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Air Conditioning — Chevrolet Malibu LTZ 2009 Wiring Diagram

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 2) for Chevrolet Malibu LTZ 2009

List of elements for Automatic A/C Wiring Diagram (1 of 2) for Chevrolet Malibu LTZ 2009:

(2.4l: left rear of engine) (3.6l: right front of engine) g106
(355 mm from main breakout) (2.4l (vin 5)) j153
(middle rear of engine) (2.4l (vin 5)) heater coolant pump
2.4l (vin b)
5 volt ref
87a
A/c clu fuse 1 10a
A/c clutch relay
A/c compressor clutch (front of a/c compressor)
A/c request ind
A/c request switch
A11
Air temp dr pos sig
Ambient air temperature sensor (center front of engine compt)
Auto
B10
Bas pmps fuse 5 20a (2.4l (vin 5))
Battery positive
Blower motor switch
Computer data lines system
Cool fan 1 fuse 17 30a
Cool fan 2 fuse 18 30a
Cool/ fan 1 relay
Cool/ fan 2 relay
Cool/fan ser/par relay
Defog ind
Defog switch
Door position sig
Dr ctrl a
Dr ctrl b
Except 2.4l (vin b)
Fresh air ind
Fresh air switch
G106 (2.4l: left rear of engine) (3.6l: right front of engine)
G201 (under center console)
Gnd
High
Hot at all times
Hot w/ pwr/trn relay energized
Hot w/ run/crank relay energized
Hvac control module (center of dash)
Ign 3 vol
J151 (2.4l (vin 5)) (305 mm from main breakout) b
Left engine cooling fan (behind left side of radiator)
Left engine cooling fan diode (2.4l (vin 5)) (between left cooling fan & crankshaft position sensor)
Logic
Low
Low ref
Lower air temperature sensor (lower center of hvac module)
Lower air temperature switch
Mode dr ctrl
Mode drv pos sig
Mode switch
Off
Pnk
Recir door ctrl
Recirculation ind
Recirculation switch
Req sig
Right engine cooling fan (behind right side of radiator)
Right engine cooling fan diode (2.4l (vin 5)) (between right cooling fan & a/c compressor breakout)
S152 (2.4l (vin 5))
Sens signal
Serial data
Starter generator control module (sgcm) (left front of engine compt)
Tan
Underhood fuse block (left side of engine compt)
Upper air temperature sensor (center of hvac module)
Upper air temperature switch

Automatic A/C Wiring Diagram (2 of 2) for Chevrolet Malibu LTZ 2009

List of elements for Automatic A/C Wiring Diagram (2 of 2) for Chevrolet Malibu LTZ 2009:

(right side of hvac module) blower motor
2.4l (vin b)
2.4l 3.6l
5v ref
A/c refrigerant pressure sensor (right rear of engine compt)
Air temperature actuator (center of hvac module)
Ambient air temp sens sig
Battery positive
Blower motor control module (rear of hvac case)
Body control module (bcm) (under center console)
Clu rly ctrl
Computer data lines system
Data link connector (dlc) (left side of dash)
Drl ambient light sens low ref
Drl ambient light sens sig
Drv sunload sens sig
Ect sens sig
Engine control module (ecm) (2.4l(vin 5): left rear of engine compt) (except 2.4l(vin 5): left front of engine compt)
Engine coolant temperature (ect) sensor (2.4l: lower right rear of engine) (3.6l: left side of engine)
Except 2.4l (vin b)
G203 (under center console)
Gnd
High spd gmlan data +
High spd gmlan data -
High spd rly ctrl
High speed gmlan serial data +
High speed gmlan 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 gmlan serial data
Mode actuator (right side of hvac module)
Recirculation actuator (left side of hvac module)
Req sig
Run relay
Run rly ctrl
Sens sig
Spd ctrl
Sply voltage
Sunload sens sig
Sunload sensor (center of dash)
Tan

Compressor Wiring Diagram for Chevrolet Malibu LTZ 2009

List of elements for Compressor Wiring Diagram for Chevrolet Malibu LTZ 2009:

(automatic a/c: right rear of engine compt) (manual a/c 3.6l: left side of engine compt, mounted on a/c line) a/c refrigerant pressure sensor
(front of a/c compressor) a/c compressor clutch
2.4l (vin b)
5v ref
A/c clu fuse 1 10a
A/c clutch relay
A/c req sig
A/c request ind
A/c request switch
Automatic a/c
Body control module (bcm) (under center console)
Clu rly ctrl
Computer data lines system
Engine control module (ecm) (2.4l(vin 5): left rear of engine compt) (except 2.4l(vin 5):: left front of engine compt)
Except 2.4l (vin b)
G106 (2.4l: left side of engine) (3.6l: right front of engine)
High spd gmlan data +
High spd gmlan data -
High speed gmlan serial data
Hot at all times
Hot w/ pwr/trn relay energized
Hvac control module (center of dash)
Logic
Low ref
Low speed gmlan serial data
Manual a/c
Mode switch
Sens sig
Serial data
Tan
Temperature control switch
Underhood fuse block (left side of engine compt)

Manual A/C Wiring Diagram (1 of 2) for Chevrolet Malibu LTZ 2009

List of elements for Manual A/C Wiring Diagram (1 of 2) for Chevrolet Malibu LTZ 2009:

(305 mm from main breakout) (2.4l (vin 5)) j151
2.4l (vin b)
5 volt ref
87a
A/c clu fuse 1 10a
A/c clutch relay
A/c compressor clutch (front of a/c compressor)
A/c req sig
A/c request ind
A/c request switch
A10
A11
A12
Air temp dr pos sig
Ambient air temperature sensor (center front of engine compt)
B+ volt
B10
B11
B12
Blower motor resistor (right side of dash)
Blower motor switch
Cool fan 1 fuse 17 30a
Cool fan 2 fuse 18 30a
Cool/ fan 1 relay
Cool/ fan 2 relay
Cool/fan ser/par relay
Defog ind
Defog switch
Defogger system
Dr ctrl a
Dr ctrl b
Except 2.4l (vin b)
Fresh air ind
Fresh air switch
G106 (2.4l: left rear of engine) (3.6l: right front of engine)
G201 (under center console)
Ground
Hot at all times
Hot w/ pwr/trn relay energized
Hvac control module (center of dash)
Ign 3 volt
Interior lights system
J153 (2.4l (vin 5)) (355 mm from main breakout)
Left engine cooling fan (behind left side of radiator)
Left engine cooling fan diode (2.4l (vin 5)) (between left cooling fan & crankshaft position sensor)
Logic
Low ref
Mode dr ctrl
Mode dr pos sig
Mode switch
Panel lamp supp vol
Recirculation ind
Recirculation switch
Right engine cooling fan (behind right side of radiator)
Right engine cooling fan diode (2.4l (vin 5)) (between right cooling fan & a/c compressor breakout)
Tan
Temperature control switch
Underhood fuse block (left side of engine compt)

Manual A/C Wiring Diagram (2 of 2) for Chevrolet Malibu LTZ 2009

List of elements for Manual A/C Wiring Diagram (2 of 2) for Chevrolet Malibu LTZ 2009:

2.4l (vin b)
2.4l 3.6l
5v ref
A/c refrigerant pressure sensor (3.6l: left side of engine compt, mounted on a/c line)
A/c req sig
After blow
Air temperature actuator (center of hvac module)
Ambient air temp sens sig
Ambient light sensor (top center of dash)
Blower motor (right side of hvac module)
Body control module (bcm) (under center console)
Clu rly ctrl
Computer data lines system
Data link connector (dlc) (left side of dash)
Drl ambient light sens low ref
Drl ambient light sens sig
Ect sens sig
Engine control module (ecm) (2.4l(vin 5): left rear of engine compt) (except 2.4l (vin 5): left front of engine compt)
Engine coolant temperature (ect) sensor (2.4l: lower right rear of engine) (3.6l: left side of engine)
Except 2.4l (vin b)
G203 (under center console)
Ground
High spd gmlan
High spd rly ctrl
High speed gmlan serial data +
High speed gmlan 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
Low speed gmlan serial data
Mode actuator (right side of hvac module)
Recirculation actuator (left side of hvac module)
Run relay
Run rly ctrl
Sens sig
Tan

AIR CONDITIONING – Chevrolet Malibu LTZ 2009 – SYSTEM WIRING DIAGRAMS