AIR CONDITIONING – Pontiac Bonneville GXP 2005 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Pontiac Bonneville GXP 2005

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Pontiac Bonneville GXP 2005:

• (2 cm from instrument cluster breakout)
• (23.5 cm from c204 breakout)
• (in hvac harn, 30 cm from c204 breakout) s221
• (in hvac harness, 36.5 cm from c204 breakout)
• (in i/p harness, 35 cm from instrument cluster breakout)
• (mounted on right front of blower motor) blower motor control processor
• 5v ref
• A10
• A11
• A12
• Amb air temp sig
• Amb light sens
• Ambient air temperature sensor (center of engine compt, forward of radiator)
• Backlight
• Bat pos volt
• Battery
• Blower motor (under right side of dash, above sound insulator)
• Blwr mtr gnd
• Blwr sp cntrl
• Blwr volt
• C1 a1
• C11
• C12
• C13
• C3 e11
• Class 2 serial
• Clock sig
• Computer data lines system
• D11
• D12
• D16
• Data sig
• Dim fuse 38 10a
• Drvr sun ld sens
• G200
• G201
• Gnd
• Ground
• Headlights system
• Hot at all times
• Hot in on
• Hvac batt fuse 37 10a
• Hvac blo fuse 2 30a
• Hvac control module (in center of dash)
• Hvac fuse 33 10a
• Ign 3 rr fuse 34 10a
• Ign 3 volt
• Ign 3 voltage
• In air temp sig
• Inside air temperature sensor (on dash, right of steering column)
• Instrument panel integration module (behind left side of dash)
• Interior lights system
• Left air temp dr
• Left air temperature actuator (on top left side of hvac assembly)
• Lft air temp dr
• Low left temp sig
• Low ref
• Low rt temp sig
• Lower left air temperature sensor (behind left air discharge vent)
• Lower right air temperature sensor (behind right air discharge vent)
• Mode actuator (under left side of dash, on left side of hvac assembly)
• Mode dr ctrl
• Mode dr pos sens
• Mtr ctrl
• Mtr spd ctrl
• Nca
• Pass sun ld sens
• Rear fuse block (under left rear seat)
• Recirc dr ctrl
• Recirc dr pos
• Recirculation actuator (right side of dash, right of blower motor)
• Right air temp dr
• Right air temperature actuator (behind glove box, on right side of hvac assembly)
• Rt air temp dr
• S203 (in i/p harness, 6.5 cm from ipm breakout)
• S204
• S205
• S222
• S253 (in i/p wiring harness, 13 cm from turn signal hazard flasher module)
• Solid state
• Sp200 (left front door pillar)
• Sp201 (on right front door pillar)
• Sp201 (right front door pillar)
• Sunload sensor assembly (on top center of dash)
• Tan
• Up left temp sig
• Up rt temp sig
• Upper left air temperature sensor (behind left air discharge vent)
• Upper right air temperature sensor (behind right air discharge vent)

Automatic A/C Wiring Diagram (2 of 2) for Pontiac Bonneville GXP 2005

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Pontiac Bonneville GXP 2005:

• ( in engine harness, 6.5 cm from idle air control valve connector breakout)
• (front of a/c compressor) a/c compressor clutch
• (high speed) coolfan 2 relay 37
• (in engine harness, 9.5 cm from pcm connector) s105
• 3.8l
• 3.8l 4.6l
• 4.6l
• 474 (or 2700)
• 5v ref
• 808 (or 2751)
• A/c clu fuse 26 15a
• A/c clu relay 32
• A/c compressor clutch (on front of a/c compressor)
• A/c compressor clutch diode (on wiring harness, near a/c compressor)
• A/c compressor clutch solenoid
• A/c compressor temperature switch
• A/c refrigerant low temperature sensor (4.6l) (rear center of engine, on high pressure line junction block to evaporator core)
• A/c refrigerant pressure sensor (behind a/c compressor, on a/c line)
• A10
• A11
• A11 class 2 serial a12 class 2 serial a6
• A12
• B10
• B11
• Battery
• C10
• C11
• Class 2 serial
• Clutch rly ctrl
• Computer data lines system
• Cool fan 1 fuse 47 30a
• Cool fan 2 fuse 46 30a
• Coolfan 1 relay (low speed)
• Coolfan s/p relay 39 (series/parallel)
• D10
• Dash integration module (dim) (4.6l) (behind right side of dash, under sound insulator)
• E10
• E11
• Ect sens sig
• Engine controls system
• Engine coolant temperature (ect) sensor (3.8l: on rear of engine, near thermostat housing) (4.6l: below throttle body)
• F11
• G10
• G103
• G105
• G108
• G11
• G200
• Gnd
• High spd fan cntrl
• Hot at all times
• Hot in on
• Left cooling fan (at left front of engine compt)
• Lo ref
• Low ref
• Low spd fan cntrl
• Nca
• Powertrain control module (in air cleaner housing)
• Right cooling fan (at right front of engine compt)
• S106
• S109
• S130
• Sens sig
• Sensor signal
• Sp103 (in front of underhood fuse block)
• Sp105 (below ignition control module)
• Sp200 (on left front door pillar)
• T10
• T11
• Underhood fuse block (right front side of engine compartment)
• V10
• V11

Manual A/C Wiring Diagram (1 of 2) for Pontiac Bonneville GXP 2005

List of elements for Manual A/C Wiring Diagram (1 of 2) for Pontiac Bonneville GXP 2005:

• (in hvac harness, 30 cm from c204 breakout) s221
• (in i/p harness, 6.5 cm from ipm breakout) s203
• (not used)
• 5v ref
• A10
• A11
• A12
• A13
• A14
• A15
• A16
• Air temperature actuator (behind dash, at left front side of blower motor)
• Amb lgt sens sig
• Anti-lock brakes system
• B10
• B11
• B12
• B13
• B14
• B15
• B16
• Bat pos voltage
• Battery
• Blower motor (under right side of dash, above sound insulator)
• Blower motor control processor (mounted on right front of blower motor)
• Blwr mtr gnd
• Blwr sp cntrl
• Blwr sp input
• Blwr volt
• C1 a10
• Class 2 data
• Computer data lines system
• Crtsy lamp sw out
• D12
• Dimmer sw sig
• Fog lp switch
• G200
• G201
• Gnd
• Grd
• Headlights system
• Hot at all times
• Hot in on
• Hvac batt fuse 37 10a
• Hvac blo fuse 2 30a
• Hvac control module (located in center of dash)
• Hvac fuse 33 10a
• Ign 3 voltage
• Interior lights system
• Key cyl lp ctrl
• Key in ign sw
• Lamps ctrl
• Lft temp dr ctrl
• Low ref
• Mode actuator (under left side of dash, on left side of hvac assembly)
• Mode dr ctrl
• Rear fuse block (under left rear seat)
• Recirc dr ctrl
• Recirculation actuator (under right side of dash, to right of blower motor)
• S222 (in hvac harness, 23.5 cm from c204 breakout)
• S253 (in i/p wiring harness, 13 cm from turn signal hazard flasher module)
• Solid state
• Sp200 (on left front door pillar)
• Sp201 (on right front door pillar)
• Speed cntl
• Trac cntrl sw
• Trunk release sw
• Trunk, tailgate, fuel doors system
• Twilight sentinel
• Warning system

Manual A/C Wiring Diagram (2 of 2) for Pontiac Bonneville GXP 2005

List of elements for Manual A/C Wiring Diagram (2 of 2) for Pontiac Bonneville GXP 2005:

• (in engine harness, 6.5 cm
• 5 volt ref
• A/c clu fuse 15a
• A/c clu relay 32
• A/c clutch ctrl
• A/c compressor clutch (on front of a/c compressor)
• A/c compressor clutch diode (on wiring harness, near a/c compressor)
• A/c refrigerant pressure sensor (behind a/c compressor, on a/c line)
• A/c sensor signal
• A10
• A11
• B10
• B11
• C10
• C11
• Class 2 serial
• Computer data lines system
• Cool fan 1 fuse 47 30a
• Cool fan 2 fuse 46 30a
• Coolfan 1 relay (low speed)
• Coolfan 2 relay 37 (high speed)
• Coolfan s/p relay 39 (series/parallel)
• D10
• E10
• E11
• Ect sens sig
• Engine controls system
• Engine coolant temperature (ect) sensor (on rear of
• Engine, near thermostat housing)
• F11
• From idle air control valve connector breakout)
• G10
• G103
• G105
• G11
• High spd fan ctrl
• Hot at all times
• Hot in on
• Left cooling fan (at left front of engine compartment)
• Low ref
• Low spd fan ctrl
• Powertrain control module (in air cleaner housing)
• Right cooling fan (at right front of engine compartment)
• S106
• S108 (in engine harnes, 18 cm from a/c compressor clutch connector breakout)
• S109
• Sp103 (in front of underhood fuse block)
• Sp105 (below ignition control module)
• T10
• T11
• Underhood fuse block (right front side of engine compartment)
• V10
• V11

3.8L VIN K

3.8L VIN K, Compressor Wiring Diagram for Pontiac Bonneville GXP 2005

List of elements for 3.8L VIN K, Compressor Wiring Diagram for Pontiac Bonneville GXP 2005:

• (in engine harness, 18 cm from a/c compressor clutch connector breakout) s108
• (in engine harness, 6.5 cm from idle air control valve connector breakout)
• 5v ref
• A/c clu fuse 26 15a
• A/c clu relay
• A/c compressor clutch (on front of a/c compressor)
• A/c compressor clutch diode (near a/c compressor)
• A/c refrigerant pressure sensor (behind a/c compressor, on a/c line)
• Class 2 serial
• Clutch rly ctrl
• Computer data lines system
• Engine controls system
• G105
• Hot at all times
• Hot in on
• Low ref
• Powertrain control module (in air cleaner housing)
• S106
• Sensor signal
• Sp105 (below ignition control module)
• T10
• T11
• Underhood fuse block (right front side of engine compartment)
• V10
• V11

4.6L VIN A

4.6L VIN A, Compressor Wiring Diagram for Pontiac Bonneville GXP 2005

List of elements for 4.6L VIN A, Compressor Wiring Diagram for Pontiac Bonneville GXP 2005:

• (behind a/c compressor, on a/c line) a/c refrigerant pressure sensor
• 5v ref
• A/c clu fuse 15a
• A/c clu relay
• A/c compressor clutch (on front of a/c compressor)
• A/c compressor clutch solenoid
• A/c compressor temperature switch
• A/c refrigerant low temperature sensor (rear center of engine, on high pressure line junction block to evaporator core)
• A11 class 2 serial
• A12
• A12 class 2 serial
• Battery
• C3 e11
• Class 2 serial
• Computer data lines system
• Dash integration module (dim) (behind right side of dash, under sound insulator)
• Dim fuse 10a
• G108
• G200
• Gnd
• Hot at all times
• Hot in on and start
• Lo ref
• Low ref
• Nca
• Powertrain control module (in air cleaner housing)
• Rear fuse block (under left rear seat)
• Rly ctrl
• S130
• Sensor signal
• Sp200 (on left front door pillar)
• T10
• T11
• Temp sens sig
• Underhood fuse block (right front side of engine compartment)
• V10
• V11