AIR CONDITIONING – Chevrolet Impala LTZ 2007 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Compressor Wiring Diagram for Chevrolet Impala LTZ 2007

List of elements for Compressor Wiring Diagram for Chevrolet Impala LTZ 2007:

• (or 2751)
• 5 volt ref 1
• A/c clutch fuse 10a
• A/c cmprsr relay
• A/c comp strl
• A/c compressor clutch (part of a/c compressor, on lower left front of engine)
• A/c press sig
• A/c refrigerant pressure sensor (under air cleaner)
• A/c request ind
• A/c request switch
• Air bag/ display fuse 10a
• Battery
• Computer data lines system
• Data bus +
• Data bus -
• Emission 2 fuse 15a
• Engine control module (ecm) (inside air cleaner assembly)
• Except 5.3l 5.3l
• G113 (on front of automatic transaxle, left of g111)
• G202 (on right side of steering column below c201)
• Gnd
• Hot at all times
• Hot in run or start
• Hvac class 2
• Hvac control module (center of dash)
• Logic
• Low ref
• Pnk
• Splice pack sp206 (on i/p harness, near steering column)
• Tan
• Underhood fuse block (mounted to right strut tower)

Manual A/C Wiring Diagram (1 of 2) for Chevrolet Impala LTZ 2007

List of elements for Manual A/C Wiring Diagram (1 of 2) for Chevrolet Impala LTZ 2007:

• (part of a/c compressor, on lower left front of engine) a/c compressor clutch
• A/c cmprsr fuse 10a
• A/c cmprsr relay
• A/c request ind
• A/c request switch
• Air temp a
• Air temp b
• Air temperature actuator (w/ auxiliary temperature control) (behind center of i/p on hvac case)
• Battery
• Blower motor sw
• Computer data lines system
• Defog rly ctrl
• Defogger
• Defogger system
• Emission 2 fuse 15a
• Fan 1 fuse 30a
• Fan 1 relay
• Fan 2 fuse 30a
• Fan 2 relay
• Fan 3 relay
• G100 (behind right headlamp, on frame)
• G113 (on front of automatic transaxle, left of g111)
• G201 (front of dash, above g202)
• G202 (on right side of steering column below c201)
• Gnd
• High
• Hot at all times
• Hot in run or start
• Hvac control module (center of dash)
• Ign 1 vol
• Illum
• Ind
• Interior lights system
• Left air temperature actuator (w/ auxiliary temperature control) (right of accelerator pedal)
• Left cooling fan diode
• Left temperature control switch (w/ auxiliary temperature control)
• Logic
• Low
• Low ref
• Mode actuator (on hvac assembly)
• Mode dr ctrl a
• Mode dr ctrl b
• Mode switch
• Off
• On ind
• Pnk
• Rear defogger switch
• Recirculation
• Recirculation a
• Recirculation actuator (on right side of hvac case)
• Recirculation b
• Recirculation switch
• Right air temperature actuator (w/ auxiliary temperature control) (behind center of dash, on hvac case)
• Right cooling fan diode
• Right temperature control switch (w/ auxiliary temperature control)
• Serial data
• Speed ctrl
• Tan
• Temp sens sig
• Underhood fuse block (mounted to right strut tower)

Manual A/C Wiring Diagram (2 of 2) for Chevrolet Impala LTZ 2007

List of elements for Manual A/C Wiring Diagram (2 of 2) for Chevrolet Impala LTZ 2007:

• (or 2751)
• 5.3l
• 5v reference 1
• A/c comp clutch
• A/c press signal
• A/c refrigerant pressure sensor (under air cleaner)
• Air bag/ display fuse 10a
• Ambient air temperature sensor (in front of radiator)
• Batt 4 fuse 30a
• Battery
• Blower motor (above foot area of passenger floor)
• Blower motor control processor (lower right side of hvac assembly, near blower motor)
• Computer data lines system
• D pnk
• Data bus +
• Data bus -
• Display fuse 10a
• Ect sens sig
• Engine control module (ecm) (inside air cleaner assembly)
• Engine coolant temperature (ect) sensor (5.3l: left front of engine at cylinder 1) (except 5.3l: left side of front cylinder head)
• Except 5.3l
• G100 (behind right headlamp, on frame)
• G200 (front of dash, left of g204)
• Gmlan serial data
• Gnd
• Hot at all times
• Hot coolant ind
• Hot in run or start
• Ign
• Instrument panel cluster (ipc)
• Left cooling fan (front of engine compt, mounted to left side of radiator)
• Logic
• Low ref
• Pnk
• Red
• Relay ctrl
• Right cooling fan (mounted to right side of radiator)
• Serial data
• Speed ctrl
• Splice pack sp206 (on i/p harness, near steering column)
• Tan
• Underhood fuse block (mounted to right strut tower)