rear of engine) (3.5l/3.9l: left side of engine)
• Except 5.3l
• Exterior lights system
• Fog lamp ind
• Fuel gauge
• Fuel level sensor
• Fuel lvl sens sig
• Fuel pump & sender assembly (top of fuel tank)
• G111 (below starter motor)
• G202 (left side of dash)
• G301 (floor, left of driver's seat)
• G302 (floor, right of front passenger's seat)
• Gmlan serial data +
• Gmlan serial data -
• Gmlan serial data+
• Gmlan serial data-
• Gnd
• High beam ind
• Hot at all times
• Hot w/ ign main pcb relay energized
• Ign
• Ign 1 volt
• Ign 1 voltage
• Illum (4
• Instrument panel cluster (ipc)
• Interior lights system
• J101
• J303
• J375
• J474 (body harness, 45.5 cm from breakout to x409)
• J505
• J604
• Jx206 (i/p harness, near steering column)
• Km/h ind
• Left turn ind
• Lf dr ajar sw sig
• Lid ajar sw sig
• Logic
• Low ref
• Low spd gmlan serial data
• Low tire pressure ind
• Low washer fluid ind ctrl
• Lr dr ajar sw sig
• Malfunction ind lamp (mil)
• Mph ind
• Oil level ind
• Oil level sw sig
• Oil press sens sig
• Park brake sw sig
• Park brake switch (park brake assembly)
• Pass air bag off ind ctrl
• Pass air bag on ind ctrl
• Pass seat belt ind ctrl
• Passenger door lock (front passenger's door)
• Pnk
• Police
• Rear compartment lid release actuator (center of deck lid)
• Rf dr ajar sw sig
• Right rear door lock (right rear door)
• Right turn ind
• Rr dr ajar sw sig
• Seat belt ind
• Security ind
• Set/ reset
• Speedometer
• Stability control off ind
• Tachometer
• Tan
• Trip/ fuel
• Underhood fuse block (right side of engine compt)
• Uplevel
• Vehicle infor- mation
• Warning systems
• Wiper/washer system

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Courtesy Lamps Wiring Diagram for Chevrolet Impala LTZ 2009:

• (body wiring harness, 24 cm from breakout to x311) j359
• (floor, left of driver's seat) g301
• (floor, right of front passenger's seat) g302
• (left side of dash) g202
• (police: body harness, 45.5 cm from breakout to x409) (except police: body wiring harness, 17 cm from breakout to x430)
• (w/ police) left spot lamp
• (w/ police) right spot lamp
• Auxiliary reading lamp (w/ police)
• Base
• Battery positive voltage
• Body control module (bcm) (left side of dash)
• Computer data lines system
• Courtesy lp sply volt
• Courtesy lp sw on sig
• Dome
• Dome/ reading lamps
• Driver door lock (driver's door)
• Emergency vehicle rear compartment lid lamps relay (if equipped) (right side of trunk)
• G200 (right side of dash)
• G301 (floor, left of driver's seat)
• G302 (floor, right of front passenger's seat)
• Gmlan serial data
• Headlamp switch
• Hot at all times
• Htd/ seat fuse 20a
• I/p fuse block (right kick panel)
• Inadvertent courtesy lp
• Inside rearview mirror
• Int lights fuse 10a
• Int lts/ pnl dim fuse 15a
• J303
• J375
• J390
• J393 (w/ left & right sunshade inside mirror) (roof wiring harness, 38 cm from breakout to dome lamp)
• J417 (body harness, 32 cm from breakout to left seat belt pretensioner)
• J474
• J505
• J604
• Left emergency vehicle rear compartment lid lamp (if equipped)
• Left i/p courtesy lamp
• Left rear door lock (left rear door)
• Left vanity mirror lamp (if equipped)
• Lf door open sw sig
• Lid ajar sw
• Lt spot fuse 15a
• Nca
• Off
• Open
• Pass door open sw sig
• Passenger door lock (front passenger's door)
• Rear compartment
• Rear compartment courtesy lamp
• Rear compartment lid release actuator (center of deck lid)
• Right emergency vehicle rear compartment lid lamp (if equipped)
• Right i/p courtesy lamp
• Right rear door lock (right rear door)
• Right vanity mirror lamp (if equipped)
• Rt spot fuse 15a
• Tan
• Underhood fuse block (right side of engine compt)
• Uplevel
• W/ onstar
• W/o onstar

Instrument Illumination Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Instrument Illumination Wiring Diagram for Chevrolet Impala LTZ 2009:

• (floor, left of driver's seat) g301
• (left side of dash) body control module (bcm)
• (left side of dash) g201
• Auto
• Battery positive voltage
• Chmsl/ bckup fuse 10a
• Computer data lines system
• Driver door lock switch
• Driver information center (dic) switch
• Driver window switch
• G201 (left side of dash)
• G202 (left side of dash)
• G302 (floor, right of front passenger's seat)
• Gmlan serial data
• H4 x4
• Head
• Headlamp switch
• Hot at all times
• Hvac module (center of dash)
• I/p lamp dimmer sw sig
• Illum
• Inflatable restraint steering wheel module coil (under steering wheel)
• Instrument panel cluster (ipc)
• Int lts/ pnl dim fuse 15a
• Ip dimming voltage ref
• J215
• J277
• J308 (body wiring harness, 14 cm from breakout to g301)
• J504
• J506 (driver's door trim wiring harness,11 cm from breakout to driver's window switch)
• J604
• J608 (front passenger's door trim wiring harness, 6.5 cm from front window switch)
• Jx207 (i/p harness, near steering column)
• Led dimming sply
• Left steering wheel control switch
• Nca
• Off
• Outside rearview mirror switch
• Park
• Passenger door lock switch
• Passenger window switch
• Radio (center of dash)
• Right steering wheel control switch
• Strg wheel fuse 2a
• Sw on sig
• Underhood fuse block (right side of engine compt)
• X275
• X277

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 4) for Chevrolet Impala LTZ 2009

List of elements for Power Distribution Wiring Diagram (1 of 4) for Chevrolet Impala LTZ 2009:

• (body wiring harness, 10 cm from second breakout to x302) j311
• (not used)
• (right kick panel) i/p fuse block
• (right side of engine compartment) underhood fuse block
• Abs mtr1 fuse 60a
• Abs mtr2 fuse 60a
• Air bag fuse 10a
• Amp fuse 25a
• Audio amplifier (w/ enhanced audio speaker system)
• Automatic transmission shift lock control solenoid
• Aux fuse 20a
• B3 x1
• Batt 1 fuse 60a
• Batt 2 fuse 60a
• Batt 4 fuse 30a
• Battery
• Blower motor control module
• Body control module (bcm)
• Cable pro fuse 200a
• Cnstr fuse 10a
• Digital radio receiver (w/ digital audio)
• Door lock pcb relay
• Door unlock pcb relay
• Dr/lck fuse 25a
• Driver door unlock pcb relay
• Driver seat adjuster switch
• Driver window switch
• Ecm/ tcm fuse 15a
• Electronic brake control module (ebcm)
• Emergency vehicle headlamp flasher
• Emergency vehicle rear compartment lid lamp relay (if equipped)
• Engine control module (ecm)
• Evaporative emission (evap) canister vent solenoid valve
• From pwr/mir j fuse (diagram 1 of 4)
• G302 (floor, right of front passenger's seat)
• Generator
• Hdlp mdl fuse 15a
• Heated seat control module
• Htd/ seat fuse 20a
• I/p fuse block (right kick panel)
• If equipped
• Inflatable restraint front passenger presence system (pps) module
• Inflatable restraint sensing & diagnostic module (sdm)
• Inside rearview mirror
• Int lts/ pnl dim fuse 15a
• J375
• Lamps & power sliding roof
• Outside rearview mirror switch
• Passenger seat adjuster switch
• Passenger window switch
• Pwr/mir fuse 2a
• Pwr/seat circuit breaker 25a
• Pwr/wndw circuit breaker 25a
• Radio
• Radio fuse 20a
• Rap fuse 10a
• Rap relay
• Red
• S/roof fuse 20a
• Starter
• Sunroof control module
• Tan
• To center seat accessory power outlet (diagram 2 0f 4)
• To fusible link (diagram 2 of 4)
• To rt t/sig fuse (diagram 2 of 4)
• To s/roof fuse (diagram 1 of 4)
• Transmission control module (tcm)
• Trunk relay
• W/ 8 way driver seat adjuster
• W/ active brake control
• W/ dual reading
• W/ dual reading lamps & power sliding roof
• W/ dual reading lamps & w/o power sliding roof
• W/ floor shifter
• W/ front seat heater
• W/ headlamp flasher
• W/ police
• W/o 8 way driver seat adjuster
• W/o active brake control
• W/o dual reading lamps & w/ power sliding roof
• W/o headlamp flasher
• X1 c2
• X122
• X3 b1
• X302
• X4 d2
• Xm fuse 10a

Power Distribution Wiring Diagram (2 of 4) for Chevrolet Impala LTZ 2009

List of elements for Power Distribution Wiring Diagram (2 of 4) for Chevrolet Impala LTZ 2009:

• (automatic transaxle wiring harness, 9.5 cm from connector x100) j115
• 1-2 shift solenoid (ss) valve
• 2-3 shift solenoid (ss) valve
• 30a
• 50a
• Air bag/ display fuse 10a
• Automatic transmission
• Aux pwr fuse 25a
• Body control module (bcm)
• Center console accessory power outlet 1
• Center console accessory power outlet 2
• Center console compartment accessory power outlet
• Center seat accessory power outlet
• Circuit breaker
• Ecm ign fuse 10a
• Engine control module (ecm)
• From aux fuse (diagram 1 of 4)
• From hdlp mdl a fuse (diagram 1 of 4)
• From underhood fuse block (diagram 1 of 4)
• G111 (except 5.3l above starter motor) (5.3l: below starter motor)
• G200 (right side of dash)
• G201 (left side of dash)
• G302 (floor, right of front passenger's seat)
• Hvac control module
• I/p accessory power outlet 1 (w/o floor console)
• I/p accessory power outlet 2 (w/o floor console)
• Ign main pcb relay
• Inflatable restraint passenger air bag on/off indicator
• Inflatable restraint sensing & diagnostic module (sdm)
• Instrument panel cluster (ipc)
• J101
• J231
• J375
• Lt t/sig fuse 15a
• Pnk
• Power drop/ crnk fuse 10a
• Red
• Rt t/sig fuse 15a
• Seo 1 relay
• Seo 2 relay
• Splice pack jx206 (i/p harness, near steering column)
• To chmsl/backup fuse (diagram 3 of 4)
• Torque converter clutch (tcc) solenoid valve
• Trans fuse 10a
• Transmission control module (tcm)
• Underhood fuse block (right side of engine compt)
• W/ floor console
• W/ police
• W/o floor console
• X1 j3
• X100
• X2 e2
• X4 k1

Power Distribution Wiring Diagram (3 of 4) for Chevrolet Impala LTZ 2009

List of elements for Power Distribution Wiring Diagram (3 of 4) for Chevrolet Impala LTZ 2009:

• (right side of engine compt) underhood fuse block
• 5 volt reference
• A/c cmprsr relay
• Acc
• Acc volt
• Air pump fuse 60a
• Air sol fuse 15a
• Battery positive volt
• Bcm fuse 10a
• Body control module (bcm)
• Chmsl/ backup fuse 10a
• Data link connector (dlc)
• Display fuse 10a
• Drl pcb relay
• Fan 1 fuse 30a
• Fan 1 relay
• Fan 2 fuse 30a
• Fan 3 relay
• Fog lp pcb relay
• From ign main c pcb relay (diagram 2 of 4)
• From rt spot d fuse (diagram 3 of 4)
• Garage door opener (gdo)
• High beam pcb relay
• Hvac control module
• Ign
• Ign 1 volt
• Ignition switch
• Instrument panel cluster (ipc)
• Int lights fuse 10a
• J204 (steering column harness, between bcm connector c1 & ignition switch)
• Key in ignition switch
• Left spot lamp (if equipped)
• Low beam pcb relay
• Lt spot fuse 15a
• Nca
• Off
• On/off/ crank volt
• Onstar fuse 10a
• Pnk
• Rear defog relay
• Remote control door lock receiver (rcdlr)
• Right spot lamp (if equipped)
• Rt spot fuse 15a
• Run
• Rvc sen fuse 10a
• Secondary air injection (air) pump relay
• Secondary air injection (air) pump solenoid relay
• Splice pack jx206 (i/p harness, near steering column)
• Start
• Theft deterrent module
• To drl pcb relay (diagram 3 of 4)
• To park pcb relay (diagram 4 of 4)
• Vehicle communication interface module (vcim)
• W/ garage door opener w/o onstar
• W/ onstar & garage door opener
• W/ onstar w/o garage door opener
• W/ police
• W/ pzev
• Wiper high pcb relay
• Wiper pcb relay
• Wpr fuse 25a
• X4 f3

Power Distribution Wiring Diagram (4 of 4) for Chevrolet Impala LTZ 2009

List of elements for Power Distribution Wiring Diagram (4 of 4) for Chevrolet Impala LTZ 2009:

• (5.3l)
• (engine wiring harness, 5 cm from breakout to fuel injector 3) j108
• (except 5.3l)
• (except 5.3l: fuel injector wiring harness) (5.3l: engine wiring harness, 5 cm from breakout to fuel injector 4) j109
• (ignition control module wiring harness) j106
• (ignition control module wiring harness) j107
• 3.5l
• 5.3l
• A/c cmprsr relay
• Cylinder shutoff solenoid 1
• Cylinder shutoff solenoid 2
• Cylinder shutoff solenoid 3
• Cylinder shutoff solenoid 4
• Emissions 1 fuse 15a
• Emissions 2 fuse 15a
• Engine control module (ecm)
• Etc/ecm fuse 15a
• Evaporative emission (evap) canister purge solenoid valve
• Except 5.3l
• Fan 1 relay
• Fan 2 relay
• Fan 3 relay
• From a/c cmprsr relay (diagram 3 of 4)
• From inj 2 fuse g (diagram 4 of 4)
• Fuel injector 1
• Fuel injector 2
• Fuel injector 3
• Fuel injector 4
• Fuel injector 5
• Fuel injector 6
• Fuel injector 7
• Fuel injector 8
• Fuel/ pump relay
• Heated oxygen sensor (ho2s)
• Horn pcb relay
• Ignition coil 1
• Ignition coil 2
• Ignition coil 3
• Ignition coil 4
• Ignition coil 5
• Ignition coil 6
• Ignition coil 7
• Ignition coil 8
• Ignition control module (icm)
• Inj 1 fuse 20a
• Inj 2 fuse 20a
• Mass air flow (maf)/ intake air temperature (iat) sensor
• Nca
• Park lp pcb relay
• Pnk
• Pwr/trn relay
• Secondary air injection (air) pump relay (w/ pzev)
• Secondary air injection (air) pump solenoid relay (w/ pzev)
• Strtr relay
• To emissions 1 fuse (diagram 4 of 4)
• Underhood fuse block (right side of engine compt)
• Valve lifter oil manifold (vlom) assembly
• Ws wash pcb relay

POWER DOOR LOCKS

Power Door Locks Wiring Diagram (1 of 2) for Chevrolet Impala LTZ 2009

List of elements for Power Door Locks Wiring Diagram (1 of 2) for Chevrolet Impala LTZ 2009:

• (floor, left of driver's seat)
• (floor, right of front passenger's seat) g302
• (if equipped) keyless entry antenna
• (under defroster grill panel) remote control door lock receiver (rcdlr)
• Ajar
• Antenna sig
• B3 x4
• Body control module (bcm) (left side of dash)
• Closed
• Coax
• Computer data lines system
• Display fuse 10a
• Door lock pcb relay
• Door unlock pcb relay
• Dr/lck fuse 25a
• Driver door lock switch
• Driver door unlock pcb relay
• Exterior lights system
• G101 (behind left headlight)
• G202 (left side of dash)
• G301
• G302 (floor, right of front passenger's seat)
• G303 (top of left "a" pillar)
• Ground
• Ground distribution system
• Hazard sw sig
• Headlights system
• Hi beam relay
• Hood ajar sw
• Hood ajar switch (w/ remote keyless entry) (part of hood latch)
• Hood closed sw
• Horn rly ctrl
• Horns system
• Hot at all times
• I/p fuse block (right kick panel)
• Interior lights system
• J1 x1
• J375
• J474 (body harness, 45.5 cm from breakout to x409)
• J504
• J604
• Jx206 (i/p harness, near steering column)
• Lf ajar sw sig
• Lf open sw sig
• Lid ajar sw sig
• Lock
• Lock rly ctrl
• Lock sig
• Lr ajar sw sig
• Pass dr open sw
• Passenger door lock switch
• Police
• Prk lmp rly ctrl
• Rear compartment lid release actuator (center of deck lid)
• Rf ajar sw sig
• Rr ajar sw sig
• Rvc sen fuse 10a
• Serial data
• Tan
• Trunk release rly
• Trunk, tailgate, fuel doors system
• Underhood fuse block (right side of engine compt)
• Unlock
• Unlock rly ctrl
• Unlock sig
• X2 g1

Power Door Locks Wiring Diagram (2 of 2) for Chevrolet Impala LTZ 2009

List of elements for Power Door Locks Wiring Diagram (2 of 2) for Chevrolet Impala LTZ 2009:

• (body wiring harness, 5 cm from breakout to x313) j315
• (floor, left of driver's seat) g301
• Air bag/ display fuse 10a
• Ajar
• Base
• Computer data lines system
• Door lock actuator
• Door lock ajar indicator switch
• Door lock open indicator switch
• Driver door lock (driver's door)
• Driver information center (dic)
• G302 (floor, right of front passenger's seat)
• Hot w/ ign main pcb relay energized
• Ign
• Ign 1 volt
• Instrument panel cluster (ipc)
• J303
• J314 (body wiring harness, 16 cm from breakout to x313)
• J359 (body wiring harness, 24 cm from breakout to x311)
• J375
• J505
• J604
• Jx206 (i/p harness, near steering column)
• K4 x4
• Left rear door lock (left rear door)
• Logic
• Low speed gmlan serial data
• Open
• Passenger door lock (front passenger's door)
• Pnk
• Right rear door lock (right rear door)
• Security ind
• Tan
• Underhood fuse block (right side of engine compt)
• Uplevel

POWER MIRRORS

Electrochromic Mirror Wiring Diagram, with OnStar for Chevrolet Impala LTZ 2009

List of elements for Electrochromic Mirror Wiring Diagram, with OnStar for Chevrolet Impala LTZ 2009:

• & power sliding roof)
• (floor, left of driver's seat) g301
• (left side of dash) body control module (bcm)
• (on body harness, 24 cm from breakout to x405) j324
• Acc volt
• Ambient sensor (windshield side)
• Electrochromic
• Emergency
• Emergency ind
• Gnd
• Headlamp sensor (mirror side)
• Hot w/ rap relay energized
• I/p fuse block (right kick panel)
• Inside rearview mirror
• Interior lights system
• J390
• Keypad green led ind
• Keypad red led ind
• Keypad sig
• Left mirror switch
• Logic
• Onstar
• Onstar button assembly
• Onstar ind
• Phone
• Phone ind
• Rap fuse 10a
• Red led sig
• Res to daytime reflec- tivity in reverse
• Right mirror switch
• Supp
• Vehicle communication interface module (vcim) (left side of trunk)
• Volt x6

Electrochromic Mirror Wiring Diagram, without OnStar for Chevrolet Impala LTZ 2009

List of elements for Electrochromic Mirror Wiring Diagram, without OnStar for Chevrolet Impala LTZ 2009:

• Body control module (bcm) (left of dash)
• G301 (floor, left of driver's seat)
• Hot at all times
• Inside rearview mirror
• Int lts/ pnl dim fuse 15a
• J390
• J393 (on roof wiring harness, 38 cm from breakout to dome lamp)
• Pwr courtesy lp
• Underhood fuse block (right side of engine compt)

Power Mirrors Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Power Mirrors Wiring Diagram for Chevrolet Impala LTZ 2009:

• Defogger system
• Driver
• Driver outside rearview mirror
• G301 (floor, left of driver's seat)
• Hot at all times
• I/p fuse block (right kick panel)
• Interior lights system
• J504
• Left/ right
• Nca
• Outside rearview mirror switch
• Pass
• Passenger outside rearview mirror
• Pwr/mir fuse 2a
• Tan
• Up/ down

POWER SEATS

Heated Seats Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Heated Seats Wiring Diagram for Chevrolet Impala LTZ 2009:

• Batt pos volt
• Class 2 serial data
• Cushion element sply volt
• Cushion temp sensor sig
• Cushion temp sensor signal
• Dr seat back element ctrl
• Driver cushion heated seat element (driver's seat cushion)
• Driver heated seat high indicator
• Driver heated seat low indicator
• Driver heated seat switch
• Driver seat back heated seat element (driver's seat back)
• G301 (floor, left of driver's seat)
• Gmlan sensor data
• Ground
• Heated seat control module (under driver seat)
• Hot at all times
• Htd/seat fuse 20a
• Hvac module (center of dash)
• I/p fuse block (right kick panel)
• J350 (on body harness, 14.5 cm from breakout to g302)
• Jx205 (clipped to inner dash structure, to right of steering column)
• Logic
• Nca
• Passenger cushion heated seat element (front passenger's seat cushion)
• Passenger heated seat high indicator
• Passenger heated seat low indicator
• Passenger heated seat switch
• Passenger seat back heated seat element (front passenger's seat back)
• Pnk
• Seat back element ctrl
• Seat element sply volt
• Sensor low ref
• Tan
• Temp sensor low ref
• X1 g1

Power Seat Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Power Seat Wiring Diagram for Chevrolet Impala LTZ 2009:

• A a
• B b
• Back
• C f
• D c
• Driver seat adjuster motor assembly (under driver seat)
• Driver seat adjuster switch
• Driver seat recline motor (w/ 8-way power seat) (right side of driver's seat back)
• Except 8-way
• F e
• Forward
• Front down
• Front up
• Front vertical motor
• G301 (floor, left of driver's seat)
• G302 (floor, right of front passenger's seat)
• Horizontal motor
• Hot at all times
• I/p fuse block (right kick panel)
• J g
• J303
• J311
• J375
• K h
• Passenger seat adjuster motor assembly (under front passenger seat)
• Passenger seat adjuster switch
• Power seat
• Pwr/ seat circuit breaker 25a
• Rear down
• Rear up
• Rear vertical motor
• Rearward
• Tan
• W/ 8-way power seat
• X1 d1

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Power Top/Sunroof Wiring Diagram for Chevrolet Impala LTZ 2009:

• Accessory voltage
• Battery positive voltage
• Close
• G301 (floor, left of driver's seat)
• Ground
• Hot at all times
• Hot w/ rap relay energized
• I/p fuse block (right kick panel)
• J364 (w/ dual reading lamps & inside rear view light sensitive)
• J390
• Open/vent
• Rap fuse 10a
• S/roof fuse 20a
• Sunroof control module
• Sunroof motor (front center of sunroof module)
• Sunroof switch
• Sunroof switch close signal
• Sunroof switch low reference
• Sunroof switch open signal

POWER WINDOWS

Power Windows Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Power Windows Wiring Diagram for Chevrolet Impala LTZ 2009:

• (body wiring harness, 16.5 cm from breakout to x301) j307
• Down
• Driver window motor (driver's door)
• Driver window switch
• Express down
• Express logic
• Front passenger window motor (front passenger's door)
• G301 (floor, left of driver's seat)
• G302 (floor, right of front passenger's seat)
• Hot w/ rap relay energized
• I/p fuse block (right kick panel)
• Illumination
• Interior lights system
• J504
• J604
• Left rear window motor (left rear door)
• Left rear window switch
• Passenger window switch
• Pwr/wndw circuit breaker 25a
• Right rear window motor (right rear door)
• Right rear window switch
• Tan
• Window lock out switch

RADIO

Radio Wiring Diagram, Police Option (1 of 2) for Chevrolet Impala LTZ 2009

List of elements for Radio Wiring Diagram, Police Option (1 of 2) for Chevrolet Impala LTZ 2009:

• (left side of dash) g202
• (not used)
• Antenna radio sig
• Antenna sig
• Audio common sig
• Bare
• Battery
• Coax
• Drain wire
• Gmlan serial data
• Ground
• Hot at all times
• Interior lights system
• L audio sig (+)
• Led dimming sig
• Left front door speaker
• Left front tweeter speaker
• Left rear speaker
• Lf speaker output (+)
• Lf speaker output (-)
• Lr speaker output (+)
• Lr speaker output (-)
• Nca
• Pnk
• Radio (center of dash)
• Radio antenna module (left side of back window)
• Radio fuse 20a
• Radio rear window antenna
• Rf speaker output (+)
• Rf speaker output (-)
• Right front door speaker
• Right front tweeter speaker
• Right rear speaker
• Rr speaker output (+)
• Rr speaker output (-)
• Sply volt
• Tan
• Underhood fuse block (right side of engine compt)
• Vehicle communication interface module (vcim) (if equipped) (left side of trunk)
• W/ wiring provision
• W/o wiring provision
• X2 g2
• X267a

Radio Wiring Diagram, Police Option (2 of 2) for Chevrolet Impala LTZ 2009

List of elements for Radio Wiring Diagram, Police Option (2 of 2) for Chevrolet Impala LTZ 2009:

• (steering wheel harness, behind inflatable restraint steering wheel module)
• Body control module (bcm) (left side of dash)
• Cruise control system
• Ctrl sig
• Inflatable restraint steering wheel module coil (under steering wheel)
• Info
• J213
• Jx205 (clipped to inner dash structure, to right of steering column)
• Left front door speaker
• Left front tweeter speaker
• Left rear speaker
• Nca
• Right front door speaker
• Right front tweeter speaker
• Right rear speaker
• Right steering wheel control switch
• Seek down
• Seek up
• Serial data
• Sply volt
• Srce
• Tan
• Voice
• Vol down
• Vol up
• W/ wiring provision
• W/o wiring provision
• X275 e
• X277 e

Radio Wiring Diagram, with Amplifier for Chevrolet Impala LTZ 2009

List of elements for Radio Wiring Diagram, with Amplifier for Chevrolet Impala LTZ 2009:

• (left side of dash) g202
• (steering wheel harness, behind inflatable restraint steering wheel module)
• Amp fuse 25a
• Antenna radio sig
• Antenna sig
• Audio amplifier (center front of trunk)
• Audio common sig
• Bare
• Battery
• Body control module (bcm) (left side of dash)
• Coax
• Cruise control system
• Ctrl sig
• D2 x1
• Drain wire
• G404 (right side of package shelf)
• Gmlan serial data
• Ground
• Hot at all times
• I/p fuse block (right kick panel)
• Inflatable restraint steering wheel module coil (under steering wheel)
• Info
• Interior lights system
• J213
• Jx205 (clipped to inner dash structure, to right of steering column)
• L audio sig (+)
• Led dimming sig
• Left audio sig (+)
• Left audio sig (-)
• Left front door speaker
• Left front tweeter speaker
• Left rear speaker
• Left sub spkr out (+)
• Left sub spkr out (-)
• Lf audio sig (+)
• Lf audio sig (-)
• Lf spkr out (+)
• Lf spkr out (-)
• Lr audio sig (+)
• Lr audio sig (-)
• Lr spkr out (+)
• Lr spkr out (-)
• Nca
• Pnk
• Radio (center of dash)
• Radio antenna module (left side of back window)
• Radio audio mute sig
• Radio fuse 20a
• Radio rear window antenna
• Rf audio sig (+)
• Rf audio sig (-)
• Rf spkr out (+)
• Rf spkr out (-)
• Right audio sig (+)
• Right audio sig (-)
• Right front door speaker
• Right front tweeter speaker
• Right rear speaker
• Right steering wheel control switch
• Right sub spkr out (+)
• Right sub spkr out (-)
• Rr audio sig (+)
• Rr audio sig (-)
• Rr spkr out (+)
• Rr spkr out (-)
• Satellite radio circuit
• Seek down
• Seek up
• Serial data
• Sply volt
• Srce
• Tan
• Underhood fuse block (right side of engine compt)
• Vehicle communication interface module (vcim) (if equipped) (left side of trunk)
• Voice
• Vol down
• Vol up
• X2 g2
• X275 e
• X277 e

Radio Wiring Diagram, without Amplifier for Chevrolet Impala LTZ 2009

List of elements for Radio Wiring Diagram, without Amplifier for Chevrolet Impala LTZ 2009:

• (left side of dash) g202
• (steering wheel harness, behind inflatable restraint steering wheel module)
• Antenna radio sig
• Antenna sig
• Audio common sig
• Bare
• Battery
• Body control module (bcm) (left side of dash)
• Coax
• Cruise control system
• Ctrl sig
• Drain wire
• G2 x2
• Gmlan serial data
• Ground
• Hot at all times
• Inflatable restraint steering wheel module coil (under steering wheel)
• Info
• Interior lights system
• J213
• Jx205 (clipped to inner dash structure, to right of steering column)
• L audio sig (+)
• Led dimming sig
• Left audio sig (+)
• Left audio sig (-)
• Left front door speaker
• Left front tweeter speaker
• Left rear speaker
• Lf speaker output (+)
• Lf speaker output (-)
• Lr speaker output (+)
• Lr speaker output (-)
• Nca
• Pnk
• Radio (center of dash)
• Radio antenna module (left side of back window)
• Radio fuse 20a
• Radio rear window antenna
• Rf speaker output (+)
• Rf speaker output (-)
• Right audio sig (+)
• Right audio sig (-)
• Right front door speaker
• Right front tweeter speaker
• Right rear speaker
• Right steering wheel control switch
• Rr speaker output (+)
• Rr speaker output (-)
• Satellite radio circuit
• Seek down
• Seek up
• Serial data
• Sply volt
• Srce
• Tan
• Underhood fuse block (right side of engine compt)
• Vehicle communication interface module (vcim) (if equipped) (left side of trunk)
• Voice
• Vol down
• Vol up
• X275 e
• X277 e

Satellite Radio Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Satellite Radio Wiring Diagram for Chevrolet Impala LTZ 2009:

• (right side of package shelf) g404
• Antenna sig
• Bare
• Battery
• Cellular & digital radio antenna (top center rear of roof)
• Coax
• Computer data lines system
• Digital radio receiver (right side of trunk)
• Drain wire
• Ground
• Hot at all times
• I/p fuse block (right kick panel)
• L aud sig (+)
• L aud sig (-)
• L audio sig (+)
• R aud sig (+)
• R aud sig (-)
• R audio sig (+)
• R audio sig (-)
• Radio (center of dash)
• Serial data
• Xm fuse 10a

SHIFT INTERLOCK

Ignition Lock Solenoid Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Ignition Lock Solenoid Wiring Diagram for Chevrolet Impala LTZ 2009:

• (closed in park)
• (left side of dash) g201
• A/t shift lock control solenoid (w/ floor shifter: under center console) (w/o floor shifter: right side of steering column)
• Ground distribution system
• Hot w/ rap relay energized
• I/p fuse block (right kick panel)
• Ignition lock cylinder control actuator (right side of steering column)
• Ignition lock cylinder control switch
• Power distribution system
• Rap fuse 10a
• W/ floor console

Shift Interlock Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Shift Interlock Wiring Diagram for Chevrolet Impala LTZ 2009:

• (except 5.3l: above starter motor) (5.3l: below starter motor) g111
• (left side of dash)
• (left side of dash) body control module (bcm)
• (left side of dash) brake pedal position sensor
• 5 volt ref
• 5.3l except 5.3l
• A/t shift lock control solenoid (right side of steering column)
• A/t shift lock control solenoid (under center console)
• Automatic transmission
• Automatic transmission internal mode switch (ims)
• Battery positive voltage
• Computer data
• Computer data lines system
• Engine control module (ecm) (inside air cleaner assembly)
• G201
• G302 (floor, right of front passenger's seat)
• Gmlan serial data bus (+)
• Gmlan serial data bus (-)
• Hot at all times
• J101
• J375
• Lines system
• Low ref
• Park/neutral sig x3
• Rvc sen fuse 10a
• Stop lamp sw sig
• Tan
• Underhood fuse block (right side of engine compt)
• W/ floor shifter
• W/o floor shifter

STARTING/CHARGING

Charging Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Charging Wiring Diagram for Chevrolet Impala LTZ 2009:

• (on positive battery cable) battery current sensor
• 5.3l
• Batt +
• Battery
• Body control module (bcm) (left side of dash)
• Cable pro fuse 200a
• Charging indicator
• Computer data lines system
• Current sensor low ref
• Current sensor sig
• Display fuse 10a
• Driver information center (dic) display
• Engine control module (ecm) (inside air cleaner assembly)
• Except 5.3l
• G102 (near battery)
• G111 (3.5l & 3.9l: above starter motor) (5.3l: below starter motor)
• G202 (left side of dash)
• Generator
• Generator field duty cycle sig
• Generator turn on sig
• Gnd
• Hi spd gmlan serial data +
• Hi spd gmlan serial data -
• High spd gmlan serial data +
• High spd gmlan serial data -
• Hot at all times
• Instrument panel cluster (ipc)
• Jx206 (i/p harness, near steering column)
• Lo spd gmlan serial data
• Logic
• Low ref
• Low spd gmlan serial data
• Pnk
• Power distribution system
• Red
• Rvc sen fuse 10a
• Starter
• Tan
• Underhood fuse block (right side of engine compt)
• Volt

Starting Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Starting Wiring Diagram for Chevrolet Impala LTZ 2009:

• 5.3l
• 5v ref
• Acc
• Automatic transmission
• Automatic transmission internal mode switch (ims)
• Battery
• Body control module (bcm) (left side of dash)
• Charging system
• Computer data lines system
• Engine control module (ecm) (inside air cleaner assembly)
• Except 5.3l
• G102 (near battery)
• G111 (3.5l & 3.9l: above starter motor) (5.3l: below starter motor)
• Ground distribution system
• Hi spd gmlan serial data +
• Hi spd gmlan serial data -
• Ignition switch
• J101
• Off
• Off/run crank voltage
• Park/neutral sig
• Power distribution system
• Red
• Run
• Start
• Starter
• Starter relay coil control
• Strtr fuse 40a
• Strtr relay
• Tan
• Tan/
• Underhood fuse block (right side of engine compt)

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram (1 of 3) for Chevrolet Impala LTZ 2009

List of elements for Supplemental Restraints Wiring Diagram (1 of 3) for Chevrolet Impala LTZ 2009:

• (floor, right of front passenger's seat) g302
• Air bag fuse 10a
• Air bag/ display fuse 10a
• Battery pos voltage
• Computer data lines system
• Driver seat belt buckle
• Driver seat belt retractor pretensioner
• Driver seat belt switch
• Drv hi ctrl seat belt
• Drv low ctrl seat belt
• Gmlan serial data
• Ground
• High control stage 1
• High control stage 2
• High ctrl i/p stage 1
• High ctrl i/p stage 2
• Hot at all times
• Hot w/ ign main pcb relay energized
• I/p fuse block (right kick panel)
• Ignition 1 voltage
• Inflatable restraint sensing & diagnostic module (sdm) (under front passenger's seat)
• Jx206 (i/p harness, near steering column)
• L frt high ctrl
• L frt low ctrl
• L high ctrl roof rail
• L high ctrl seat belt
• L low ctrl roof rail
• L low ctrl seat belt
• L volt side imp sens
• Left inflatable restraint front end sensor (left front of engine compt)
• Left inflatable restraint side impact sensor (sis) (driver's door)
• Left low ref
• Left sig side imp sens
• Left signal
• Low control stage 1
• Low control stage 2
• Low ctrl i/p stage 1
• Low ctrl i/p stage 2
• Low reference
• Nca
• Pass hi ctrl seat belt
• Pass lo ctrl seat belt
• Passenger seat belt retractor pretensioner
• Passenger seat belt switch passenger seat belt buckle
• Pin shorting bars engaged
• Pnk
• R frt high ctrl
• R frt low ctrl
• R high ctrl roof rail
• R high ctrl seat belt
• R low ctrl roof rail
• R low ctrl seat belt
• R volt side imp sens
• Right inflatable restraint front end sensor (right front of engine compt)
• Right inflatable restraint side impact sensor (sis) (front passenger's door)
• Right low ref
• Right sig side imp sens
• Right signal
• Seat belt sw left sig
• Seat belt sw right sig
• Shorting bar
• Tan
• Underhood fuse block (right side of engine compt)
• When module connector is disconnected from harness: (shorting bars are connected between following pins: 4-5, 6-7, 8-9, 10-11, 12-13, 14-15, 16-17, 18-19, 24-25, 26-27)

Supplemental Restraints Wiring Diagram (2 of 3) for Chevrolet Impala LTZ 2009

List of elements for Supplemental Restraints Wiring Diagram (2 of 3) for Chevrolet Impala LTZ 2009:

• Driver seat belt pretensioner (base of "b" pillar)
• Inflatable restraint i/p module (right side of dash)
• Left inflatable restraint roof rail module (left "c" pillar)
• Left inflatable restraint side impact module (left side of driver's seat back)
• Passenger seat belt pretensioner (base of "b" pillar)
• Pnk
• Right inflatable restraint roof rail module (right "c" pillar)
• Right inflatable restraint side impact module (right side of front passenger's seat back)
• Shorting bar
• Tan

Supplemental Restraints Wiring Diagram (3 of 3) for Chevrolet Impala LTZ 2009

List of elements for Supplemental Restraints Wiring Diagram (3 of 3) for Chevrolet Impala LTZ 2009:

• Air bag
• Battery
• Computer data lines system
• G201 (left side of dash)
• G302 (floor, right of front passenger's seat)
• Ground
• Ign
• Ind
• Inflatable restraint front passenger presence system (pps) module (under front passenger's seat)
• Inflatable restraint passenger air bag on/off indicator
• Inflatable restraint steering wheel module (in steering wheel)
• Inflatable restraint steering wheel module coil (under steering wheel)
• Instrument panel cluster (ipc)
• Logic
• Low speed gmlan serial data
• Off ind
• On ind
• Pass air bag ind
• Pass seat belt ind
• Passenger air bag off indicator control
• Passenger air bag on indicator control
• Passenger seat belt indicator control
• Pnk
• Serial data
• Shorting bar
• Tan

TRANSMISSION

Transmission Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Transmission Wiring Diagram for Chevrolet Impala LTZ 2009:

• (inside air cleaner assembly) engine control module (ecm)
• 1-2 shift solenoid (ss) valve
• 1-2 ss valve ctrl
• 2-3 shift solenoid (ss) valve
• 2-3 ss valve ctrl
• 5.3l
• Acc wake up data
• Acc wakeup serial data
• At iss high sig
• At iss lo sig
• Automatic transaxle
• Automatic transmission fluid pressure manual valve position switch
• Automatic transmission fluid temperature sensor
• Automatic transmission input shaft speed (iss) sensor
• Automatic transmission internal mode switch (ims)
• Batt positive volt
• Body control module (bcm) (left side of dash)
• Computer data lines system
• Driver information center (dic)
• Ecm/tcm fuse 15a
• Engine controls system
• Except 5.3l
• G111 (except 5.3l: above starter motor) (5.3l: below starter motor)
• Ground
• Hi spd gmlan +
• Hi spd gmlan -
• Hot at all times
• Hot w/ ign main pcb relay energized
• Ign 1 volt
• Instrument panel cluster (ipc)
• J101
• J115
• Jx207 (i/p harness, near steering column)
• Logic
• P/n sig
• Pc sol vlv hi ctrl
• Pc sol vlv lo ctrl
• Pnk
• Power distribution system
• Pressure control (pc) solenoid valve
• Red
• Serial data
• Sig hi front
• Sig lo front
• Tan
• Tan b
• Tcc pwn sol ctrl
• Tcc release sw sig
• Tft sensor sig
• Torque converter clutch (tcc) solenoid valve
• Trans fuse 10a
• Trans ran sw sig b
• Trans ran sw sig p
• Transmission control module (tcm) (left side of engine compt)
• Transmission range sw sig a low ref
• Transmission range sw sig c
• Underhood fuse block (right side of engine compt)
• Vehicle spd sig
• Vehicle speed sensor (vss) assembly (right side of transaxle)

TRUNK, TAILGATE, FUEL DOOR

Trunk Release Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Trunk Release Wiring Diagram for Chevrolet Impala LTZ 2009:

• (under defroster grill panel) remote control door lock receiver (rcdlr)
• A5 x1
• Body control module (bcm) (left side of dash)
• Driver information center (dic) display
• G202 (left side of dash)
• G302 (floor, right of front passenger's seat)
• Gmlan
• Gmlan serial data x3
• Ground
• Headlamp switch
• Hot at all times
• I/p fuse block (right kick panel)
• Instrument panel cluster (ipc)
• J375
• Jx205 (clipped to inner dash structure, to right of steering column)
• Logic
• Low speed gmlan serial data
• Rear ajar switch
• Rear compartment lid release actuator (center of deck lid)
• Release ctrl
• Rly ctrl
• Serial data
• Trunk diode
• Trunk fuse 10a
• Trunk relay

WARNING SYSTEMS

Warning Systems Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Warning Systems Wiring Diagram for Chevrolet Impala LTZ 2009:

• (left side of dash)
• Abs ind
• Acc
• Air bag/ display fuse 10a
• Ajar
• Auto
• Base
• Battery positive volt
• Bcm fuse 10a
• Belt ind ctrl
• Body control module (bcm) (left side of dash)
• Brake fluid level switch (on brake fluid reservoir)
• Brake ind
• Chmsl/ back-up fuse 10a
• Computer data lines system
• Driver door lock (driver's door)
• Driver information center (dic)
• Driver seat belt buckle
• Driver seat belt switch
• G202
• G202 (left side of dash)
• G301 (floor, left of driver's seat)
• Ground
• Head
• Headlamp switch
• Hot at all times
• Hot w/ ign main pcb relay energized
• Ignition switch
• Ind ctrl
• Inflatable restraint passenger air bag on/off indicator
• Inflatable restraint sensing & diagnostic module (sdm) (under front passenger's seat)
• Instrument panel cluster (ipc)
• Int lights fuse 10a
• Int lts/ pnl dim fuse 15a
• J214
• J505
• Jx206 (i/p harness, near steering column)
• Key-in ignition switch
• Left
• Left seat belt sw sig
• Left turn ind
• Left turn sig sw sig
• Lf door ajar sw sig
• Lf door open sw sig
• Logic
• Low engine oil pressure ind
• Low ref
• Low tire pressure ind
• Lt t/sig fuse 15a
• Nca
• Off
• Off/run/crank voltage
• Open
• Park
• Park brake switch (park brake assembly)
• Park brake switch sig
• Park lamp sw on sig
• Passenger seat belt buckle
• Passenger seat belt ind
• Passenger seat belt switch
• Pnk
• Power distribution system
• Radio
• Remote control door lock receiver (rcdlr) (under defroster grill panel)
• Right
• Right seat belt sw sig
• Right turn ind
• Right turn sig sw sig
• Rt t/sig fuse 15a
• Run
• Rvc sen fuse 10a
• Seat belt ind
• Serial data
• Start
• Tan
• Turn signal/ multi-function switch
• Underhood fuse block (right side of engine compt)
• Uplevel
• Vdc ind

WIPER/WASHER

Wiper/Washer Wiring Diagram for Chevrolet Impala LTZ 2009

List of elements for Wiper/Washer Wiring Diagram for Chevrolet Impala LTZ 2009:

• Battery
• Body control module (bcm) (left side of dash)
• Delay switch
• Display fuse 10a
• Driver information center (dic)
• E2 x3
• G100 (behind right headlight)
• G200 (right side of dash)
• G202 (left side of dash)
• Gmlan serial data
• Ground
• H6 x2
• High
• Hot at all times
• Instrument panel cluster (ipc)
• Int
• J124
• Jx205 (clipped to inner dash structure, to right of steering column)
• Jx206 (on i/p harness, near steering column)
• Logic
• Low
• Low washer fluid ind sig
• Mist
• Off
• Park sw sig
• Park switch
• Pnk
• Rear defog relay
• Speed rly ctrl x5
• Tan
• Turn signal/ multi-function switch
• Underhood fuse block (right side of engine compt)
• Washer switch
• Windshield washer fluid level switch (in washer fluid container)
• Windshield washer fluid pump (in washer fluid container)
• Windshield washer rly ctrl
• Windshield washer sw sig x1
• Windshield wiper motor (left rear of engine compt)
• Windshield wiper sw high sig
• Windshield wiper sw low sig
• Wipe hi diode
• Wipe low diode
• Wiper high
• Wiper high pcb relay
• Wiper pcb relay
• Wiper rly ctrl
• Wiper switch
• Wiper wash motor diode
• Wpr fuse 25a
• Ws wash pcb relay
• Wsw fuse 15a