AIR CONDITIONING – Buick Park Avenue 2003 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 3) for Buick Park Avenue 2003

List of elements for Automatic A/C Wiring Diagram (1 of 3) for Buick Park Avenue 2003:

• 5 volt ref
• A10
• A11
• A12
• Amb temp sig
• Ambient air temperature sensor (center front of engine compt)
• B10
• B11
• B12
• Bat pos volt
• Blower spd ctrl
• C10
• C11
• C12
• C13
• C14
• C15
• C16
• Class 2 serial
• Clock sig
• Computer data lines system
• Cstr/ sbm fuse 10a
• D10
• D11
• D12
• D13
• D14
• D15
• D16
• Data sig
• G202 (under left kick paneltrim plate)
• Grd
• Ground
• Hot at all times
• Hot in run or start
• Hvac control module
• Hvac fuse 10a
• I/p fuse block (behind glove box)
• Ign 3 volt
• Inside air temperature sensor (under left side of dash, near left center a/c vent)
• Inside temp sig
• Instrument panel integration module (ipm) (behind right side of dash)
• Interior lights system
• Lamp volt
• Left sun load sensor (on left of dash)
• Lft dr pos sig
• Lft solar sens
• Lft temp dr ctrl
• Ll temp sig
• Low ref
• Low rt temp sig
• Lower left air temperature sensor (left side of dash, above sound insulator)
• Lower right air temperature sensor (right side of dash, above sound insulator)
• Mode door ctrl
• Mode dr pos sig
• Pass solar sens
• Recirc door ctrl
• Red
• Right air temperature switch assembly
• Right sun load sensor (on right of dash)
• Rt dr pos sig
• Rt temp dr ctrl
• Rt temp sig
• S213 (dash harn, 44 cm from hvac control)
• S213 (dash harn, 44 cm from hvac ctrl)
• S214 (dash harn, 13 cm before i/p control module)
• Serial data
• Tan
• Up lft temp sig
• Up rt temp sig
• Upper left air temper- ature sensor (left side of dash, near a/c vent)
• Upper right air temper- ature sensor (right side of dash, near a/c vent)
• Vf dim sig

Automatic A/C Wiring Diagram (2 of 3) for Buick Park Avenue 2003

List of elements for Automatic A/C Wiring Diagram (2 of 3) for Buick Park Avenue 2003:

• (beneath battery tray) g105
• (body harn, 35 cm from g201)
• (engine harn, 4 cm from breakout to powertrain control module)
• (hvac harn, 29 cm from mode actuator)
• (hvac harn, 35.5 cm from mode actuator)
• (hvac harn, 50.5 cm from mode actuator)
• (near compressor)
• 5v ref
• 87a
• A/c clu fuse 10a
• A/c clu relay
• A/c compressor clutch
• A/c compressor clutch diode
• A/c fuse 10a
• A/c press sig
• A/c refrigerant pressure sensor (near a/c compressor, on hose assembly)
• A10
• Air temperature actuator (left) (behind center left side of dash, on hvac module)
• Air temperature actuator (right) (behind center right side of dash, on hvac module)
• Battery
• Blo mot fuse 30a
• Blower input
• Blower motor (right side of dash)
• Blower motor control processor
• Blower v+
• Clu rly ctrl
• Computer data lines system
• Cool fan 1 fuse 30a
• Cool fan 2 fuse 30a
• Coolfan 1 relay
• Coolfan 2 relay
• Coolfan s/p relay
• D11
• E10
• Ect sens sig
• Engine coolant temperature (ect) sensor (left rear of engine)
• F11
• G102 (near starter
• G201 (under right kick panel trim plate)
• Ground
• H spd rly ctrl
• Hot at all times
• Hot in run
• Hot in run or start
• I/p fuse block (behind glove box)
• L spd rly ctrl
• Left cooling fan
• Left underhood fuse block (right front of engine compt, near battery)
• Low ref
• Mode actuator (under left side of dash, left side of hvac module)
• Motor)
• Nca
• Powertrain control module (left front of engine compt, in air cleaner housing)
• Recirculation actuator (behind right side of dash, right of blower motor)
• Red
• Right cooling fan
• Right underhood fuse block (right front of engine compt, forward of strut tower)
• S106 (engine harn, 18 cm from a/c compressor clutch)
• S107 (engine harn, 23 cm from a/c comp- ressor clutch)
• S115
• S208
• S274
• S275
• S278
• Serial data
• Solid state
• Speed ctrl

Automatic A/C Wiring Diagram (3 of 3) for Buick Park Avenue 2003

List of elements for Automatic A/C Wiring Diagram (3 of 3) for Buick Park Avenue 2003:

• B10
• B12
• C1 f5
• C206
• Compact disc changer
• Computer data lines system
• F8 c4
• Hot in retained accessory power
• I/p fuse block (behind glove box)
• Inflatable restraint steering wheel module coil
• Interior lights system
• Nca
• Power distribution system
• Radio
• Rdo/ph fuse 5a
• Rear fuse block (below right side of rear seat)
• Serial data e&c
• Steering column fuse holder
• Steering wheel controls
• Strg whl ctlr
• Sw1
• Sw2
• Sw3
• Sw4
• Sw5
• Sw6
• Sw7
• Sw8
• Switch fuse 2a
• W/ cd changer

Compressor Wiring Diagram for Buick Park Avenue 2003

List of elements for Compressor Wiring Diagram for Buick Park Avenue 2003:

• (engine harn, 18 cm from a/c compressor clutch)
• (engine harn, 23 cm from a/c compressor clutch) s107
• 5v ref
• A/c clu relay
• A/c clu fuse 10a
• A/c compres- sor clutch
• A/c compres- sor clutch diode (near a/c compressor)
• A/c press
• A/c refrigerant pressure sensor (near a/c compressor, on hose assy)
• Class 2 serial data
• Computer data lines system
• Ect sensor signal
• Engine coolant temperature (ect) sensor (left rear of engine)
• G102 (near starter motor)
• Hot in start or run
• Left underhood fuse block (right front of engine compt, near battery)
• Low ref
• Nca
• Powertrain control module (pcm) (left front of engine compt, in air cleaner housing)
• Relay control
• S115 (engine harn, 4 cm from pcm breakout)