All Wiring Diagrams for Chevrolet HHR LT 2008 model

AIR CONDITIONING

Compressor Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Compressor Wiring Diagram for Chevrolet HHR LT 2008:

• (2.4l: right side of engine, near rear of exhaust manifold) (2.2l: top right rear of engine) engine coolant temperature (ect) sensor
• (not used)
• A/c clutch relay 15
• A/c compressor clutch (lower left front of engine)
• A/c compressor clutch diode
• A/c fuse 22 10a
• A/c hi sens
• A/c refrigerant pressure sensor (in right front of engine compt, on a/c line, near compressor)
• A/c req sig
• A/c request indicator
• A/c request sig
• A/c request switch
• Batt
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Computer data lines system
• D12 c1
• Ect sig
• Energized
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• F10
• F11 x2
• G109 (on left front shock tower)
• G203 (behind left end of dash)
• Gnd
• Hot at all times
• Hot in run or start
• Hot w/ pwr/trn relay 26 energized
• Hvac control assembly
• Hvac/ i/p ign fuse 16 10a
• Hvac/pk3 fuse 10 10a
• Ign 1 voltage
• Logic
• Low ref
• Pnk
• Power distribution system
• Press sens sig
• Rly ctrl
• S101 (in forward lamp harness, near left front headlamp, approximately 9 cm from breakout to g109)
• S200 (in i/p harness, near left side of i/p, approximately 29 cm from breakout to g203)
• Serial data
• Serial data +
• Serial data -
• Tan
• Underhood fuse block (in engine compt, next to left strut tower)
• X1 d3
• X3 x5

Manual A/C Wiring Diagram (1 of 2) for Chevrolet HHR LT 2008

List of elements for Manual A/C Wiring Diagram (1 of 2) for Chevrolet HHR LT 2008:

• (in hvac jumper harness, approximately 4.9 cm from blower motor) s203
• (not used)
• 5 volt ref
• A/c request indicator
• A/c request sig
• A/c request switch
• Air temp door ctrl
• Air temp door pos sig
• Battery positive
• Bcm 3 fuse 4 30a
• Blower motor (under right side of dash)
• Blower motor resistor (under right side of dash, forward of blower motor)
• Blower motor switch
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Computer data lines system
• Defogger indicator
• Defogger switch
• Defogger system
• Dimmer switch sig
• Door ctrl
• Driver heated seat hi indicator
• Driver heated seat lo indicator
• Driver heated seat switch
• Fresh air indicator
• G203 (behind left end of dash)
• Gnd
• Hi/low signal
• High
• High temp ctrl
• High temp ind
• High/low sig
• Hot at all times
• Hot w/ run/ crank relay 51 energized
• Htd seat lo
• Hvac control assembly
• Hvac relay 30
• Hvac/ i/p ign fuse 16 10a
• Hvac/pk3 fuse 10 10a
• Ign 1 voltage
• Logic
• Low
• Low temp ind
• Mode door position sig
• Mode switch
• Off
• Passenger heated seat hi indicator
• Passenger heated seat lo indicator
• Passenger heated seat switch
• Pnk
• Power distribution system
• R defog relay ctrl
• R defog switch sig
• Recir door ctrl a
• Recir door ctrl b
• Recir- culation indicator
• Recir- culation switch
• S200 (in i/p harness, near left side of i/p, approximately 29 cm from breakout to g203)
• Seats system
• Seats system interior lights system
• Serial data
• Tan
• Temperature control switch
• Underhood fuse block (in engine compt, next to left strut tower)
• Wake up volt off
• X2 f6

Manual A/C Wiring Diagram (2 of 2) for Chevrolet HHR LT 2008

List of elements for Manual A/C Wiring Diagram (2 of 2) for Chevrolet HHR LT 2008:

• (2.4l: right side of engine, near rear of exhaust manifold) (2.2l: top right rear of engine) engine coolant temperature (ect) sensor
• (not used)
• A/c clutch relay 15
• A/c compressor clutch (lower left front of engine)
• A/c compressor clutch diode
• A/c fuse 22 10a
• A/c hi sens
• A/c refrigerant pressure sensor (in right front of engine compt, on a/c line, near compressor)
• Air temperature actuator (center of dash, left side of hvac module)
• Computer data lines system
• Cool fan fuse 40 30a
• Cool fan relay 50
• Coolant temp ind
• D12 x1
• D3 x1
• E1 x3
• Ect sig
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Engine cooling fan (front of engine compt, attached to radiator)
• F10
• F11 x2
• G105 (left front of engine block)
• G109 (on left front shock tower)
• Hot at all times
• Hot in run or start
• Ign
• Instrument panel cluster (ipc)
• Logic
• Low ref
• Mode actuator (center of dash, left side of hvac module)
• Pnk
• Press sens sig
• Recirculation actuator (behind right side of dash, above blower motor)
• Rly ctrl
• S101 (in forward lamp harness, near left front headlamp, approximately 9 cm from breakout to g109)
• Serial data
• Serial data +
• Serial data -
• Tan
• Underhood fuse block (in engine compt, next to left strut tower)
• X1 b2
• X3 x5

ANTI-LOCK BRAKES

Anti-lock Brakes Wiring Diagram, with JL4 for Chevrolet HHR LT 2008

List of elements for Anti-lock Brakes Wiring Diagram, with JL4 for Chevrolet HHR LT 2008:

• (in center console, attached to emergency brake) park brake switch
• 5v ref
• 5v ref volt
• Abs fuse 44 40a
• Abs fuse 57 10a
• Abs fuse 61 20a
• Abs ind
• Bat pos volt
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Brake fluid level switch (left rear of engine compt, attached to master cylinder)
• Brake ind
• Brake pressure modulator valve (bpmv)
• Brk fluid lvl sens sig
• Bus hi
• Bus lo
• Computer data lines system
• Data + serial
• Data - serial
• Electronic brake control module (ecbm) (left side of engine compt, in front of engine control module (ecm))
• Exterior lights system
• G111 (left side of engine compt)
• G201 (behind left end of dash)
• G301 (under driver's seat)
• Gmlan spd
• Ground
• Hi spd gmlan serial data +
• Hi spd gmlan serial data -
• High 2 serial data
• Hot at all times
• Hot in run or start
• Ign 1 volt
• Instrument panel cluster (ipc)
• J201
• J301
• Left front wheel speed sensor (wss) (inside left front wheel hub)
• Left rear wheel speed sensor (wss) (inside left rear wheel hub)
• Lf wheel spd sens lo ref
• Lf wheel spd sens sig
• Logic
• Low 2 serial data
• Low ref
• Lr wheel spd sens lo ref
• Lr wheel spd sens sig
• Nca
• Park brk sw sig
• Pnk
• Pump motor control
• Rf wheel spd sens lo ref
• Rf wheel spd sens sig
• Right front wheel speed sensor (wss) (inside right front wheel hub)
• Right rear wheel speed sensor (wss) (inside right rear wheel hub)
• Rr wheel spd sens lo ref
• Rr wheel spd sens sig
• Sensor low ref
• Sply volt stop lmp
• Steering angle sensor
• Stop lamp switch
• Stop lp fuse 9 10a
• Tan
• Trac disable ind
• Traction control switch
• Traction ctrl sw sig
• Underhood fuse block (in engine compt, next to left strut tower)
• Underhood fuse block (in engine compt, next x4 to left strut tower)
• Yaw & lateral accelerometer sensor

Anti-lock Brakes Wiring Diagram, without JL4 for Chevrolet HHR LT 2008

List of elements for Anti-lock Brakes Wiring Diagram, without JL4 for Chevrolet HHR LT 2008:

• (in center console, attached to emergency brake) park brake switch
• (ipc)
• Abs fuse 44 40a
• Abs fuse 57 10a
• Abs fuse 61 20a
• Abs ind
• Bat pos volt
• Batt pos volt
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Brake fluid level switch (left rear of engine compt, attached to master cylinder)
• Brake ind
• Brake pressure modulator valve (bpmv)
• Computer data lines system
• Data + serial
• Data - serial
• Electronic brake control module (ecbm) (left side of engine compt, in front of engine control module (ecm))
• Exterior lights system
• G111 (left side of engine compt)
• G301 (under driver's seat)
• Gmlan spd
• Gnd
• Hi spd gmlan serial data +
• Hi spd gmlan serial data -
• Hot at all times
• Hot in run or start
• Ign 1 volt
• Instrument panel cluster
• J301
• Left front wheel speed sensor (wss) (inside left front wheel hub)
• Left rear wheel speed sensor (wss) (inside left rear wheel hub)
• Lf wheel spd sens lo ref
• Lf wheel speed sens sig
• Logic
• Lr wheel sens sig
• Lr wheel spd sens lo ref
• Lvl sens brk fluid
• Nca
• Pnk
• Pump motor control
• Rf wheel spd sens lo ref
• Rf wheel spd sens sig
• Right front wheel speed sensor (wss) (inside right front wheel hub)
• Right rear wheel speed sensor (wss) (inside right rear wheel hub)
• Rr wheel spd sens lo ref
• Rr wheel speed sens sig
• Sig
• Stop lamp switch
• Stop lmp sply volt
• Stop lp fuse 9 10a
• Sw sig park brk
• Tan
• Underhood fuse block (in engine compt, next to left strut tower)
• Underhood fuse block (in engine compt, next x4 to left strut tower)

ANTI-THEFT

Anti-theft Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Anti-theft Wiring Diagram for Chevrolet HHR LT 2008:

• A/t
• Acc
• Acc volt sig
• B(+)
• Battery b+
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Cluster fuse 7 10a
• Computer data lines system
• Driver door jamb switch (left "a" pillar between door hinges)
• Engine control module (ecm) (left side of engine compartment, in front of underhood fuse block)
• Engine controls system
• Except panel van
• Exterior lights system
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• G109 (on left front shock tower)
• G201 (behind left end of dash)
• G301 (under driver's seat)
• G302 (under front passenger's seat)
• Gmlan serial data
• Gmlan serial data +
• Gmlan serial data -
• Ground
• Headlights system
• Hood ajar sw sig
• Hood ajar switch (center front of engine compt)
• Hood closed sw sig
• Horn relay ctrl
• Horns system
• Hot at all times
• Hvac/ pk3 fuse 10 10a
• Ign key resistor sig
• Ignition switch
• Instrument panel cluster (ipc)
• J101
• J201
• J206
• J301
• J302
• Left rear access panel lock (rear of left rear access panel)
• Left rear door jamb switch (center of left "b" pillar between hinges)
• Lf dr ajar sw sig
• Logic
• Lr dr ajar sw sig
• M/t
• Off
• Off/run/crank
• Panel van
• Park lamp relay ctrl
• Passenger door jamb switch (right "a" pillar between door hinges)
• Power distribution system
• Relay ctrl
• Rf dr ajar sw sig
• Right rear access panel lock (rear of right rear access panel)
• Right rear door jamb switch (center of right "b" pillar between hinges)
• Rr dr ajar sw sig
• Run
• Security ind
• Security indicator
• Start
• Tan
• Theft deterrent module (tdm) (right side of steering column, at ignition switch)
• Xm/ onstar fuse 24 10a

BODY CONTROL MODULES

Body Control Modules Wiring Diagram (1 of 4) for Chevrolet HHR LT 2008

List of elements for Body Control Modules Wiring Diagram (1 of 4) for Chevrolet HHR LT 2008:

• (not used)
• (or 5926)
• 5v ref
• Ambient air temp sens sig
• Ambient air temperature sensor (behind right front headlight, on frame rail)
• Anti-theft system
• Bat pos voltage
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Brake fluid level switch (left rear of engine compartment, attached to master cylinder)
• Brake fluid lvl sens sig
• Brk trans shft intrlck sol sply
• Computer data lines system
• Current sensor sig
• Defogger system
• Door lock/unlock sig
• Door locks system
• Drl relay control
• Exterior lights system
• Fog lmp rly coil sply voltage
• G301 (under driver's seat)
• G402 (under right tail/stop & turn signal light)
• Headlamp high beam rly ctrl
• Headlights system
• Hood ajar switch signal
• Hood closed switch signal
• Horn rly ctrl
• Horns system
• Interior lights system
• J301
• J401 (w/ s-band digital audio system & onstar)
• Left turn sig lamp sply voltage
• Lf door ajar sw sig
• Liftgate ajar sw sig
• Liftgate release ctrl
• Liftgate release switch sig
• Liftgate rly ctrl
• Logic
• Low ref
• Low spd gmlan serial data
• Lr door ajar sw sig
• Park brake switch (in center console, attached to emergency brake)
• Pnk
• Power distribution system
• Power tops system
• Prk brake sw sig
• Prk lamp rly ctrl
• Rear defog rly ctrl
• Rear window sw sig
• Rear window washer rly ctrl
• Rear wiper park signal
• Rf door ajar sw sig
• Right turn sig lamp sply voltage
• Rr door ajar sw sig
• Run/crank rly coil ctrl
• Shift interlock system
• Sig gnd
• Starting/charging system
• Sunroof enable signal
• Tan
• Trunk, tailgate, fuel doors system
• Windshield wiper mtr prk sw sig
• Windshield wiper sw sig 2
• Wiper/washer system

Body Control Modules Wiring Diagram (2 of 4) for Chevrolet HHR LT 2008

List of elements for Body Control Modules Wiring Diagram (2 of 4) for Chevrolet HHR LT 2008:

• (not used)
• A10
• A11
• A12
• Acc voltage
• B10
• B11
• B12
• Bat pos voltage
• Bcm 2 fuse 6 40a
• Bcm 3 fuse 4 30a
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• C10
• C11
• C12
• Courtesy lamp sply voltage
• D10
• D11
• D12
• Door lock actuator lock ctrl
• Door lock actuator unlock ctrl
• Door locks system
• Driver dr lock actuator unlock ctrl
• Engine controls system
• Exterior lights system
• Hot at all times
• I/p lamp sply voltage
• Interior lamp ctrl
• Interior lights system
• Logic
• Park lamp sply voltage
• Pnk
• Power distribution system
• Run/crank ign 1 voltage
• Tan
• Transmissions system
• Underhood fuse block (in engine compartment, next to left strut tower)
• Windshield washer pmp ctrl
• Wiper/washer system

Body Control Modules Wiring Diagram (3 of 4) for Chevrolet HHR LT 2008

List of elements for Body Control Modules Wiring Diagram (3 of 4) for Chevrolet HHR LT 2008:

• (not used)
• A10
• A11
• A12
• Acc voltage
• B10
• B11
• B12
• Bat pos voltage
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• C10
• C11
• C12
• Courtesy lamp control
• D10
• D11
• D12
• E10
• E11
• E12
• F10
• F11
• F12
• G203 (behind left end of dash)
• Ground
• I/p lamps dimmer sw sig
• Ign 1 voltage
• Interior lights system
• J200
• Logic
• Pnk
• Power distribution system
• Run ign 3 volt
• Run/crank rly coil ctrl
• Windshield washer pump ctrl
• Wiper/washer system

Body Control Modules Wiring Diagram (4 of 4) for Chevrolet HHR LT 2008

List of elements for Body Control Modules Wiring Diagram (4 of 4) for Chevrolet HHR LT 2008:

• (not used)
• A/c request sig
• Air conditioning system
• Anti-theft system
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Computer data lines system
• Cruise control sw sig
• Cruise control system
• Defogger system
• Drl ambient light sens low ref
• Drl ambient light sens sig
• Exterior lights system
• Flash to pass sig
• Front fog lamp sw sig
• Hazard switch sig
• Headlamp dimmer sw hi beam sig
• Headlamp sw headlamps off sig
• Headlamp sw headlamps on sig
• Headlamp sw sig
• Headlights system
• High speed gmlan ser bus +
• High speed gmlan ser bus -
• Horn rly ctrl
• Horns system
• I/p lamp dimmer sw sig
• Ignition key resistor signal
• Interior lights system
• Logic
• Low ref
• Low speed gmlan serial data
• Lr turn sig sw sig
• Off/run/crank voltage
• Park lamp sw on sig
• Pass seat belt indicator
• Power distribution system
• Rear defog rly ctrl
• Rear defog sw sig
• Rear wiper/washer sw volt
• Rr turn sig sw sig
• Security ind sply voltage
• Stop lamp sply voltage
• Tan
• Windshield wiper sw sig 1
• Wiper/washer system

COMPUTER DATA LINES

Computer Data Lines Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Computer Data Lines Wiring Diagram for Chevrolet HHR LT 2008:

• (behind left end of dash) g201
• A/t
• Body control logic
• Data link connector (dlc) (under lower left of dash)
• Digital radio receiver (w/ digital radio) (right rear corner of vehicle)
• Electronic brake control module (ebcm) (left side of engine compt, in front of engine control module (ecm))
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Frt aux pwr outlet fuse 29 20a
• G203 (behind left end of dash)
• High speed gmlan serial data bus +
• High speed gmlan serial data bus -
• Hot at all times
• Inflatable restraint sensing & diagnostic module (sdm) (under center console, forward of park brake)
• Instrument panel cluster (ipc)
• J200
• J201
• Jx205 (in i/p harness, behind bcm taped to harness)
• Low speed gm lan serial data
• Low speed gmlan serial data
• M/t
• Module (bcm) (under center dash, below radio, on right side of center console)
• Power distribution system
• Power steering control module (pscm) (lower left of dash, attached to steering column)
• Radio
• Remote control door lock receiver (rcdlr) (behind left rear quarterpanel)
• Tan
• Theft deterrent module (right side of steering column, at ignition switch)
• Transmission control module (tcm) (left side of engine compt)
• Underhood fuse block (in engine compt, next to left strut tower)
• Vehicle communication interface module (vcim) (if equipped) (right rear corner of vehicle)
• W/ active brake control
• W/ onstar
• W/ power brake system
• W/ power brake system & active brake control
• W/o onstar
• W/o power brake system & active brake control

COOLING FAN

Cooling Fan Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Cooling Fan Wiring Diagram for Chevrolet HHR LT 2008:

• (2.4l: right side of engine, near rear of exhaust manifold) (2.2l: top right rear of engine) engine coolant temperature (ect) sensor
• (not used)
• Computer data lines system
• Cool fan fuse 40 30a
• Cool fan relay 50
• Ect sig
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Engine cooling fan (front of engine compt, attached to radiator)
• G105 (left front of engine block)
• Hot at all times
• Low ref
• Rly ctrl
• Serial data +
• Serial data -
• Tan
• Underhood fuse block (in engine compt, next to left strut tower)
• X1 a1
• X1 b2
• X3 e1

CRUISE CONTROL

Cruise Control Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Cruise Control Wiring Diagram for Chevrolet HHR LT 2008:

• (behind left end of dash) g201
• (in engine compt, next to left strut tower) underhood fuse block
• (not used)
• (on steering column, behind steering wheel) inflatable restraint steering wheel module coil
• (or 6354)
• (or 6356)
• +5v
• 5 volt ref
• 5v ref
• A/t
• A9 x1
• Accelerator pedal position (app) sensor (near accelerator pedal bracket)
• App sens 1 sig
• App sens 2 sig
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Brake pedal position (bpp) sensor
• Brake pos sig
• Chmsl relay
• Clutch pedal position (cpp) sensor (m/t)
• Computer data lines system
• Cruise control on ind
• Cruise ctrl sw sig
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Eps/str whl cntrl fuse 19 2a
• Exterior lights system
• G301 (under driver's seat)
• Gmlan (+)
• Gmlan (-)
• Gnd
• Hot at all times
• Hot in run or start
• J208 (w/ accessory steering wheel control)
• J301
• Left steering wheel control switch
• Logic
• Low ref
• M/t
• Pnk
• Pos sens rtn
• Pos sens sig pos
• Pos sens sply
• Power distribution system
• Relay ctl
• Res+
• Set-
• Stop lamp sply volt
• Stop lp fuse 9 10a
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Tan c
• Throttle actuator control (tac) module (2.2l: top of engine) (2.4l: top of intake manifold)
• Tp sens 1 sig
• Tp sens 2 sig
• Transmission control module (tcm) (left side of engine compt)
• Transmission system
• Underhood relay block
• Vehicle speed sensor (vss) (at rear of engine, on top of transmission)
• Vss hi sig
• Vss high sig
• Vss lo sig
• Vss low sig
• X4 e1

DEFOGGERS

Defoggers Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Defoggers Wiring Diagram for Chevrolet HHR LT 2008:

• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Defogger indicator
• Defogger switch
• G109 (on left front shock tower)
• G203 (behind left end of dash)
• G402 (under right tail/stop & turn signal light)
• Hot at all times
• Hvac control assembly
• J101
• J200
• Logic
• Nca
• Rear defog fuse 2 40a
• Rear defog relay
• Rear defog rly ctrl
• Rear defog sw sig
• Rear window defogger grid
• Underhood fuse block (in engine compt, next to left strut tower)
• X2 a
• X2 b12
• X2 e12
• X3 c5

ELECTRONIC POWER STEERING

Electronic Power Steering Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Electronic Power Steering Wiring Diagram for Chevrolet HHR LT 2008:

• B(+)
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Class 2 serial data
• Computer data lines system
• Cruise control system
• Driver information center (dic)
• Electric power steering (eps) motor
• Eps fuse 1 60a
• Eps/str whl cntrl fuse 19 2a
• G109 (on left front shock tower)
• Ground
• Hot at all times
• Hot in run or start
• Ign 1 volt
• Instrument cluster
• Left assist motor ctrl
• Logic
• Pnk
• Power steering control module (pscm)
• Red
• Right assist motor ctrl
• Steering column
• Steering shaft torque sensor
• Tan
• Tan/
• Underhood fuse block (in engine compartment, next to left strut tower)

ENGINE PERFORMANCE

2.0L VIN X

2.0L VIN X, Engine Performance Wiring Diagram (1 of 4) for Chevrolet HHR LT 2008

List of elements for 2.0L VIN X, Engine Performance Wiring Diagram (1 of 4) for Chevrolet HHR LT 2008:

• (top front of engine) exhaust camshaft position (cmp) actuator solenoid
• (top front of engine) intake camshaft position (cmp) actuator solenoid
• 5 volt ref 1
• 5 volt ref 3
• 5-volt ref 2
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Ckp sens sig
• Clstr fuse 7 10a
• Cmp exhaust sens sig
• Cmp intake sens sig
• Computer data lines system
• Dfi hi volt ctrl cyl 1
• Dfi hi volt ctrl cyl 2
• Dfi hi volt ctrl cyl 3
• Dfi hi volt ctrl cyl 4
• Dfi hi volt sply cyl 2
• Dfi hi volt sply cyl 3
• Dfi hi volt sply cyl 4
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Engine oil ind
• Engine oil pressure (eop) switch
• Evap cnstr purge sol ctrl
• Exhaust sol ctrl
• Frp sens sig
• Fuel injectors
• Fuel rail pressure (fpr) sensor
• Gen field duty cycle sig
• Generator turn on sig
• Hi press fuel pump actr hi ctrl
• High pressure fuel pump
• Hot at all times
• Ic 1 ctrl
• Ic 4 ctrl
• Instrument panel cluster (ipc)
• Intake sol ctrl
• J121
• Knock sensor (ks) 1
• Knock sensor (ks) 2
• Ks 1 sig
• Ks 2 sig
• Lo spd gmlan serial data
• Logic
• Low ref
• Mal- function ind
• Map sens sig
• Mil ctrl
• Oil press sw sig
• Starting/charging system
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Turbo bypass vlv ctrl
• Turbocharger bypass valve solenoid
• Turbocharger wastegate solenoid
• Up shift ind
• Wastegate sol ctrl

2.0L VIN X, Engine Performance Wiring Diagram (2 of 4) for Chevrolet HHR LT 2008

List of elements for 2.0L VIN X, Engine Performance Wiring Diagram (2 of 4) for Chevrolet HHR LT 2008:

• (on top of engine) ignition coil/module
• (tmap) air press sig air temp and press
• (tmap) temp sig air temp and press
• 5 volt ref 1
• Acc
• Acc voltage
• Actr lo ctrl
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Crankshaft position (ckp) sensor
• Direct fuel injector (dfi)
• Ecm/tcm fuse 25 10a
• Ect sens sig
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• G108 (right rear of engine block)
• Heated oxygen sens
• Hi press fuel pump
• Hi vol sply cyl 1
• Ho2s hi sig sens 1
• Ho2s lo sig sens 1
• Ho2s pump current sens 1
• Hot at all times
• Ic 2 ctrl
• Ic 3 ctrl
• Ignition switch
• In pump current sens 1
• J117
• J123
• J124
• Ks 1 sig
• Ks 2 sig
• Lo ref
• Logic
• Low ref
• Manifold absolute pressure (map) sensor
• Nca
• Off
• Pre-throttle
• Rly coil ctrl
• Run
• Spark plug
• Start
• Tan
• Tp sens 1 sig
• Tp sens 2 sig

2.0L VIN X, Engine Performance Wiring Diagram (3 of 4) for Chevrolet HHR LT 2008

List of elements for 2.0L VIN X, Engine Performance Wiring Diagram (3 of 4) for Chevrolet HHR LT 2008:

• (not used)
• (under right tail/stop & turn signal light) g402
• A/c refrigerant pressure sensor (in right front of engine compt,
• A11
• B10
• C12
• Cnstr vent fuse 64 10a
• Ecm fuse 41 20a
• Engine coolant temperature (ect) sensor
• Evaporative emission (evap) canister purge solenoid valve
• Exh fuse 33 10a
• Exhaust camshaft position (cmp) sensor
• F12
• Fuel level sensor
• Fuel pump
• Fuel pump & sender assembly (inside fuel tank)
• Fuel pump fuse 13 15a
• Fuel pump relay 19
• G102
• Heated oxygen sensor (ho2s) 1
• Hot at all times
• Inj ign mdl fuse 45 10a
• Intake air pressure & temperature sensor
• Intake camshaft position (cmp) sensor
• J114
• J115
• J126
• J140
• Lnf prwtn fuse 42 10a
• Nca
• On a/c line, near compressor)
• Pwr/trn relay 26
• Tan
• Underhood fuse block (in engine compartment, next to left strut tower)

2.0L VIN X, Engine Performance Wiring Diagram (4 of 4) for Chevrolet HHR LT 2008

List of elements for 2.0L VIN X, Engine Performance Wiring Diagram (4 of 4) for Chevrolet HHR LT 2008:

• (under rear of vehicle, behind fuel tank attached to evap canister) evaporative emission (evap) canister vent solenoid valve
• 5 volt ref 1
• 5 volt ref 2
• 5 volt ref 3
• A/c compressor clutch rly ctrl
• A/c refr press sens lo ref
• A/c refr press sens sig
• A10
• A11
• Acc volt hi spd gmlan serial data bus (+)
• Accelerator pedal position (app) sensor (near accelerator pedal bracket)
• Air conditioning system
• App sens 1 sig
• App sens 2 sig
• Batt positive volt
• Clutch pedal position (cpp) sensor (m/t)
• Computer data lines system
• Cooling fan spd ctrl
• Cooling fans system
• Cpp sens
• Crnk rly ctrl
• Ecm/trans fuse 43 15a
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Evap canister vent sol ctrl
• Exterior lights system
• Fuel lvl sens sig
• Fuel pump rly ctrl
• Fuel tank press sens sig
• Fuel tank pressure (ftp) sensor (on top of fuel tank)
• G104
• G109 (on left front shock tower)
• Gmlan serial data bus (-)
• Gnd
• Heated oxygen sensor (ho2s) 2
• Ho2s htr low ctrl sens 2
• Hot at all times
• Ign 1 volt
• Induction air temp sens sig
• J101
• J113
• J211
• Low ref
• Low ref heated oxygen low sig sens 2
• Maf sens sig
• Mass air flow (maf)/intake air temperature (iat) sensor
• Nca
• Oss high sig
• Oss low sig
• Pnk
• Powertrain rly coil ctrl
• Run/ crank relay 51
• Starting/ charging system
• Starting/charging system
• Stop lamp sply volt
• Tan
• Throttle body
• Tps1
• Tps2
• Trans park/neutral sig
• Underhood fuse block (in engine compartment, next to left strut tower)
• Vehicle speed sensor (vss) (m/t) (at rear of engine, on top of transmission)

2.2L VIN D

2.2L VIN D, Engine Performance Wiring Diagram (1 of 3) for Chevrolet HHR LT 2008

List of elements for 2.2L VIN D, Engine Performance Wiring Diagram (1 of 3) for Chevrolet HHR LT 2008:

• (under right tail/stop & turn signal light) g402
• 5-volt ref
• A10
• A11
• Acc
• Acc volt
• Acc voltage
• Accelerator pedal position (app) sensor (near accelerator pedal bracket)
• Air conditioning system
• App sens 1 sig
• App sens 2 sig
• App sensor 1
• App sensor 2
• Batt positive volt
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Clutch pedal position (cpp) sensor (m/t)
• Clutch pos sens rtn
• Clutch rly ctrl
• Computer data lines system
• Cooling fan rly ctrl
• Cooling fans system
• Ecm/tcm fuse 25 10a
• Ecm/trans fuse 43 15a
• Enable rly ctrl
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Engine oil pressure ind
• Fuel level sensor
• Fuel lvl sens sig
• Fuel pump
• Fuel pump & sender assembly (inside fuel tank)
• Fuel pump rly ctrl
• Fuel tank pressure sensor (on top of fuel tank)
• G109 (on left front shock tower)
• Hot at all times
• Ign 1 volt
• Ignition switch
• Instrument panel cluster (ipc)
• J101
• J206 (a/t)
• Lo spd gmlan serial data
• Logic
• Low ref
• Maf sens sig
• Malf- unction ind
• Mil ctrl
• Off
• Power distribution system
• Powertrain rly ctrl
• Press sens sig
• Rly coil ctrl
• Run
• Run/ crank relay 51
• Serial data (+)
• Serial data (-) clutch pos sens sply
• Start
• Starting/charging system
• Tan
• Transmissions system
• Underhood fuse block (in engine compartment, next to left strut tower)
• Up shift ind
• Vehicle speed sensor (m/t) (at rear of engine, on top of transmission)
• Vss sig high
• Vss sig low

2.2L VIN D, Engine Performance Wiring Diagram (2 of 3) for Chevrolet HHR LT 2008

List of elements for 2.2L VIN D, Engine Performance Wiring Diagram (2 of 3) for Chevrolet HHR LT 2008:

• (left rear of engine) intake camshaft position (cmp) sensor
• (not used)
• (on top rear of engine) evaporative emission (evap) canister purge solenoid
• 5-volt ref
• A/c refrigerant pressure sensor (in right front of engine compt,
• A11
• C12
• Clutch pos
• Cnster vent fuse 64 10a
• Ecm fuse 41 20a
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Evaporative emission (evap) canister vent solenoid valve (under rear of vehicle, behind fuel tank attached to evap canister)
• Exh fuse 33 10a
• Exterior lights system
• F12
• Fuel pump fuse 13 15a
• Fuel pump relay 19
• G107 (on front left corner of transmission)
• G109 (on left front shock tower)
• Hot at all times
• Iat sens sig
• Inj ign mdl fuse 45 10a
• J101
• J103
• Manifold absolute pressure (map) sensor (top left side of engine, at number 3 intake port runner)
• Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt, attached to air cleaner outlet)
• On a/c line, near compressor)
• Pnk
• Pwr/trn relay 26
• Sens sig
• Start sig
• Starting/ charging system
• Stop lp sply volt
• Tan
• Underhood fuse block (in engine compartment, next to left strut tower)
• Vent sol ctrl
• X1 contact sig powertrain rly

2.2L VIN D, Engine Performance Wiring Diagram (3 of 3) for Chevrolet HHR LT 2008

List of elements for 2.2L VIN D, Engine Performance Wiring Diagram (3 of 3) for Chevrolet HHR LT 2008:

• (in engine harness, near top of engine, approximately 13 cm from breakout to ignition coil 1 breakout)
• (on top of engine) ignition coil/modules
• (top left side of engine) fuel injectors
• 5-volt ref
• 5v ref 1
• Ckp sens 1
• Cmp sens sig
• Crankshaft position (ckp) sensor (above starter motor)
• Ect sens sig
• Engine control module (ecm) (left side of engine compt, in front of
• Engine coolant temperature (ect) sensor (top right rear of engine)
• Engine oil pressure (eop) switch (left side of engine, above starter solenoid)
• Evap sol ctrl
• G107 (on front left corner of transmission)
• G108 (right rear of engine block)
• Gen sig
• Gen turn sig
• Heated oxygen sensor (ho2s) 1 (in rear of engine compt, in exhaust manifold)
• Heated oxygen sensor (ho2s) 2 (in rear of engine compt, in exhaust near catalytic converter)
• Ho2s hi sig
• Ho2s lo ctrl
• Ho2s lo ref
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 ctrl
• Inj 1 ctrl
• Inj 2 ctrl
• Inj 3 ctrl
• Inj 4 ctrl
• J103
• J104
• J105
• J106
• J107
• Knock sensor (ks) (left side of engine)
• Low ref
• Map sens sig
• Mtr ctrl 1
• Mtr ctrl 2
• Nca
• Plug spark
• Pnk
• Press sw sig
• Ref volt
• Sens 1 sig
• Sens 2 sig
• Sens gnd
• Sig gnd
• Spark plug
• Starting/ charging system
• Starting/charging system
• Tan
• Throttle actuator control (tac) module (top of engine)
• Tp sens 1 sig
• Tp sens 2 sig
• Tps1
• Tps2
• Underhood fuse block)

2.4L VIN P

2.4L VIN P, Engine Performance Wiring Diagram (1 of 4) for Chevrolet HHR LT 2008

List of elements for 2.4L VIN P, Engine Performance Wiring Diagram (1 of 4) for Chevrolet HHR LT 2008:

• (under right tail/stop & turn signal light) g402
• 5-volt ref
• A10
• A11
• Acc
• Acc volt
• Acc voltage
• Accelerator pedal position (app) sensor (near accelerator pedal bracket)
• Air conditioning system
• App sens 1 sig
• App sens 2 sig
• App sensor 1
• App sensor 2
• Batt positive volt
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Clutch pedal position (cpp) sensor (m/t)
• Clutch pos sens rtn
• Clutch rly ctrl
• Computer data lines system
• Cooling fan rly ctrl
• Cooling fans system
• Ecm/tcm fuse 25 10a
• Ecm/trans fuse 43 15a
• Enable rly ctrl
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Engine oil ind
• Fuel level sensor
• Fuel lvl sens sig
• Fuel pump
• Fuel pump & sender assembly (inside fuel tank)
• Fuel pump rly ctrl
• Fuel tank pressure (ftp) sensor (on top of fuel tank)
• G109 (on left front shock tower)
• Ground
• Hot at all times
• Ign 1 volt
• Ignition switch
• Instrument panel cluster (ipc)
• J101
• J206 (a/t)
• Lo spd gmlan serial data
• Logic
• Low ref
• Maf sens sig
• Mal- function ind
• Mil ctrl
• Off
• Power distribution system
• Powertrain rly ctrl
• Press sens sig
• Rly coil ctrl
• Run
• Run/ crank relay 51
• Serial data (+)
• Serial data (-) clutch position sens sply
• Start
• Starting/charging system
• Tan
• Transmissions system
• Underhood fuse block (in engine compartment, next to left strut tower)
• Up shift ind
• Vehicle speed sensor (vss) (m/t) (at rear of engine, on top of transmission)
• Vss signal high
• Vss signal low

2.4L VIN P, Engine Performance Wiring Diagram (2 of 4) for Chevrolet HHR LT 2008

List of elements for 2.4L VIN P, Engine Performance Wiring Diagram (2 of 4) for Chevrolet HHR LT 2008:

• (left rear of engine) intake camshaft position (cmp) sensor
• (not used)
• (top rear of engine) evaporative emission (evap) canister purge solenoid valve
• 5-volt ref
• A/c refrigerant pressure sensor (in right front of engine compt,
• A11
• C12
• Cnstr vent fuse 64 10a
• Ecm fuse 41 20a
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Evap sol ctrl
• Evaporative emission (evap) canister vent solenoid valve (under rear of vehicle, behind fuel tank attached to evap canister)
• Exh fuse 33 10a
• Exterior lights system
• F12
• Fuel pump fuse 13 15a
• Fuel pump relay 19
• G107 (on front left corner of transmission)
• G109 (on left front shock tower)
• Hot at all times
• Iat sens sig
• Inj ign mdl fuse 45 10a
• J101
• J103
• Manifold absolute pressure (map) sensor (top of intake manifold)
• Mass air flow (maf)/intake air temperature (iat) sensor (right front of engine compt, attached to air cleaner outlet)
• On a/c line, near compressor)
• Pnk
• Pwr/trn relay 26
• Sens sig clutch position
• Start sig
• Start sw sig
• Starting/ charging system
• Stop lp sply volt
• Tan
• Underhood fuse block (in engine compartment, next to left strut tower)
• X1 contact sig powertrain rly

2.4L VIN P, Engine Performance Wiring Diagram (3 of 4) for Chevrolet HHR LT 2008

List of elements for 2.4L VIN P, Engine Performance Wiring Diagram (3 of 4) for Chevrolet HHR LT 2008:

• (in engine harness, near top of engine, approximately 13 cm from breakout to ignition coil 1 breakout)
• (on top of engine) ignition coil/module
• (top front of engine, under fuel rail assembly) fuel injectors
• Crankshaft position (ckp) sensor (lower left rear of engine block)
• Engine coolant temperature (ect) sensor (right side of engine, near rear of exhaust manifold)
• Exhaust camshaft position (cmp) actuator solenoid (top front of engine)
• G108 (right rear of engine block)
• Intake camshaft position (cmp) actuator solenoid (top front of engine)
• J104
• J105
• J106
• Knock sensor (ks) (lower left rear of engine block)
• Nca
• Plug spark
• Pnk
• Spark plug
• Tan

2.4L VIN P, Engine Performance Wiring Diagram (4 of 4) for Chevrolet HHR LT 2008

List of elements for 2.4L VIN P, Engine Performance Wiring Diagram (4 of 4) for Chevrolet HHR LT 2008:

• (right rear of engine) exhaust camshaft position (cmp) sensor
• 5-volt ref
• Ckp sens 1 sig
• Cmp exhaust sens
• Cmp intake sens
• Ect sens sig
• Engine control module (ecm) (left side of engine compt, in front of
• Engine oil pressure (eop) switch (lower left rear of engine block)
• Evap canister purge sol ctrl
• Exhaust cam sol ctrl
• Exhaust cam sol rtn
• Exhaust sens low ref
• Exhaust sens sply volt
• Fuel inj 1 ctrl
• Fuel inj 2 ctrl
• Fuel inj 3 ctrl
• Fuel inj 4 ctrl
• G107 (on front left corner of transmission)
• Gen field duty cycle sig
• Generator turn on sig
• Heated oxygen sensor (ho2s) 1 (right side of engine, in exhaust manifold)
• Heated oxygen sensor (ho2s) 2 (in rear of engine compt, in exhaust near catalytic converter)
• Ho2s heater lo ctrl
• Ho2s hi sig
• Ho2s lo ref
• Ho2s ref volt
• Ic 1 ctrl
• Ic 2 ctrl
• Ic 3 ctrl
• Ic 4 ctrl
• Intake cam sol ctrl
• Intake cam sol rtn
• Intake sens low ref
• Intake sens sply volt
• J103
• Knock sens 1 sig
• Knock sens 2 sig
• Low ref
• Map sens sig
• Nca
• Oil press sw sig
• Sens gnd
• Sig gnd
• Starting/ charging system
• Starting/charging system
• Tac mtr ctrl 1
• Tac mtr ctrl 2
• Tan
• Throttle actuator control (tac) module (top of intake manifold)
• Tp sens 1 sig
• Tp sens 2 sig
• Tps1
• Tps2
• Underhood fuse block)

EXTERIOR LIGHTS

Backup Lamps Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Backup Lamps Wiring Diagram for Chevrolet HHR LT 2008:

• A/t
• A10
• Backup lamp sply volt
• Backup lamp switch (left side of engine compt, on transmission assembly)
• G401 (under left tail/stop & turn signal light)
• G402 (under right tail/stop & turn signal light)
• Hot in run or start
• Htd/seat/ bck/up fuse 47 10a
• Inside rear- view mirror
• J204 (in i/p harness, near right side of i/p, approximately 2 cm from breakout to x206)
• J400
• J402
• Left backup lamp
• Logic
• M/t
• Park neutral position (pnp) switch (left side of engine compt, on top of transmission)
• Pnk
• Right backup lamp
• Underhood fuse block (in engine compt, next to left strut tower)

Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet HHR LT 2008

List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Chevrolet HHR LT 2008:

• (behind left end of dash) g201
• (not used)
• A12
• Auto
• B6 x4
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Brake pedal position sensor
• Center high mounted stop lamp (chmsl)
• Chmsl relay
• Chmsl rly coil ctrl
• Computer data lines system
• E12
• G109 (on left front shock tower)
• G111 (left side of engine compt)
• G203 (behind left end of dash)
• G301 (under driver's seat)
• G402 (under right tail/stop & turn signal light)
• Ground
• Hazard sw sign
• Hazard switch
• Head
• Headlamp switch
• High speed gmlan serial data bus +
• High speed gmlan serial data bus -
• Hot at all times
• Instrument panel cluster (ipc)
• Interior lights system
• J101
• J102
• J200
• J201
• J900
• Jx205 (in i/p harness, behind bcm taped to harness)
• Left
• Left front marker lamp
• Left park/ turn signal lamp
• Left rear stop/turn
• Left turn ind
• Left turn sig lamp
• Logic
• Low ref
• Low speed gmlan serial data
• Lr turn sig sw sig
• Off
• Park
• Park lamp relay ctrl
• Park lamp sw sign
• Prk lamps fuse 69 10a
• Prk lamps relay 68
• Right
• Right front marker lamp
• Right park/ turn signal lamp
• Right rear stop/turn
• Right turn ind
• Right turn sig lamp
• Rr turn sig sw sig
• Sens sig
• Sens sply volt
• Serial data
• Stop lp fuse 9 10a
• Tan
• Turn signal/ multi- function switch
• Turn switch
• Underhood fuse block (in engine compt, next to left strut tower)
• Underhood relay block
• X1 a9
• X4 b5

Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet HHR LT 2008

List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Chevrolet HHR LT 2008:

• (in body harness, near right rear, approximately 33 cm from breakout to tail/stop lamp - right) j403
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• G401 (under left tail/stop & turn signal light)
• G402 (under right tail/stop & turn signal light)
• Interior lights system
• J400
• J402
• J900
• Left license lamp
• Left rear marker lamp
• Left tail/ stop & turn signal lamp
• Right license lamp
• Right rear marker lamp
• Right tail/ stop & turn signal lamp
• Stop lamp sw sig
• Transmission control module (tcm) (left side of engine compt)

GROUND DISTRIBUTION

Ground Distribution Wiring Diagram (1 of 2) for Chevrolet HHR LT 2008

List of elements for Ground Distribution Wiring Diagram (1 of 2) for Chevrolet HHR LT 2008:

• (a/t) park/neutral position (pnp) switch
• (a/t) transmission control module (tcm)
• (behind left end of dash) g201
• (in steering column harness, behind inflatable restraint steering wheel module)
• (under center console, near sdm module)
• (w/ active brake control & power brake system) traction control switch
• (w/ cigarette lighter ashtray) cigar lighter
• (w/o cigarette lighter ashtray) auxiliary power outlet
• 87a
• A/c clutch relay 15
• A/c compressor clutch
• A/c compressor clutch diode
• B x2
• B x3
• Battery
• Battery current sensor
• Body control module (bcm)
• Data link connector (dlc)
• E12 x4
• Electronic brake control module (ebcm)
• Engine control module (ecm)
• Engine cooling fan
• Fog lamp relay 54
• Fog lamp switch
• Fuel pump relay 19
• G103 (left front corner of engine compt)
• G105 (left front of engine block)
• G107 (on front left corner of transmission)
• G108 (right rear of engine block)
• G109 (on left front shock tower)
• G111 (left side of engine compt)
• G203 (behind left end of dash)
• G306
• G403 (right rear corner of vehicle)
• Hazard switch
• Hood ajar switch
• Horn
• Horn switch
• Hvac control assembly
• I/p dimmer switch
• Ignition coil module 1
• Ignition coil module 2
• Ignition coil module 3
• Ignition coil module 4
• Inflatable restraint passenger air bag on/off indicator
• Inflatable restraint sensing & diagnostic module (sdm)
• Inflatable restraint steering wheel module coil
• Instrument panel cluster (ipc)
• J101 (in forward lamp harness, near left front headlamp, approximately 9 cm from breakout to g109)
• J103 (in engine harness, near left rear of engine, approximately 30 cm from breakout to heated oxygen sensor (ho2s) 1)
• J107 (in engine harness, near top of engine, approximately 6 cm from breakout to ignition coil 2 breakout)
• J200 (in i/p harness, near left side of i/p, approximately 29 cm from breakout to g203)
• J201 (in i/p harness, near center console, approximately 18 cm from breakout to inflatable restraint passenger air bag on/off indicator)
• J202
• Left front fog lamp
• Left front marker lamp
• Left headlamp
• Left park/ turn signal lamp
• Left steering wheel controls
• Mass air flow (maf) sensor/ intake air tempe- rature (iat) sensor
• Power steering control module (pscm)
• Radio
• Rear defog relay 14
• Rear washer relay 48
• Rear windshield wiper/washer switch
• Rear wiper relay 17
• Remote control door lock receiver (rcdlr)
• Right front fog lamp
• Right front marker lamp
• Right headlamp
• Right park/ turn signal lamp
• Right steering wheel controls
• Run/ crank relay 51
• Steering wheel control) j208
• Theft deterrent module
• Turn signal/ multi-function switch
• Underhood fuse block (in engine compt, next to left strut tower)
• Washer pump relay 39
• Windshield wiper motor
• Wiper relay 52
• Wiper relay 70
• X1 d3
• X1 k
• X2 f9
• X2 k
• X3 c5

Ground Distribution Wiring Diagram (2 of 2) for Chevrolet HHR LT 2008

List of elements for Ground Distribution Wiring Diagram (2 of 2) for Chevrolet HHR LT 2008:

• (if equipped) driver back heated seat element
• (if equipped) driver heated seat control module
• (if equipped) inside rearview mirror
• (if equipped) sunroof control module
• (if equipped) sunroof switch
• (in body harness, near center console, approximately 29 cm from breakout to a/t shift lock control solenoid) j300
• (w/ 6 way driver power adjuster seat) driver seat lumbar adjuster switch
• (w/ onstar)
• (w/ onstar) vehicle communication interface module (vcim)
• (w/ panel van) left rear access panel lock
• (w/ panel van) right rear access panel lock
• (w/ panel van) right rear passenger access panel release switch
• (w/ s-band digital audio system) digital radio receiver
• (w/o
• A x2
• Assembly window switch
• Audio amplifier
• Automatic transmission shift lever
• Automatic transmission shift lock control solenoid
• Battery current sensor
• Body control module (bcm)
• Brake fluid level switch
• C x406
• Cargo accessory power outlet
• Center high mounted stop lamp (chmsl)
• Chmsl relay
• Console flood lamp
• Dome lamp
• Driver door jamb switch
• Driver door lock switch
• Driver left rear access panel release switch
• Driver right rear access panel release switch
• Driver seat adjuster switch
• Fuel pump & sender assembly
• G301 (under driver's seat)
• G302 (under front passenger's seat)
• G401 (under left tail/stop & turn signal light)
• G402 (under right tail/stop & turn signal light)
• Ignition lock cylinder control actuator
• Inflatable restraint passenger presence system (pps) module
• J301 (in body harness, near center console, approximately 29 cm from s300)
• J303 (in headliner harness, near sunroof, approximately 11 cm from breakout to c397)
• J314 (in seat harness, under driver seat, between heated seat control module & c315)
• J315 (in seat harness, under passenger seat, between heated seat module & c314)
• J400 (in body harness, near right tail lamp, approximately 27 cm from breakout to g402)
• J401 (in body harness, right side of rear compt, approximately 6 cm from breakout to digital radio receiver)
• J402 (in body harness, near left rear tail lamp, approximately 11 cm from g401 breakout)
• J500 (in lf door harness, behind trim panel, approximately 17 cm from breakout to mirror motor)
• J900 (in liftgate harness, in rear liftgate, approximately 16 cm from breakout to rear wiper motor)
• L/gate relse relay 18
• Left back-up lamp
• Left license lamp
• Left rear access panel relay
• Left rear door jamb switch
• Left rear marker lamp
• Left tail/stop & turn signal lamp
• Liftgate door latch
• Liftgate release switch
• Nca
• Onstar)
• Outlet center console auxiliary power
• Outside rearview mirror switch
• Passenger back heated seat element
• Passenger door jamb switch
• Passenger door lock switch
• Passenger heated seat control module
• Prndl lamp
• Rear access panel fuse block (w/ panel van) (right rear of cargo area)
• Rear accessory power outlet
• Rear window defogger grid
• Rear window wiper motor
• Right back-up lamp
• Right front door, approximately 18 cm from s307)
• Right license lamp
• Right rear access panel relay
• Right rear door jamb switch
• Right rear marker lamp
• Right tail/stop & turn signal lamp
• Underhood fuse block (in engine compt, next to left strut tower)
• Underhood relay block
• W/ front seat heater
• W/ panel van
• W/ performance enhanced audio
• W/ s-band digital audio system & onstar
• W/o s-band digital audio system & onstar
• X2 e3
• X307 c

HEADLIGHTS

Headlights Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Headlights Wiring Diagram for Chevrolet HHR LT 2008:

• (not used)
• Ambient light sensor (on top center of dash)
• Auto
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Computer data lines system
• Driver information center (dic) display
• Drl fuse 31 10a
• Drl relay 28
• Drl relay ctrl
• Fog lamp fuse 15a
• Fog lamp ind
• Fog lamp relay 54
• Fog lamp switch
• Fog lmp rly ctrl
• Fog lmp sw sig
• Ftp
• Ftp sw sig
• G109 (on left front shock tower)
• G111 (left side of engine compt)
• G201 (behind left end of dash)
• Head
• Headlamp dimmer sw
• Headlamp sw off sig
• Headlamp sw on sig
• Headlamp sw sig
• Hi beam relay 72
• Hi beam rly ctrl
• High beam
• High beam ind
• Hot at all times
• Ign
• Instrument panel cluster (ipc)
• Interior lights system
• J101
• J102
• J201
• Left front fog lamp
• Left headlamp
• Lo beam relay 71
• Logic
• Low
• Low beam
• Lt hi beam fuse 63 10a
• Lt lo beam fuse 65 10a
• Lt sens low ref
• Lt sens sig
• Off
• Park
• Park brake switch (in center console, attached to emergency brake)
• Park brk sw sig
• Right front fog lamp
• Right headlamp
• Rt hi beam fuse 66 10a
• Rt lo beam fuse 66 10a
• Serial data
• Turn signal/ multi-function switch
• Underhood fuse block (in engine compt, next to left strut tower)

HORN

Horn Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Horn Wiring Diagram for Chevrolet HHR LT 2008:

• B1 x2
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• E2 x3
• G109 (on left front shock tower)
• G201 (behind left end of dash)
• Ground distribution system
• Horn (left front of vehicle, below left front headlight)
• Horn fuse 60 10a
• Horn relay 55
• Horn rly ctrl
• Horn switch
• Hot at all times
• Inflatable restraint steering wheel module coil (on steering column, behind steering wheel)
• J101
• J201
• J202
• Logic
• Tan
• Underhood fuse block (in engine compartment, next to left strut tower)

INSTRUMENT CLUSTER

Instrument Cluster Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Instrument Cluster Wiring Diagram for Chevrolet HHR LT 2008:

• (2.0l)
• (2.2l & 2.4l)
• (center
• (left "a" pillar between door hinges) driver door jamb switch
• (rear of left rear access panel) left rear rear access panel latch
• (rear of right rear access panel) right rear rear access panel latch
• (right "a" pillar between door hinges) passenger door jamb switch
• Abs ind
• Air bag ind
• Ambient air temperature sensor (behind right front headlight, on frame rail)
• Backlighting ind
• Bat
• Bat pos volt
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Brake fluid level switch (left rear of engine compt, attached to master cylinder)
• Brake fluid lvl
• Brake ind
• C1 x4
• Charging ind
• Clstr fuse 7 10a
• Computer data lines system
• Dic sw sig
• Door lock relay
• Driver information center (dic)
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• Engine control system
• Engine controls system
• Engine coolant temperature ind
• Engine oil pressure (eop) switch (2.2l: left side of engine, above starter solenoid) (2.4l: lower left rear of engine block)
• Except panel van
• Fog lamp ind
• Fuel level
• Fuel lvl sens sig
• Fuel pump & sender assembly (inside fuel tank)
• G201 (behind left end of dash)
• G301 (under driver's seat)
• G302 (under front passenger's seat)
• Gmlan
• Gmlan ser data
• Gmlan ser data+
• Gmlan ser data-
• Gmlan serial data
• Gnd
• H x2
• High beam ind
• Hot at all times
• Hot in run or start
• Hvac/ ip ign fuse 16 10a
• Ign
• Ign 1 volt
• Inflatable restraint steering wheel module coil (on steering column, behind steering wheel)
• Instrument panel cluster (ipc)
• J201
• J301
• J302
• Left steering wheel control switch
• Left turn ind
• Lf dr ajar sw
• Logic
• Low ref
• Lr dr ajar sw
• Malfunction ind
• Menu
• Message request
• Mil ctrl
• Of left "b" pillar between hinges) left rear door jamb switch
• Of right "b" pillar between hinges) right rear door jamb switch
• Oil level ind
• Oil pres sw sig
• Panel van
• Park brake sw
• Park brake switch (in center console, attached to emergency brake)
• Pnk
• Power distribution system
• Reset/ select
• Rf dr ajar sw
• Right turn ind
• Rr dr ajar sw
• Seat belt ind
• Security ind
• Security ind sig
• Security ind sply volt
• Serial data
• Speedometer
• Tachometer
• Tan
• Temp sens sig
• Traction off ind
• Trunk, tailgate, fuel doors system
• Up shift ind
• X1 h

INTERIOR LIGHTS

Courtesy Lamps Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Courtesy Lamps Wiring Diagram for Chevrolet HHR LT 2008:

• (in headliner harness, near overhead console, approximately 26 cm from breakout to x397) j316
• (not used)
• A10
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Ctsy lps ctrl
• Dome
• Dome lamp
• Door
• Driver's seat)
• G203 (behind left end of dash)
• G301 (under
• G302 (under front passenger's seat)
• G401 (under left tail/stop & turn signal light)
• G402 (under right tail/stop & turn signal light)
• Hot at all times
• I/p dimmer switch
• Inside rearview mirror
• Int light fuse 27 10a
• Interior lamps pcb relay
• J200
• J301
• J302
• J303
• J310 (in headliner harness, near dome lamp, approximately 66 cm from breakout to dome lamp)
• J900
• Left front door jamb switch (left "a" pillar between door hinges)
• Left reading
• Left rear access panel latch (rear of left rear access panel)
• Left rear door jamb switch (center of left "b" pillar between hinges)
• Lf door ajar
• Liftgate ajar
• Liftgate door latch (bottom center of liftgate)
• Logic
• Lr door ajar
• Off
• Rf door ajar
• Right front door jamb switch (right "a" pillar between door hinges)
• Right reading
• Right rear access panel latch (rear of right rear access panel)
• Right rear door jamb switch (center of right "b" pillar between hinges)
• Rly ctrl
• Rr door ajar
• W/ onstar
• W/ panel van
• W/o onstar
• W/o panel van

Instrument Illumination Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Instrument Illumination Wiring Diagram for Chevrolet HHR LT 2008:

• (in body harness, near center console, approximately 11 cm from breakout to sdm) j311
• (in body harness, near right rear, approximately 33 cm from breakout to right tail/stop lamp) j403
• (not used)
• (panel van: in left i/p jumper harness, 12 cm
• A x2
• Auto
• Automatic transmission shift lever (if equipped)
• B12
• Backlighting ind
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• C11
• C12
• Computer data lines system
• Console flood lamp
• Dimmer low ref
• Dimmer sig
• Driver door lock switch
• Driver left rear access panel release switch (panel van)
• Driver right rear access panel release switch (panel van)
• Driver window switch
• Driver's seat)
• Exterior lights system
• Fog lamp switch
• From driver's rr access panel switch)
• G201 (behind left end of dash)
• G203 (behind left end of dash)
• G301 (under
• G301 (under driver's seat)
• G302 (under front passenger's seat)
• G401 (under left tail/stop & turn signal light)
• Gmlan serial data
• Ground
• Hazard switch
• Head
• Hot at all times
• Hvac control assembly
• I/p dimmer switch
• Inflatable restraint steering wheel module coil (on steering column, behind steering wheel)
• Instrument panel cluster (ipc)
• J201
• J207 (w/ accessory steering wheel) (in steering column harness, behind inflatable restraint steering wheel module)
• J208 (w/ accessory steering wheel)
• J209
• J210
• J300
• J301
• J302
• J303
• J500
• Left steering wheel control switch
• Logic
• Nca
• Off
• Outside rearview mirror switch
• Park
• Park lamp relay 68
• Park lamps fuse 69 10a
• Passenger door lock switch
• Passenger right rear access panel release switch (panel van)
• Passenger window switch
• Pk lmp rly ctrl
• Prk lamp sw sig
• Prndl lamp
• Radio
• Rear winshield wiper/ washer switch
• Right steering wheel control switch (w/ accessory steering wheel)
• Swc bklt fuse 28 2a
• Traction control switch (w/ active brake control & power brake system)
• Turn signal/ multi-function switch
• Underhood fuse block (in engine compt, next to left strut tower)
• X3 b
• X4 a1

POWER DISTRIBUTION

Power Distribution Wiring Diagram (1 of 4) for Chevrolet HHR LT 2008

List of elements for Power Distribution Wiring Diagram (1 of 4) for Chevrolet HHR LT 2008:

• (in engine compt, next to left strut tower) underhood fuse block
• (not used)
• (on front of engine, from starter to generator approximately 15 cm from starter) j111
• 50a
• A/t
• A10
• Abs fuse (w/ abs & active brake control) 10a
• Abs fuse (w/ abs & active brake control) 40a
• Air bag fuse 10a
• Automatic transaxle
• B11
• B5 x1
• Back up lamp switch
• Battery
• Bcm fuse holder (in rear of vehicle compt, near battery)
• Bcm2 fuse 40a
• Bcm3 fuse 30a
• Body control module (bcm)
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Cigar lighter
• Cool fan fuse 30a
• Cool fan relay
• Crank fuse 30a
• Crank relay
• D10 x3
• Data link connector (dlc)
• Driver heated seat control module
• E2 x4
• Ecm trans fuse 15a
• Electronic brake control module (ebcm)
• Electronic power steering motor control module
• Engine control module (ecm)
• Eps fuse 60a
• Fog lamp fuse 15a
• Fog lamp relay (uplevel)
• Front aux pwr outlet fuse 20a
• G109 (on left front shock tower)
• G203 (behind left end of dash)
• Generator
• Htd/ seat fuse (w/ front seat heater) 20a
• Htd/seat/ bck up/ fuse 10a
• Hvac relay
• I/p accessory power outlet
• I/p ign fuse 20a
• Inflatable restraint sensing & diagnostic module (sdm)
• J101
• M/t
• Mir fuse 5a
• Outside rearview mirror switch
• Park/neutral position (pnp) switch
• Passenger heated seat control module
• Pnk
• Prk/neut fuse 10a
• Rear defog fuse 40a
• Rear defog relay
• Red
• Run/ crank relay
• Starter
• To body control module (diagram 2 of 4)
• To body control module (diagram 3 of 4)
• To power- train relay (diagram 4 of 4)
• Transmission control module (tcm)
• W/ cigarette lighter ashtray
• W/ front seat heater
• W/o cigarette lighter ashtray
• Wiper fuse 25a
• Wiper relay
• X1 b9
• X1 c12
• X1 e
• X2 d3
• X2 f6
• X3 a3
• X3 c5
• X3 d6 (not used)
• X4 a4
• X4 b1
• X4 c2
• X4 e2
• X4 e6
• X6 a

Power Distribution Wiring Diagram (2 of 4) for Chevrolet HHR LT 2008

List of elements for Power Distribution Wiring Diagram (2 of 4) for Chevrolet HHR LT 2008:

• (in engine compt, next to left strut tower) underhood fuse block
• (not used)
• (under center dash, below radio, on right side of center console) body control module (bcm)
• A/t
• A10 x2
• A11 x2
• A5 x2
• A5 x3
• A5 x4
• A9 x2
• Abs fuse (w/ abs & active brake control) 20a
• B10
• Body control module (bcm)
• C10
• C5 x4
• Cargo accessory power outlet
• Center console accessory power outlet
• Cnstr vent fuse 10a
• D x406
• D1 x3
• D10
• Digital radio receiver (if equipped)
• Door lock fuse 15a
• Door lock pcb relay
• Door unlock pcb relay
• Driver seat adjuster switch
• Driver seat lumbar adjuster switch
• Drivers door unlock pcb relay
• Drl relay
• E10
• Ecm/ tcm fuse 10a
• Electronic brake control module (ebcm)
• Engine control module (ecm)
• Evaporative emission (evap) canister purge solenoid valve
• F7 x1
• From bcm fuse holder (diagram 1 of 4)
• From horn fuse (diagram 4 of 4)
• Fuel pump fuse 15a
• Fuel pump relay
• G301 (under driver's seat)
• G302 (under front passenger's seat)
• Global window switch
• High beam relay
• Int lp fuse 10a
• Interior lamps pcb relay
• J300
• Logic
• Low beam relay
• Lumbar adjuster switch and c315) j313
• Pwr outlet fuse 20a
• Pwr seats circuit breaker (w/ 6 way driver seat adjuster) 30a
• Pwr wndw fuse 30a
• Radio
• Rap relay
• Rdo fuse 15a
• Rear pwr plug fuse (w/ panel van) 40a
• Rear wpr fuse 15a
• Rear wpr relay
• Rear wsw relay
• Remote control door lock receiver (rcdlr)
• S roof fuse 15a
• Spare fuse 10a
• Spare fuse 2a
• Spare fuse 7.5a
• Transmission control module (tcm)
• Underhood fuse block (in engine compt, next to left strut tower)
• Vehicle communication interface module (vcim)
• W/ abs
• W/ onstar
• W/ panel van
• Wsw pump fuse 15a
• Wsw pump relay
• X3 c5
• X3 d3 (not used)
• X3 d4
• X4 e8
• Xm/onstar fuse 10a

Power Distribution Wiring Diagram (3 of 4) for Chevrolet HHR LT 2008

List of elements for Power Distribution Wiring Diagram (3 of 4) for Chevrolet HHR LT 2008:

• (in i/p harness near ignition switch, approximately 4 cm from inflatable steering wheel coil module) j206
• (not used)
• (under center dash, below radio, on right side of center console) body control module (bcm)
• A/t
• A8 x3
• Acc
• Air bag fuse 10a
• Amp fuse 20a
• Audio amplifier
• Chmsl relay
• Clstr fuse 10a
• D11
• D12 x3
• Eps/str whl cntrl fuse 2a
• From bcm2 fuse (diagram 1 of 4)
• From run/crank relay (diagram 1 of 4)
• Hvac control assembly
• Hvac/ ip ign fuse 10a
• Hvac/ pk3 + fuse 10a
• Ign sw/pk3 + fuse 2a
• Ignition lock cylinder control actuator
• Ignition switch
• Inflatable restraint front passenger presence system (pps) module
• Inflatable restraint passenger air bag on/off indicator
• Inflatable restraint sensing & diagnostic module (sdm)
• Inflatable restraint steering wheel module coil
• Inside rearview mirror
• Instrument panel cluster (ipc)
• Key-in ignition switch
• Left steering wheel control switch
• Logic
• M/t
• Nca
• Off
• Pnk
• Pnk c
• Power steering control module (pscm)
• Rear access panel fuse block (right rear of cargo area)
• Rear pwr plug fuse holder 10a
• Run
• Start
• Stop lp fuse 10a
• Theft deterrent module (tdm)
• Underhood relay block
• W/ panel van
• W/ performance enhanced audio
• Windshield wiper/ washer switch
• Wiper fuse 10a
• X1 c
• X3 a6
• X4 d3
• X4 e6
• X4 f5
• X406

Power Distribution Wiring Diagram (4 of 4) for Chevrolet HHR LT 2008

List of elements for Power Distribution Wiring Diagram (4 of 4) for Chevrolet HHR LT 2008:

• (in engine compt, next to left strut tower)
• (in engine harness, near left rear of engine, approximately 8 cm from breakout to evaporative emission (evap) canister purge solenoid valve) j106
• (in fuel injector harness, on top of engine) j104
• (not used)
• A/c clutch relay
• A/c fuse 10a
• A11
• C5 x2
• Clutch pedal position (cpp) switch
• D5 x2
• Ecm fuse 15a
• Engine control module (ecm)
• Evaporative emission (evap) canister purge solenoid valve
• Exh fuse 10a
• From htd/ c seat fuse (diagram 1 of 4)
• Fuel injector 1
• Fuel injector 2
• Fuel injector 3
• Fuel injector 4
• G302 (under front passenger's seat)
• Heated oxygen sensor (ho2s) 1
• Heated oxygen sensor (ho2s) 2
• Horn fuse 10a
• Horn relay
• Ignition coil/ module 1
• Ignition coil/ module 2
• Ignition coil/ module 3
• Ignition coil/ module 4
• Inj ign mdl fuse 10a
• J540
• Left rear access panel relay
• Liftgate release relay
• Liftgate/ sunroof fuse 20a
• Mass air flow (maf)/ intake air temperature (iat) sensor
• Nca
• Pnk
• Prk lamps fuse 10a
• Prk lamps relay
• Pwr/trn relay
• Rear access panel fuse block (right rear of cargo area)
• Rear accessory power outlet
• Rear aux pwr outlet fuse (w/ panel van) 20a
• Right rear access panel relay
• Sunroof control module (if equipped)
• To drl relay (diagram 2 of 4)
• Underhood fuse block
• W/ panel van
• W/o panel van
• X1 b12
• X1 d9
• X1 f12
• X2 b10
• X2 c12
• X4 f6

POWER DOOR LOCKS

Power Door Locks Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Power Door Locks Wiring Diagram for Chevrolet HHR LT 2008:

• (under driver's seat) g301
• (under front passenger's seat) g302
• Ajar switch
• Antenna
• B(+)
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Cluster fuse 7 10a
• D10
• Door lock ctrl
• Door lock pcb relay
• Door unlock ctrl
• Door unlock pcb relay
• Dr door unlock ctrl
• Dr door unlock pcb relay
• Dr lck fuse 26 15a
• Driver door latch (rear of driver's door)
• Driver door lock switch
• E12
• Except panel van
• Exterior lights system
• G201 (behind left end of dash)
• G203 (behind left end of dash)
• G301 (under driver's seat)
• G402 (under right tail/stop & turn signal light)
• Gmlan
• Gmlan serial data
• Ground
• Hazard switch sig
• Horn relay ctrl
• Horns system
• Hot at all times
• Instrument panel cluster (ipc)
• Interior lights system
• J200
• J201
• J301
• J302
• J312 (near center console, approximately 10 cm from breakout to bcm)
• J500
• J900
• Jx205 (in i/p harness, behind bcm taped to harness)
• Left front door jamb switch (left "a" pillar between door hinges)
• Left rear access panel lock (rear of left rear access panel)
• Left rear door jamb switch (center of left "b" pillar between hinges)
• Left rear door latch (except panel van) (rear of left rear door)
• Lf dr ajar sw sig
• Liftgate ajar sw sig
• Liftgate door latch (bottom center of liftgate)
• Liftgate release switch
• Lock
• Lock/unlock sig
• Logic
• Lr dr ajar sw sig
• Nca
• Panel van
• Passenger door latch (rear of front passenger's door)
• Passenger door lock switch
• Power distribution system
• Rdo fuse 23 15a
• Release sw sig
• Remote control door lock receiver (rcdlr) (behind left rear quarterpanel)
• Rf dr ajar sw sig
• Right front door jamb switch (right "a" pillar between door hinges)
• Right rear access panel lock (rear of right rear access panel)
• Right rear door jamb switch (center of right "b" pillar between hinges)
• Right rear door latch (except panel van) (rear of right rear door)
• Rr dr ajar sw sig
• Serial data
• Tan
• Trunk, tailgate, fuel doors system
• Unlock

POWER MIRRORS

Automatic Day/Night Mirror Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Automatic Day/Night Mirror Wiring Diagram for Chevrolet HHR LT 2008:

• (if equipped) automatic day/night mirror element
• (under left tail/ stop & turn signal light) g401
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Compass (w/ on- star)
• Compass ind (w/ on- star)
• Exterior lights system
• Gnd
• Hot w/ run/crank relay energized
• Hvac/ip ign fuse 10a
• Ign
• Ign 1 volt
• Inside rearview mirror
• Interior lights system
• J303
• Keypad red led sig
• Keypad sig
• Keypad sply volt
• Logic
• Low ref
• Lp ctrl
• Mirror sig
• Pnk
• Sens sig
• Sply volt
• Vehicle communication interface module (vcim) (right rear corner of vehicle)
• W/ onstar
• W/o onstar

Power Mirrors Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Power Mirrors Wiring Diagram for Chevrolet HHR LT 2008:

• Down
• Driver
• Driver outside rearview mirror (front of driver's door)
• G301 (under driver's seat)
• Hot at all times
• Interior lights system
• J500
• Left
• Left/ right
• Mirrors fuse 5a
• Nca
• Outside rearview mirror switch
• Passenger
• Passenger outside rearview mirror (front of front passenger's door)
• Right
• Underhood fuse block (in engine compt, next to left strut tower)
• Up/ down

POWER SEATS

Driver Power Seat Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Driver Power Seat Wiring Diagram for Chevrolet HHR LT 2008:

• Driver seat adjuster switch
• Driver seat front vertical motor (under left side of driver's seat)
• Driver seat horizontal motor (under right side of driver's seat)
• Driver seat rear vertical motor (under right side of driver's seat)
• Front
• Fwd
• G301 (under driver's seat)
• Hot at all times
• J313
• J314
• Nca
• Pwr seat circuit breaker 37 30a
• Rear dn
• Rear up
• Rwd
• Underhood fuse block (in engine compartment, next to left strut tower)

Driver"s Lumbar Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Driver"s Lumbar Wiring Diagram for Chevrolet HHR LT 2008:

• Deflate
• Driver seat lumbar adjuster switch
• Driver seat lumbar motor (right side of driver's seat back)
• F4 x4
• G301 (under driver's seat)
• Hot at all times
• Inflate
• J313
• J314
• Nca
• Pwr seat circuit breaker 37 30a
• Tan
• Underhood fuse block (in engine compartment, next to left strut tower)

Heated Seats Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Heated Seats Wiring Diagram for Chevrolet HHR LT 2008:

• (under driver's seat)
• (under front passenger's seat)
• Batt pos volt
• Driver heated seat back element (in driver's seat back)
• Driver heated seat control module (under front center of driver seat)
• Driver heated seat cushion element (in driver's seat cushion)
• G301
• G302
• Gnd
• Heated seat ind
• Hi temp ctrl
• Hi temp ind ctrl
• Hi/low sig
• Hot at all times
• Hot w/ run/crank relay 51 energized
• Htd seat fuse 47 10a
• Htd/ seat fuse 23 20a
• Hvac control module
• Ign 1 volt
• J314
• J315
• Logic
• Low temp ctrl
• Low temp ind ctrl
• Nca
• Passenger heated seat back element (in front passenger's seat back)
• Passenger heated seat control module (under front center of front passenger's seat)
• Passenger heated seat cushion element (in front passenger's seat cushion)
• Pnk
• Seat element sply
• Tan
• Temp sens sig
• Underhood fuse block (in engine compartment, next to left strut tower)

POWER TOP/SUNROOF

Power Top/Sunroof Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Power Top/Sunroof Wiring Diagram for Chevrolet HHR LT 2008:

• (not used)
• Battery positive voltage
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• C5 x2
• Config 1
• Config 2
• Config 3
• Enable signal
• G401 (under left tail/ stop & turn signal light)
• Ground
• Hot at all times
• J303
• J308
• J309
• L/gate/ s/roof fuse 10 20a
• Logic
• Pnk
• Roof close
• Roof express
• Roof open
• Sunroof
• Sunroof control module (center of headliner)
• Sunroof enable signal
• Sunroof switch
• Sunroof switch close signal
• Sunroof switch close vent signal
• Sunroof switch express signal
• Sunroof switch express vent signal
• Sunroof switch open signal
• Sunroof switch open vent signal
• Tan
• Underhood fuse block (in engine compt, next to left strut tower)
• Vent close
• Vent express
• Vent open
• X397

POWER WINDOWS

Power Windows Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Power Windows Wiring Diagram for Chevrolet HHR LT 2008:

• (not used)
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Down
• Driver switch
• Driver window motor (in driver's door)
• Front passenger switch
• G301 (under driver's seat)
• Global window switch
• Hot w/ rap relay energized
• Left rear switch
• Left rear window motor (in left rear door)
• Left rear window switch (except panel van)
• Lockout switch
• Logic
• Passenger window motor (in front passenger's door)
• Pwr wndw fuse 30a
• Right rear switch
• Right rear window motor (in right rear door)
• Right rear window switch (except panel van)
• Tan

RADIO

Radio Wiring Diagram, with Amplifier for Chevrolet HHR LT 2008

List of elements for Radio Wiring Diagram, with Amplifier for Chevrolet HHR LT 2008:

• (on steering column, behind steering wheel) inflatable restraint steering wheel module coil
• (right rear corner of vehicle) vehicle communication interface module (vcim)
• 10 volt ref
• Amp fuse 6 20a
• Antenna sig
• Audio amplifier (behind left rear quarterpanel)
• Audio common
• Bare
• Battery
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Computer data lines system
• D10
• D11
• Dimmer sw sig
• Drain wire
• G201 (behind left end of dash)
• G401 (under left tail/stop & turn signal light)
• Ground
• Hot at all times
• Interior lights system
• J201
• J205 (in i/p harness, near right side of i/p, approximately 10 cm from x200)
• J318 (in body harness, near right side of i/p, approximately 3 cm from j317)
• J407 (in body harness, in right rear, approximately 10 cm from vehicle communication interface module (vcim))
• L audio sig (+)
• Left front door speaker
• Left front tweeter speaker
• Left rear speaker
• Lf lo lev audio (+)
• Lf lo lev audio (-)
• Lf low lev audio (+)
• Lf low lev audio (-)
• Lf spkr out (+)
• Lf spkr out (-)
• Logic
• Lr lo lev audio (-)
• Lr low lev audio (+)
• Lr low lev audio (-)
• Lr spkr out (+)
• Lr spkr out (-)
• Nca
• Nca (coax)
• Pnk
• Power distribution system
• R audio sig (+)
• Radio
• Radio antenna base (center front of headliner)
• Radio on sig
• Radio on signal
• Rdo fuse 23 15a
• Remote radio ctrl
• Remote radio ctrl sig
• Rf lo lev audio (+)
• Rf lo lev audio (-)
• Rf low lev audio (+)
• Rf low lev audio (-)
• Rf spkr out (+)
• Rf spkr out (-)
• Right front door speaker
• Right front tweeter speaker
• Right rear speaker
• Right steering wheel control switch (w/ accessory steering wheel control)
• Rr lo lev audio (+)
• Rr lo lev audio (-)
• Rr low lev audio (+)
• Rr low lev audio (-)
• Rr spkr out (+)
• Rr spkr out (-)
• Rr sub spkr out (+)
• Rr sub spkr out (-)
• Satellite radio circuit
• Seek dn
• Seek up
• Serial data
• Steering wheel ctrl sig
• Sub spkr out (+)
• Sub spkr out (-)
• Subwoofer speaker
• Tan
• Tan b
• Telephone voice low ref
• Telephone voice signal
• Voice low ref
• Voice rec
• Voice signal
• Vol dn
• Vol up

Radio Wiring Diagram, without Amplifier for Chevrolet HHR LT 2008

List of elements for Radio Wiring Diagram, without Amplifier for Chevrolet HHR LT 2008:

• (on steering column, behind steering wheel) inflatable restraint steering wheel module coil
• (right rear corner of vehicle) vehicle communication interface module (vcim)
• 10 volt ref
• Antenna sig
• Audio common
• Bare
• Battery
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Computer data lines system
• D10
• Dimmer sw sig
• Drain wire
• G201 (behind left end of dash)
• Ground
• Hot at all times
• Interior lights system
• J201
• J205 (in i/p harness, near right side of i/p, approximately 10 cm from x200)
• J318 (in body harness, near right side of i/p, approximately 3 cm from j317)
• J407 (in body harness, in right rear, approximately 10 cm from vehicle communication interface module (vcim))
• L audio sig (+)
• Left front door speaker
• Left front tweeter speaker
• Left rear speaker
• Lf spkr out (+)
• Lf spkr out (-)
• Logic
• Lr spkr out (+)
• Lr spkr out (-)
• Nca
• Nca (coax)
• Pnk
• Power distribution system
• R audio sig (+)
• Radio
• Radio antenna base (center front of headliner)
• Radio on sig
• Radio on signal
• Rdo fuse 23 15a
• Rf spkr out (+)
• Rf spkr out (-)
• Right front door speaker
• Right front tweeter speaker
• Right rear speaker
• Right steering wheel control switch (w/ accessory steering wheel control)
• Rr spkr out (+)
• Rr spkr out (-)
• Satellite radio circuit
• Seek dn
• Seek up
• Serial data
• Steering wheel ctrl sig
• Tan
• Telephone voice low ref
• Telephone voice signal
• Voice low ref
• Voice rec
• Voice signal
• Vol dn
• Vol up

Satellite Radio Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Satellite Radio Wiring Diagram for Chevrolet HHR LT 2008:

• (near right side of i/p, approximately 2 cm from breakout to x206)
• (right rear corner of vehicle) digital radio receiver
• Ant sig
• Audio common
• Bare
• Battery volt
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Cellular, navigation & digital radio antenna (rear center of roof)
• Coax
• Computer data lines system
• Drain wire
• E10
• Fuse 24 10a
• G402 (under right
• Gmlan serial data
• Ground
• Hot at all times
• J204
• J317 (near right side of i/p, approximately 8 cm from breakout to x200)
• J401
• J405 (right side of rear compt, approximately 5 cm from breakout to digital radio receiver)
• L audio (+)
• L audio sig (+)
• Logic
• Low speed
• Onstar
• R audio (+)
• R audio sig (+)
• Radio
• Serial data
• Tail/stop & turn signal light)
• Xm/

SHIFT INTERLOCK

Shift Interlock Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Shift Interlock Wiring Diagram for Chevrolet HHR LT 2008:

• (closes in park)
• A/t shift lock control solenoid
• Acc
• Accessory voltage
• Automatic transmission shift lever
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• C8 x4
• E1 x4
• Exterior lights system
• G301 (under driver's seat)
• Hot at all times
• Ignition lock cylinder control actuator (in steering column, part of ignition lock cylinder)
• Ignition switch
• Interior lights system
• J206
• J300
• Logic
• Nca
• Off
• Park switch
• Prndl lamp
• Run
• Start
• Stop lamp switch (under left side of dash, at top of brake pedal)
• Stop lp fuse 10a

STARTING/CHARGING

Charging Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Charging Wiring Diagram for Chevrolet HHR LT 2008:

• (left side of engine compt, in front of underhood fuse block) engine control module (ecm)
• (on front of engine, from starter to generator approximately 15cm from starter) j111
• 5 volt ref
• Battery
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Charge indicator
• Computer data lines system
• Current sensor sig
• G201 (behind left end of dash)
• G402 (under right tail/stop & turn signal light)
• G403 (right rear corner of vehicle)
• Generator
• Generator field duty cycle sig
• Generator turn on signal
• Gnd
• Hi speed gmlan serial data +
• Hi speed gmlan serial data -
• Hot in run or start
• Hvac/ ip ign fuse 16 10a
• Ign 1
• Instrument panel cluster (ipc)
• Lo spd gmlan serial data
• Logic
• Pnk
• Power distribution system
• Red
• S201
• S401
• Starter
• Tan
• Volt
• X4 f6

Starting Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Starting Wiring Diagram for Chevrolet HHR LT 2008:

• 5v ref
• Acc
• Battery
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Charging circuit
• Clutch start neutral start sig
• Computer data lines system
• Crank relay 34
• Crnk fuse 5 30a
• Engine control module (ecm) (left side of engine compt, in front of underhood fuse block)
• G107 (on front left corner of transmission)
• G403 (right rear corner of vehicle)
• Hi speed gmlan serial data +
• Hi speed gmlan serial data -
• Hot at all times
• Ignition switch
• Logic
• Off
• Off/run/crank voltage
• Park/neutral position (pnp) switch (left side of engine compt, on top of transmission)
• Power distribution system
• R n
• Red
• Run
• S103
• Start
• Starter
• Starter enable relay control
• Tan
• Underhood fuse block (in engine compt, next to left strut tower)

SUPPLEMENTAL RESTRAINTS

Supplemental Restraints Wiring Diagram (1 of 2) for Chevrolet HHR LT 2008

List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Chevrolet HHR LT 2008:

• (on lower corner of front passenger's door)
• (under center console, near sdm module) g306
• Air bag fuse 10a
• Batt positive voltage
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Gmlan serial data
• Ground
• High control
• Hot at all times
• Hot in run or start
• Hvac/ ip/ign fuse 10a
• Ignition 1 voltage
• Ind
• Inflatable restraint instrument panel (i/p) module (right side of dash, above glove compt)
• Inflatable restraint sensing & diagnostic module (sdm) (under center console, forward of park brake)
• Inflatable restraint steering wheel module (in steering wheel)
• Inflatable restraint steering wheel module coil (on steering column, behind steering wheel)
• Left inflatable restraint side impact sensor (sis) (if equipped) (on lower corner of driver's door)
• Left seat belt pretensioner (base of left "b" pillar)
• Left seat belt sw
• Left signal
• Left voltage
• Logic
• Low control
• Low ref
• Occupant sens sig
• Pnk
• Right inflatable restraint side impact sensor (sis) (if equipped)
• Right seat belt pretensioner (base of right "b" pillar)
• Right seat belt sw
• Right signal
• Right voltage
• Sensor signal
• Shorting bar
• Stage 1
• Stage 2
• Tan
• Underhood fuse block (in engine compt, next to left strut tower)

Supplemental Restraints Wiring Diagram (2 of 2) for Chevrolet HHR LT 2008

List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Chevrolet HHR LT 2008:

• (in i/p harness, behind bcm taped to harness) splice pack sp205
• (top center of radiator support, near hood latch)
• 14 volt ref
• Air bag ind
• Air bag off ind
• Air bag on ind
• Data link connector (dlc) (under lower left of dash)
• G201 (behind left end of dash)
• G302 (under front passenger's seat)
• Ground
• Ign
• Ignition 1 voltage
• Inflatable restraint front end sensor
• Inflatable restraint front passenger presence system (pps) module (under front passenger's seat)
• Inflatable restraint front passenger presence system (pps) sensor (under front
• Inflatable restraint passenger air bag on/off indicator
• Inflatable restraint passenger seat belt tension sensor (base of right "b" pillar)
• Instrument panel cluster (ipc)
• Left inflatable restraint roof rail module (if equipped) (above front & rear left door rails behind headliner)
• Left seat belt switch (part of seat belt buckle, right side of driver's seat)
• Logic
• Low ref
• Nca
• Occupant sens sig
• Off ind ctrl
• On ind ctrl
• Pass seat belt sens
• Pass sens sig
• Passenger air bag ind
• Passenger seat belt ind
• Passenger's seat cushion)
• Pnk
• Right inflatable restraint roof rail module (if equipped) (above front & rear right door rails behind headliner)
• Right seat belt switch (part of seat belt buckle, left side of front passenger's seat)
• S201
• S302
• S307 (in body harness, near center console, approximately 6 cm from breakout for g302)
• Seat belt ind
• Serial data
• Shorting bar

TRANSMISSION

Transmission Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Transmission Wiring Diagram for Chevrolet HHR LT 2008:

• 1-2 shift solenoid (ss) valve
• 1-2 ss vlv ctrl
• 2-3 shift solenoid (ss) valve
• 2-3 ss vlv ctrl
• A10
• A11 x2
• A12 x1
• Acc volt
• Acc voltage
• Automatic transmission
• Automatic transmission fluid pressure (tfp) manual valve position switch
• Automatic transmission fluid temperature (tft) sensor
• Automatic transmission input shaft speed (iss) sensor
• B(+)
• B11
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Computer data lines system
• D4 x3
• Drive
• Ecm trans fuse 43 15a
• Ecm/ tcm fuse 25 10a
• Engine controls system
• Exterior lights system
• F5 x4
• G107 (on front left corner of of transmission)
• G107 (on front left corner of transmission)
• Gmlan bus (+)
• Gmlan bus (-)
• Gnd
• Hot at all times
• Hot in run or start
• Ign 1 voltage
• Iss high ctrl
• Iss low sig
• J103
• J108
• Logic
• Low reference
• Park/neutral position (pnp) switch (left side of engine compartment, on top of transmission)
• Pc sol hi ctrl
• Pc sol vlv lo ctrl
• Pnk
• Pressure control (pc) solenoid valve
• Red
• Rev
• Stop lmp sw sig
• Sw sig a
• Sw sig b
• Sw sig c
• Sw sig p
• Tan
• Tcc pwm vlv ctrl
• Tcc release
• Tcc release sw sig
• Tfp sw sig b
• Tfp sw sig c
• Tft sens sig
• Torque converter clutch (tcc) pulse width modulation (pwm) solenoid valve
• Transmission control module (tcm) (left side of engine compartment)
• Underhood fuse block (in engine compartment, next to left strut tower)
• Vehicle speed sensor (vss) (at rear of engine, on top of transmission)
• Vss high sig
• Vss low sig

TRUNK, TAILGATE, FUEL DOOR

Access Panel Release Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Access Panel Release Wiring Diagram for Chevrolet HHR LT 2008:

• (not used)
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Door lock relay
• Driver left rear access panel release switch
• Driver right rear access panel release switch
• G301 (under driver's seat)
• G302 (under front passenger's seat)
• Hot at all times
• Instrument panel cluster (ipc)
• Interior lights system
• J210
• J301
• J302
• J321 (in body harness, on right rear side, 32cm from vcim breakout)
• J540
• L/gate/ sroof fuse 10 20a
• Latch enable ctrl
• Left rear access panel lock (rear of left rear access panel)
• Left rear access panel relay
• Lr door ajar sw sig
• Passenger right rear access panel release switch
• Rear access panel fuse block (right rear of cargo area)
• Right rear access panel lock (rear of right rear access panel)
• Right rear access panel relay
• Rr door ajar sw sig
• Sw sig
• Underhood fuse block (in engine compt, next to left strut tower)
• Underhood relay block

Liftgate Release Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Liftgate Release Wiring Diagram for Chevrolet HHR LT 2008:

• (not used)
• Ajar switch
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• G402 (under right tail/stop & turn signal light)
• Hot at all times
• J312 (in body harness, near center console, approximately 10 cm from breakout to bcm)
• J900
• L/gate relse relay 18
• L/gate/ s roof fuse 10 20a
• Liftgate ajar switch sig
• Liftgate door latch (bottom center of liftgate)
• Liftgate release relay
• Liftgate release switch
• Liftgate release switch sig
• Open
• Release actuator
• Underhood fuse block (in engine compartment, next to left strut tower)

WARNING SYSTEMS

Warning Systems Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Warning Systems Wiring Diagram for Chevrolet HHR LT 2008:

• (in body harness, near center console, approximately 6 cm from breakout for g302) j307
• Acc
• Auto
• Battery
• Bcm 2 fuse 6 40a
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Brake ind
• Class 2 serial data
• Computer data lines system
• D12
• Driver belt buckle
• Driver belt switch
• E12
• Except panel van
• G201 (behind left end of dash)
• G203 (behind left end of dash)
• G301 (under driver's seat)
• G302 (under front) passenger's seat)
• Ground
• Head
• Hot at all times
• Ignition switch
• Inflatable restraint passenger air bag on/off indicator
• Inflatable restraint sensing & diagnostic module (sdm) (under center console, forward of park brake)
• Instrument panel cluster (ipc)
• J200
• J201
• J301
• J302
• Jx205 (in i/p harness, behind bcm taped to harness)
• Key in ignition switch
• Left front door jamb switch (left `a' pillar between door hinges)
• Left rear access panel latch (rear of left rear access panel)
• Left rear door jamb switch (center of left "b" pillar, between hinges)
• Left seat belt sw
• Lf door ajar sw sig
• Lo spd gmlan serial data
• Logic
• Low ref
• Low spd gmlan serial data
• Low spd serial data
• Lr door ajar sw sig
• Nca
• Off
• Off/run/crank volt
• Panel van
• Park
• Park brake sw sig
• Park brake switch (in center console, attached to emergency brake)
• Park lmp sw on sig
• Pass seat belt ind
• Passenger belt buckle
• Passenger belt switch
• Pnk
• Rf door ajar sw sig
• Right front door jamb switch (right `a' pillar between door hinges)
• Right rear access panel latch (rear of right rear access panel)
• Right rear door jamb switch (center of right "b" pillar, between hinges)
• Right seat belt sw
• Rr door ajar sw sig
• Run
• Seat belt ind
• Start
• Turn signal/ multi- function switch
• Underhood fuse block (in engine compt, next to left strut tower)

WIPER/WASHER

Front Wiper/Washer Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Front Wiper/Washer Wiring Diagram for Chevrolet HHR LT 2008:

• (not used)
• 87a
• A6 x2
• A7 x2
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• C12 x3
• C5 x3
• E1 x4
• F9 x2
• G109 (on left front shock tower)
• High
• Hot at all times
• Hot in acc or run
• Int
• J101
• Logic
• Low
• Mist
• Off
• Park switch
• Pnk
• Rear window washer relay control
• Rear wsw relay
• Underhood fuse block (in engine compt, next to left strut tower)
• Wash
• Windshield washer fluid pump (right side of engine compt)
• Windshield washer pump control
• Windshield wiper motor assembly (left rear of engine compt)
• Windshield wiper motor park switch signal
• Windshield wiper switch signal 1
• Windshield wiper switch signal 2
• Windshield wiper/washer switch
• Wpr fuse 15 10a
• Wpr fuse 25a
• Wpr relay
• Wsw pump fuse 15a
• Wsw pump relay 39
• X3 a6
• X4 e6

Rear Wiper/Washer Wiring Diagram for Chevrolet HHR LT 2008

List of elements for Rear Wiper/Washer Wiring Diagram for Chevrolet HHR LT 2008:

• (behind left end of dash) g201
• (not used)
• (under right tail/stop & turn signal light) g402
• 87a
• Body control module (bcm) (under center dash, below radio, on right side of center console)
• Delay
• G109 (on left front shock tower)
• Hot at all times
• Interior lights system
• J101
• J201
• J900
• Nca
• Rear window wiper motor (center of liftgate)
• Rear window wiper sw sig
• Rear windshield wiper/washer switch
• Rear wiper park sig x1
• Rear wpr fuse 20 15a
• Rear wpr relay
• Underhood fuse block (in engine compt, next to left strut tower)
• Wash
• X2 f7
• X3 c5