AIR CONDITIONING – Chevrolet Malibu LS 2004 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Chevrolet Malibu LS 2004

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Chevrolet Malibu LS 2004:

• (behind grille, on left side of impact bar) ambient air temperature sensor
• (center console, front of body control module)
• (center console, front of body control module) g203
• A/c clu fuse 1 10a
• A/c clutch relay
• A/c compressor clutch
• A/c request ind
• A/c request switch
• A10
• A11
• A11 c2
• A12
• A2 c1
• A3 c1
• B1 c1
• B10
• B10 c2
• B11
• B12
• B9 c3
• Bat
• Batt
• Blower motor (below right side of dash)
• Blower motor control module (right side of dash, rear of hvac case)
• Blower motor switch
• Blr mtr spd ctrl
• Blr spd req sig
• C/fan 1 fuse 17 30a
• C/fan 2 fuse 18 30a
• C1 e3
• C2 a5
• C2 c4
• C3 b8
• Computer data lines system
• Cool fan 1 relay
• Cool fan 2 relay
• Cool ser/par relay
• Dr ctrl a
• Dr ctrl b
• E1 c2
• E8 c1
• Fresh air ind
• G106 (on trans, near pnp switch)
• G201
• Grd
• Hot at all times
• Hot in run or start
• Hvac control module (center of dash)
• Ign 3
• Inside air temperature sensor
• Interior lights system
• Left cooling fan
• Lmp sply voltage
• Logic
• Low ref
• Low spd gmlan
• Mode switch
• Recirculation actuator
• Recirculation ind
• Right cooling fan
• Sply voltage
• Tan
• Temp sens sig
• Temperature control
• Underhood fuse block (left side of engine compt)

Automatic A/C Wiring Diagram (2 of 2) for Chevrolet Malibu LS 2004

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Chevrolet Malibu LS 2004:

• 5v ref
• A/c refrigerant pressure sensor (right front strut tower)
• Air temperature actuator (top left side of dash)
• Ambient air temperature sensor sig
• Ambient light sensor (top of dash trim pad)
• Ambient light sensor low ref
• Body control module (bcm) (below right side of dash, near blower motor)
• C4 b6
• C4 e2
• Clu rly ctrl
• Computer data lines system
• Data link connector (dlc) (below left side of dash)
• Ect sens sig
• Engine controls system
• Engine coolant temperature (ect) sensor (left side of rear cyl head)
• Exterior lights system
• Grd
• High spd gm lan
• High spd rly ctrl
• High speed gm lan serial data +
• High speed gm lan serial data -
• Hot at all times
• Hvac ctrl (batt) fuse 10a
• Hvac ctrl (ign) fuse 10a
• Logic
• Low ref
• Low spd rly ctrl
• Low speed gm lan serial data
• Lower air temp sensor (under right side of dash, near console)
• Mode actuator (right kick panel)
• Powertrain control module (pcm) (front of battery)
• Recirculation actuator (top left side of dash)
• Run relay
• Run rly ctrl
• S106 (3 cm from breakout to fuel inj 3)
• Sens sig
• Sun load sensor sig
• Tan
• Upper air temp sensor (above accelerator pedal, on upper duct)

Compressor Wiring Diagram for Chevrolet Malibu LS 2004

List of elements for Compressor Wiring Diagram for Chevrolet Malibu LS 2004:

• (auto a/c)
• (man a/c)
• 2.2l 3.5l
• 5v ref
• A/c clu fuse 1 10a
• A/c clutch relay
• A/c compressor clutch
• A/c refrigerant pressure sensor (right front strut tower)
• A/c req sig
• A/c request ind
• A/c request switch
• Auto a/c
• Body control module (bcm) (below right side of dash, near blower motor)
• Clu rly ctrl
• Computer data lines system
• E1 c2
• E8 c1
• G106 (on trans, near pnp switch)
• High spd gm lan
• High speed gm lan serial data +
• High speed gm lan serial data -
• Hot at all times
• Hot in run or start
• Hvac control module (center of dash)
• Logic
• Low ref
• Low spd gmlan
• Low speed gm lan serial data
• Man a/c
• Mode switch
• Powertrain control module (pcm) (front of battery)
• Sens sig
• Tan
• Temperature control
• Underhood fuse block (left side of engine compt)

Manual A/C Wiring Diagram (1 of 2) for Chevrolet Malibu LS 2004

List of elements for Manual A/C Wiring Diagram (1 of 2) for Chevrolet Malibu LS 2004:

• (center console, front of body control module)
• A/c clu fuse 1 10a
• A/c clutch relay
• A/c compressor clutch
• A/c req sig
• A/c request ind
• A/c request switch
• A10
• A11
• A11 c2
• A12
• A2 c1
• A3 c1
• B1 c1
• B10
• B10 c2
• B11
• B12
• Batt
• Blower motor resistor assembly (on rear of hvac case)
• Blower motor switch
• C/fan 1 fuse 17 30a
• C/fan 2 fuse 18 30a
• C1 e3
• C2 g
• Cool fan 1 relay
• Cool fan 2 relay
• Cool ser/par relay
• Defogger system
• Dr ctrl a
• Dr ctrl b
• E1 c2
• E8 c1
• Exterior lights system
• Fresh air ind
• G106 (on trans, near pnp switch)
• G201
• Grd
• High
• Hot at all times
• Hot in run or start
• Hvac control module (center of dash)
• Ign 3
• Interior lights system
• Left cooling fan
• Lmp sply voltage
• Logic
• Low
• Low ref
• Mode dr ctrl
• Mode dr pos sig
• Mode switch
• Off
• Pk lmp sply
• Rear def ind
• Rear defog sw sig
• Recirculation ind
• Recirculation switch
• Right cooling fan
• Tan
• Temp dr ctrl
• Temperature control switch
• Underhood fuse block (left side of engine compt)

Manual A/C Wiring Diagram (2 of 2) for Chevrolet Malibu LS 2004

List of elements for Manual A/C Wiring Diagram (2 of 2) for Chevrolet Malibu LS 2004:

• 5v ref
• A/c refrigerant pressure sensor (right front strut tower)
• A/c req sig
• After blow
• Air temperature actuator (top left side of dash)
• Body control module (bcm) (below right side of dash, near blower motor)
• C4 b3
• Clu rly ctrl
• Computer data lines system
• D4 c4
• Data link connector (dlc) (below left side of dash)
• Ect sens sig
• Engine coolant temperature (ect) sensor (top rear of eng)
• G203 (center console, front of body control module)
• Grd
• High spd gm lan
• High spd rly ctrl
• High speed gm lan serial data +
• High speed gm lan serial data -
• Hot at all times
• Hvac blower fuse 20a
• Hvac blower high relay
• Hvac ctrl (batt) fuse 10a
• Hvac ctrl (ign) fuse 10a
• Logic
• Low ref
• Low spd rly ctrl
• Mode actuator (right kick panel)
• Powertrain control module (pcm) (front of battery)
• Recirculation actuator (top left side of dash)
• Run relay
• Run rly ctrl
• Sens sig
• Tan