AIR CONDITIONING – Pontiac Grand Prix 2007 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

3.8L VIN 2

3.8L VIN 2, Automatic A/C Wiring Diagram (1 of 2) for Pontiac Grand Prix 2007

List of elements for 3.8L VIN 2, Automatic A/C Wiring Diagram (1 of 2) for Pontiac Grand Prix 2007:

• (engine harness, 10 cm from g113 breakout, towards pcm) (sulev) s104
• (lower right front of engine, on transaxle stud, near starter) g113
• (on front of a/c compressor) a/c compressor clutch
• (right side of engine compt, at base of battery) g100
• A/c clu diode
• A/c clutch fuse 13 10a
• A/c comp relay
• A/c request ind
• A/c request switch
• A18
• A19
• Auto
• Battery
• Blower motor sw
• C18
• C19
• Class 2 serial
• Computer data lines system interior lights system
• Defogger on ind
• Display
• Driver heated seat high ind
• Driver heated seat low ind
• Driver heated seat switch
• Driver temperature down control
• Driver temperature up control
• E10
• Fan 1 fuse 29 30a
• Fan 1 relay
• Fan 2 fuse 32 30a
• Fan 2 relay
• Fan 3 relay
• Front passenger heated seat high ind
• Front passenger heated seat low ind
• Front passenger heated seat switch
• G202 (right side upper left footwell)
• Ground
• High
• Hot at all times
• Hot w/ ign 1 relay energized
• Hvac control module
• Ign
• Illum
• Ind
• K14
• K15
• K18
• K19
• L14
• Left air temperature actuator
• Lf air temp a
• Lf air temp b
• Logic
• Low
• Low ref
• Lower left air temperature sensor
• Lower right air temperature sensor
• M14
• M15
• M18
• M19
• Mode actuator (on lower right side of dash)
• Mode dr ctrl a
• Mode dr ctrl b
• Mode switch
• Off
• Pass
• Passenger temperature down control
• Passenger temperature up control
• Pnk
• Rear defogger switch
• Recirculation
• Recirculation a
• Recirculation actuator (in right footwell)
• Recirculation b
• Recirculation switch
• Rh air temp a
• Rh air temp b
• Right air temperature actuator
• S211 (i/p harness, approximately 11 cm from breakout to data link connector)
• Sensor sig
• Speed ctrl
• Tan
• Underhood fuse block (mounted to right strut tower)

3.8L VIN 2, Automatic A/C Wiring Diagram (2 of 2) for Pontiac Grand Prix 2007

List of elements for 3.8L VIN 2, Automatic A/C Wiring Diagram (2 of 2) for Pontiac Grand Prix 2007:

• (i/p harness, approximately 11 cm from breakout to data link connector) s211
• 5v reference
• A/c comp clutch
• A/c press signal
• A/c refrigerant pressure sensor (on left side of engine compt, on accumulator)
• Batt main 4 fuse 30 30a
• Battery
• Blower motor (behind right side of dash, in hvac module)
• Blower motor control processor (on lower right side of dash)
• Class 2 serial
• Class 2 serial data
• Computer data lines system
• Coolant ind
• D11
• Display fuse 18 10a
• Ect sens sig
• Engine coolant temperature (ect) sensor (3.8l (vin 2): on top right of intake manifold)
• G200 (behind radio)
• G202 (right side upper left footwell)
• Gnd
• Headlights system
• High spd cooling
• Hot at all times
• Hot w/ ign 1 relay energized
• Hvac fuse 10a
• I/p fuse block (behind right side of dash, in glove box opening)
• Ign
• Inside air temperature sensor
• Instrument panel cluster (ipc)
• Left cooling fan motor (on left side of radiator)
• Logic
• Low ref
• Low spd cooling
• Pnk
• Powertrain control module (pcm) (left front side of engine compt, in air cleaner assembly)
• Red
• Right cooling fan motor (on right b
• S213 (i/p harness, 4 cm from blower motor resistors & control module breakout)
• Serial data
• Speed ctrl
• Sunload sensor assembly
• Tan
• Underhood fuse block (mounted to right strut tower)
• Upper left air temperature sensor
• Upper right air temperature sensor

3.8L VIN 2, Compressor Wiring Diagram for Pontiac Grand Prix 2007

List of elements for 3.8L VIN 2, Compressor Wiring Diagram for Pontiac Grand Prix 2007:

• (clipped to knee-bolster panel, to right of data link connector) sp205
• (engine harness, 10 cm from g113 breakout, towards pcm) (sulev) s104
• 5 volt ref
• A/c clu diode
• A/c clutch fuse 10a
• A/c comp control
• A/c comp relay
• A/c compressor clutch (on front of a/c compressor)
• A/c press signal
• A/c refrigerant pressure sensor (on left side of engine compt, on accumulator)
• A/c request ind
• A/c request switch
• Automatic a/c
• Battery
• G113 (lower right front of engine, on transaxle stud, near starter)
• G202 (right side upper left footwell)
• Gnd
• Hot at all times
• Hot w/ ign 1 relay energized
• Hvac class 2
• Hvac control module
• Hvac fuse 10a
• I/p fuse block (behind right side of dash, in glove box opening)
• Ign
• Logic
• Low ref
• Manual a/c
• Pcm class 2
• Powertrain control module (pcm) (left front side of engine compt, in air cleaner assembly)
• S211 (i/p harness, approximately 11 cm from breakout to data link connector)
• Underhood fuse block (mounted to right strut tower)

3.8L VIN 2, Manual A/C Wiring Diagram for Pontiac Grand Prix 2007

List of elements for 3.8L VIN 2, Manual A/C Wiring Diagram for Pontiac Grand Prix 2007:

• (engine harness, 10 cm from g113 breakout, towards pcm)
• (i/p harness, 4 cm from blower motor resistors & control module breakout)
• (i/p harness, approximately 11 cm from breakout to data link connector) s211
• (on front of a/c compressor) a/c compressor clutch
• 5v reference
• A/c clu diode
• A/c clutch fuse 10a
• A/c comp clutch
• A/c comp relay
• A/c press signal
• A/c refrigerant pressure sensor (on left side of engine compt, on accumulator)
• A/c request ind
• A/c request switch
• A10
• A11
• A12
• A18
• A19
• Air temp a
• Air temp b
• Air temperature actuator (right side of hvac module)
• B10
• B11
• B12
• Batt main 4 fuse 30a
• Battery
• Blower motor (behind right side of dash, in hvac module)
• Blower motor control processor (on lower right side of dash)
• Blower motor sw
• C18
• C19
• Class 2 serial
• Class 2 serial data
• Computer data lines system
• Coolant ind
• Defogger on ind
• Display fuse 10a
• Driver heated seat high ind
• Driver heated seat low ind
• Driver heated seat switch
• E10
• Ect sens sig
• Engine coolant temperature (ect) sensor (3.8l (vin 2): on top right of intake manifold)
• Fan 1 fuse 30a
• Fan 1 relay
• Fan 2 fuse 30a
• Fan 2 relay
• Fan 3 relay
• Front passenger heated seat high ind
• Front passenger heated seat low ind
• Front passenger heated seat switch
• G100 (right side of engine compt, at base of battery)
• G113 (lower right front of engine, on transaxle stud, near starter)
• G200 (behind radio)
• G202 (right side upper left footwell)
• Gnd
• Ground
• High
• High spd cooling
• Hot at all times
• Hot w/ ign 1 relay energized
• Hvac control module
• Hvac fuse 10a
• I/p fuse block (behind right side of dash, in glove box opening)
• Ign
• Ignition 1
• Illum
• Ind
• Instrument panel cluster (ipc)
• Interior lights system
• K14
• K15
• K18
• K19
• L14
• Left cooling fan motor (on left side of radiator)
• Logic
• Low
• Low ref
• Low spd cooling
• M14
• M15
• M18
• M19
• Mode actuator (on lower right side of dash)
• Mode dr ctrl a
• Mode dr ctrl b
• Mode switch
• Off
• Pnk
• Powertrain control module (pcm) (left front side of engine compt, in air cleaner assembly)
• Rear defogger switch
• Recirculation
• Recirculation a
• Recirculation actuator (in right footwell)
• Recirculation b
• Recirculation switch
• Red
• Right cooling fan motor (on right side of radiator)
• S213
• Serial data
• Speed ctrl
• Tan
• Temperature control sw
• Underhood fuse block (mounted to right strut tower)

3.8L VIN 4

3.8L VIN 4, Automatic A/C Wiring Diagram (1 of 2) for Pontiac Grand Prix 2007

List of elements for 3.8L VIN 4, Automatic A/C Wiring Diagram (1 of 2) for Pontiac Grand Prix 2007:

• (engine harness, 10 cm from g113 breakout, towards pcm) (sulev) s104
• (lower right front of engine, on transaxle stud, near starter) g113
• (on front of a/c compressor) a/c compressor clutch
• (right side of engine compt, at base of battery) g100
• A/c clu diode
• A/c clutch fuse 13 10a
• A/c comp relay
• A/c request ind
• A/c request switch
• A18
• A19
• Auto
• Battery
• Blower motor sw
• C18
• C19
• Class 2 serial
• Computer data lines system interior lights system
• Defogger on ind
• Display
• Driver heated seat high ind
• Driver heated seat low ind
• Driver heated seat switch
• Driver temperature down control
• Driver temperature up control
• E10
• Fan 1 fuse 29 30a
• Fan 1 relay
• Fan 2 fuse 32 30a
• Fan 2 relay
• Fan 3 relay
• Front passenger heated seat high ind
• Front passenger heated seat low ind
• Front passenger heated seat switch
• G202 (right side upper left footwell)
• Ground
• High
• Hot at all times
• Hot w/ ign 1 relay energized
• Hvac control module
• Ign
• Illum
• Ind
• K14
• K15
• K18
• K19
• L14
• Left air temperature actuator
• Lf air temp a
• Lf air temp b
• Logic
• Low
• Low ref
• Lower left air temperature sensor
• Lower right air temperature sensor
• M14
• M15
• M18
• M19
• Mode actuator (on lower right side of dash)
• Mode dr ctrl a
• Mode dr ctrl b
• Mode switch
• Off
• Pass
• Passenger temperature down control
• Passenger temperature up control
• Pnk
• Rear defogger switch
• Recirculation
• Recirculation a
• Recirculation actuator (in right footwell)
• Recirculation b
• Recirculation switch
• Rh air temp a
• Rh air temp b
• Right air temperature actuator
• S211 (i/p harness, approximately 11 cm from breakout to data link connector)
• Sensor sig
• Speed ctrl
• Tan
• Underhood fuse block (mounted to right strut tower)

3.8L VIN 4, Automatic A/C Wiring Diagram (2 of 2) for Pontiac Grand Prix 2007

List of elements for 3.8L VIN 4, Automatic A/C Wiring Diagram (2 of 2) for Pontiac Grand Prix 2007:

• (i/p harness, approximately 11 cm from breakout to data link connector) s211
• 5v reference
• A/c comp clutch
• A/c press signal
• A/c refrigerant pressure sensor (on left side of engine compt, on accumulator)
• Batt main 4 fuse 30 30a
• Battery
• Blower motor (behind right side of dash, in hvac module)
• Blower motor control processor (on lower right side of dash)
• Class 2 serial
• Class 2 serial data
• Computer data lines system
• Coolant ind
• D11
• Display fuse 18 10a
• Ect sens sig
• Engine coolant temperature (ect) sensor (3.8l (vin 2): on top right of intake manifold)
• G200 (behind radio)
• G202 (right side upper left footwell)
• Gnd
• Headlights system
• High spd cooling
• Hot at all times
• Hot w/ ign 1 relay energized
• Hvac fuse 10a
• I/p fuse block (behind right side of dash, in glove box opening)
• Ign
• Inside air temperature sensor
• Instrument panel cluster (ipc)
• Left cooling fan motor (on left side of radiator)
• Logic
• Low ref
• Low spd cooling
• Pnk
• Powertrain control module (pcm) (left front side of engine compt, in air cleaner assembly)
• Red
• Right cooling fan motor (on right b
• S213 (i/p harness, 4 cm from blower motor resistors & control module breakout)
• Serial data
• Speed ctrl
• Sunload sensor assembly
• Tan
• Underhood fuse block (mounted to right strut tower)
• Upper left air temperature sensor
• Upper right air temperature sensor

3.8L VIN 4, Compressor Wiring Diagram for Pontiac Grand Prix 2007

List of elements for 3.8L VIN 4, Compressor Wiring Diagram for Pontiac Grand Prix 2007:

• (clipped to knee-bolster panel, to right of data link connector) sp205
• (engine harness, 10 cm from g113 breakout, towards pcm) (sulev) s104
• 5 volt ref
• A/c clu diode
• A/c clutch fuse 10a
• A/c comp control
• A/c comp relay
• A/c compressor clutch (on front of a/c compressor)
• A/c press signal
• A/c refrigerant pressure sensor (on left side of engine compt, on accumulator)
• A/c request ind
• A/c request switch
• Automatic a/c
• Battery
• G113 (lower right front of engine, on transaxle stud, near starter)
• G202 (right side upper left footwell)
• Gnd
• Hot at all times
• Hot w/ ign 1 relay energized
• Hvac class 2
• Hvac control module
• Hvac fuse 10a
• I/p fuse block (behind right side of dash, in glove box opening)
• Ign
• Logic
• Low ref
• Manual a/c
• Pcm class 2
• Powertrain control module (pcm) (left front side of engine compt, in air cleaner assembly)
• S211 (i/p harness, approximately 11 cm from breakout to data link connector)
• Underhood fuse block (mounted to right strut tower)

3.8L VIN 4, Manual A/C Wiring Diagram for Pontiac Grand Prix 2007

List of elements for 3.8L VIN 4, Manual A/C Wiring Diagram for Pontiac Grand Prix 2007:

• (engine harness, 10 cm from g113 breakout, towards pcm)
• (i/p harness, 4 cm from blower motor resistors & control module breakout)
• (i/p harness, approximately 11 cm from breakout to data link connector) s211
• (on front of a/c compressor) a/c compressor clutch
• 5v reference
• A/c clu diode
• A/c clutch fuse 10a
• A/c comp clutch
• A/c comp relay
• A/c press signal
• A/c refrigerant pressure sensor (on left side of engine compt, on accumulator)
• A/c request ind
• A/c request switch
• A10
• A11
• A12
• A18
• A19
• Air temp a
• Air temp b
• Air temperature actuator (right side of hvac module)
• B10
• B11
• B12
• Batt main 4 fuse 30a
• Battery
• Blower motor (behind right side of dash, in hvac module)
• Blower motor control processor (on lower right side of dash)
• Blower motor sw
• C18
• C19
• Class 2 serial
• Class 2 serial data
• Computer data lines system
• Coolant ind
• Defogger on ind
• Display fuse 10a
• Driver heated seat high ind
• Driver heated seat low ind
• Driver heated seat switch
• E10
• Ect sens sig
• Engine coolant temperature (ect) sensor (3.8l (vin 2): on top right of intake manifold)
• Fan 1 fuse 30a
• Fan 1 relay
• Fan 2 fuse 30a
• Fan 2 relay
• Fan 3 relay
• Front passenger heated seat high ind
• Front passenger heated seat low ind
• Front passenger heated seat switch
• G100 (right side of engine compt, at base of battery)
• G113 (lower right front of engine, on transaxle stud, near starter)
• G200 (behind radio)
• G202 (right side upper left footwell)
• Gnd
• Ground
• High
• High spd cooling
• Hot at all times
• Hot w/ ign 1 relay energized
• Hvac control module
• Hvac fuse 10a
• I/p fuse block (behind right side of dash, in glove box opening)
• Ign
• Ignition 1
• Illum
• Ind
• Instrument panel cluster (ipc)
• Interior lights system
• K14
• K15
• K18
• K19
• L14
• Left cooling fan motor (on left side of radiator)
• Logic
• Low
• Low ref
• Low spd cooling
• M14
• M15
• M18
• M19
• Mode actuator (on lower right side of dash)
• Mode dr ctrl a
• Mode dr ctrl b
• Mode switch
• Off
• Pnk
• Powertrain control module (pcm) (left front side of engine compt, in air cleaner assembly)
• Rear defogger switch
• Recirculation
• Recirculation a
• Recirculation actuator (in right footwell)
• Recirculation b
• Recirculation switch
• Red
• Right cooling fan motor (on right side of radiator)
• S213
• Serial data
• Speed ctrl
• Tan
• Temperature control sw
• Underhood fuse block (mounted to right strut tower)

5.3L VIN C

5.3L VIN C, Automatic A/C Wiring Diagram (1 of 2) for Pontiac Grand Prix 2007

List of elements for 5.3L VIN C, Automatic A/C Wiring Diagram (1 of 2) for Pontiac Grand Prix 2007:

• A/c cmprsr fuse 10a
• A/c cmprsr relay
• A/c compressor clutch
• A/c request ind
• A/c request switch
• Auto
• Battery
• Blower motor sw
• Class 2 serial
• Computer data lines system interior lights system
• Defogger on ind
• Display
• Driver heated seat high ind
• Driver heated seat low ind
• Driver heated seat switch
• Driver temperature down control
• Driver temperature up control
• Emissions 2 fuse 15a
• Fan 1 fuse 30a
• Fan 1 relay
• Fan 2 fuse 30a
• Fan 2 relay
• Fan 3 relay
• Front passenger heated seat high ind
• Front passenger heated seat low ind
• Front passenger heated seat switch
• G112 (left front of engine compt, near transmission)
• G202 (right side upper left footwell)
• Ground
• High
• Hot at all times
• Hot w/ pwr/trn relay energized
• Hvac control module
• Ign
• Illum
• Ind
• Left air temperature actuator
• Lf air temp a
• Lf air temp b
• Logic
• Low
• Low ref
• Lower left air temperature sensor
• Lower right air temperature sensor
• Mode actuator (on lower right side of dash)
• Mode dr ctrl a
• Mode dr ctrl b
• Mode switch
• Off
• Pass
• Passenger temperature down control
• Passenger temperature up control
• Pnk
• Rear defogger switch
• Recirculation
• Recirculation a
• Recirculation actuator (in right footwell)
• Recirculation b
• Recirculation switch
• Rh air temp a
• Rh air temp b
• Right air temperature actuator
• S211 (i/p harness, approximately 11 cm from breakout to data link connector)
• Sensor sig
• Speed ctrl
• Tan
• Underhood fuse block (mounted to right strut tower)

5.3L VIN C, Automatic A/C Wiring Diagram (2 of 2) for Pontiac Grand Prix 2007

List of elements for 5.3L VIN C, Automatic A/C Wiring Diagram (2 of 2) for Pontiac Grand Prix 2007:

• (i/p harness, approximately 11 cm from breakout to data link connector) s211
• 5v reference
• A/c comp clutch
• A/c press signal
• A/c refrigerant pressure sensor (on left side of engine compt, on accumulator)
• Batt 4 fuse 30a
• Battery
• Blower motor (behind right side of dash, in hvac module)
• Blower motor control processor (on lower right side of dash)
• Class 2 serial
• Class 2 serial data
• Compass fuse 10a
• Computer data lines system
• Coolant ind
• D11
• Ect sens sig
• Engine control module (ecm) (left side of engine compt, inside air cleaner assembly)
• Engine coolant temperature (ect) sensor (left front side of engine)
• G100 (right side of engine compt, at base of battery)
• G200 (behind radio)
• G202 (right side upper left footwell)
• Gnd
• Headlights system
• High spd cooling
• Hot at all times
• Hot w/ ign main pcb relay energized
• Hvac fuse 10a
• I/p fuse block (behind right side of dash, in glove box opening)
• Ign
• Inside air temperature sensor
• Instrument panel cluster (ipc)
• Left cooling fan motor (on left side of radiator)
• Logic
• Low ref
• Low spd cooling
• Pnk
• Red
• Right cooling fan motor (on right b
• S123
• S213 (i/p harness, 4 cm from blower motor resistors & control module breakout)
• Serial data
• Speed ctrl
• Sunload sensor assembly
• Tan
• Underhood fuse block (mounted to right strut tower)
• Upper left air temperature sensor
• Upper right air temperature sensor

5.3L VIN C, Compressor Wiring Diagram for Pontiac Grand Prix 2007

List of elements for 5.3L VIN C, Compressor Wiring Diagram for Pontiac Grand Prix 2007:

• (clipped to knee-bolster panel, to right of data link connector) sp205
• 5v reference
• A/c clutch fuse 10a
• A/c cmprsr relay
• A/c comp clutch
• A/c compressor clutch
• A/c press signal
• A/c refrigerant pressure sensor (on left side of engine compt, on accumulator)
• A/c request ind
• A/c request switch
• Automatic a/c
• Battery
• Class 2 serial
• Emissions 2 fuse 15a
• Engine control module (ecm) (left side of engine compt, inside air cleaner assembly)
• G112 (left front of engine compt, near transmission)
• G202 (right side upper left footwell)
• Gnd
• Hot at all times
• Hot w/ pwr/trn relay energized
• Hvac class 2
• Hvac control module
• Hvac fuse 10a
• I/p fuse block (behind right side of dash, in glove box opening)
• Ign
• Logic
• Low ref
• Manual a/c
• S211 (i/p harness, approximately 11 cm from breakout to data link connector)
• Underhood fuse block (mounted to right strut tower)

5.3L VIN C, Manual A/C Wiring Diagram for Pontiac Grand Prix 2007

List of elements for 5.3L VIN C, Manual A/C Wiring Diagram for Pontiac Grand Prix 2007:

• (i/p harness, 4 cm from blower motor resistors & control module breakout)
• (i/p harness, approximately 11 cm from breakout to data link connector) s211
• 5v reference
• A/c cmprsr fuse 10a
• A/c cmprsr relay
• A/c comp clutch
• A/c compressor clutch
• A/c press signal
• A/c refrigerant pressure sensor (on left side of engine compt, on accumulator)
• A/c request ind
• A/c request switch
• A10
• A11
• A12
• Air temp a
• Air temp b
• Air temperature actuator (right side of hvac module)
• B10
• B11
• B12
• Batt 4 fuse 30a
• Battery
• Blower motor (behind right side of dash, in hvac module)
• Blower motor control processor (on lower right side of dash)
• Blower motor sw
• Class 2 serial
• Class 2 serial data
• Computer data lines system
• Coolant ind
• Defogger on ind
• Driver heated seat high ind
• Driver heated seat low ind
• Driver heated seat switch
• Ect sens sig
• Emiss- ions 2 fuse 15a
• Engine control module (ecm) (left side of engine compt, inside air cleaner assembly)
• Engine coolant temperature (ect) sensor (left front side of engine)
• Fan 1 fuse 30a
• Fan 1 relay
• Fan 2 fuse 30a
• Fan 2 relay
• Fan 3 relay
• Front passenger heated seat high ind
• Front passenger heated seat low ind
• Front passenger heated seat switch
• G100 (right side of engine compt, at base of battery)
• G112 (left front of engine compt, near transmission)
• G200 (behind radio)
• G202 (right side upper left footwell)
• Gnd
• Ground
• High
• High spd cooling
• Hot at all times
• Hot w/ ign main pcb energized
• Hot w/ pwr/trn relay energized
• Hvac control module
• Hvac fuse 10a
• I/p fuse block (behind right side of dash, in glove box opening)
• Ign
• Ignition 1
• Illum
• Ind
• Instrument panel cluster (ipc)
• Interior lights system
• Left cooling fan motor (on left side of radiator)
• Logic
• Low
• Low ref
• Low spd cooling
• Mode actuator (on lower right side of dash)
• Mode dr ctrl a
• Mode dr ctrl b
• Mode switch
• Off
• Pnk
• Rear defogger switch
• Recirculation
• Recirculation a
• Recirculation actuator (in right footwell)
• Recirculation b
• Recirculation switch
• Red
• Right cooling fan motor (on right side of radiator)
• S123
• S213
• Serial data
• Speed ctrl
• Tan
• Temperature control sw
• Underhood fuse block (mounted to right strut tower)