AIR CONDITIONING – Cadillac SRX 2004 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram, Front A/C (1 of 3) for Cadillac SRX 2004

List of elements for Automatic A/C Wiring Diagram, Front A/C (1 of 3) for Cadillac SRX 2004:

• (hvac harn, 40 cm from c321) s217
• 5 volt reference
• After boil pump relay ctrl
• Air inlet motor
• Amb air temp sensor sig
• Ambient light sensor signal
• Battery
• Blower fuse 40a
• Blower mini relay
• Blower motor speed ctrl
• Blower relay ctrl
• Ccp fuse 10a
• Cmp clu relay
• Comp cltch fuse 10a
• Computer data lines system
• Coolant level switch signal
• Door a
• Door b
• Dr air temp door ctrl b
• Driver air temp door ctrl a
• Driver air temp posit signal
• E10
• E11
• E12
• E13
• E14
• E15
• E16
• Evap low temp sens signal
• Evaporator temperature sensor (top right side of evaporator core)
• F10
• F11
• F12
• F13
• F14
• F15
• F16
• G201 (behind right kick panel)
• Ground
• Hot at all times
• Hot in run
• Hot in run or start
• Hvac control module (behind center of dash, below radio)
• Ign 3 fuse 10a
• Ignition 3 voltage
• Inside air temp sensor sig
• Inside air temperature sensor (left center of dash)
• Left rear fuse block (below left rear seat)
• Left sunload sensor signal
• Low reference
• Mode door ctrl a
• Mode door ctrl b
• Mode door position signal
• Nca
• Pass air temp door ctrl a
• Pass air temp door ctrl b
• Pass air temp posit signal
• R51
• R52
• R53
• R54
• R55
• R56
• R57
• R58
• Recirc door ctrl a
• Recirc door ctrl b
• Recirculation actuator (on hvac, near blower motor)
• Right sunload sensor signal
• Serial data
• Splice pack sp200 (under right side of dash, behind glove box)
• Sunload sensor (top center of dash)
• Tan
• Underhood fuse block (at right front of engine compartment)
• Volt

Automatic A/C Wiring Diagram, Front A/C (2 of 3) for Cadillac SRX 2004

List of elements for Automatic A/C Wiring Diagram, Front A/C (2 of 3) for Cadillac SRX 2004:

• (behind right kick panel) g201
• (hvac harness, 45 cm from c321)
• (i/p harn, 14 cm from sp200) s353
• A/c
• A/c compressor clutch
• After boil coolant pump
• After boil fuse 10a
• After boil relay
• Blower motor (right side of hvac module)
• Blower motor control processor (bottom of blower motor)
• Blower mtr speed ctrl
• Cold
• Def
• Driver air temperature actuator (left center of hvac module, below mode actuator)
• Dry air temp signal
• G100 (front of left cyl head)
• G114 (3.6l) g100 (4.6l) (front of left cyl head)
• Hot
• Hot at all times
• Mode actuator (left side of evaporator, on hvac)
• Mode valve signal
• Nca
• Pass air temp signal
• Passenger air temperature actuator (right center of dash, right side of hvac case)
• Pnk
• R11
• R12
• R13
• R15
• Right rear fuse block (below right rear seat)
• S218
• S324 (hvac harn, 50 cm from c322)
• Tan

Automatic A/C Wiring Diagram, Front A/C (3 of 3) for Cadillac SRX 2004

List of elements for Automatic A/C Wiring Diagram, Front A/C (3 of 3) for Cadillac SRX 2004:

• (4.6l) serial data
• (eng harn, 35 cm from underhood fuse block)
• (fuel inj harn, near in-line connection to eng harn)
• (left rear of eng compt) g101
• (right front of eng compt) g104
• 2700 (or 596)
• 4.6l 3.6l
• 470 (or 452)
• 5v reference
• A/c clutch relay ctrl
• A/c refrig press sensor
• A/c refrigerant pressure sensor
• Ambient air temperature sensor (front center of eng compt)
• Computer data lines system
• Coolant level switch (left rear of eng compt, on coolant tank)
• Ect sensor signal
• Engine control module (ecm) (top front of engine)
• Engine controls system (3.6l)
• Engine coolant temperature sensor (3.6l: left side of eng) (4.6l: rear of right cyl head)
• Hi fuse 30a
• Hi speed fan relay
• High speed fan relay ctrl
• Hot at all times
• Left cooling fan (behind left side of front bumper)
• Lo speed fan relay
• Low
• Low fan fuse 30a
• Low ref
• Low reference
• Low speed fan relay ctrl
• Main relay
• Main relay ctrl
• R14
• R15
• R16
• R18
• R19
• R20
• R21
• R22
• R39
• R40
• R41
• R42
• R47
• R48
• R49
• R50
• Right cooling fan (behind right side of front bumper)
• S/p fan relay
• S108 (3.6l)
• S109 (3.6l)
• S120 (3.6l)
• Serial data
• Signal
• Tan
• Underhood fuse block (at right front of engine compartment)

Automatic A/C Wiring Diagram, Rear A/C for Cadillac SRX 2004

List of elements for Automatic A/C Wiring Diagram, Rear A/C for Cadillac SRX 2004:

• (32 cm from right rear suspension damper)
• (38 cm from c314)
• (46 cm from right inflatable restraint roof rail module)
• (54 cm from sdm)
• (on auxiliary blower motor) auxiliary blower motor resistor assembly
• (right rear shock tower, on "d" pillar)
• Auxiliary blower motor (left rear corner of cargo compt)
• Auxiliary blower motor switch
• G401
• G402 (rear of left rear shock tower on "d" pillar)
• High
• Hot at all times
• Hot in run
• Interior lights system
• Low
• Med
• Med high
• Off
• Primary quarter a/c fuse 30a
• Primary quarter a/c relay
• Rear
• Rear auxiliary blower motor switch
• Rear auxiliary mode door control
• Right rear fuse block (below right rear seat)
• S307
• S308
• S311
• S406
• S408
• Tan

Compressor Wiring Diagram for Cadillac SRX 2004

List of elements for Compressor Wiring Diagram for Cadillac SRX 2004:

• (4.6l) serial data
• (eng harn, 35 cm from underhood fuse block) (3.6l) s109
• (front of left cylinder head) g114 (3.6l) g110 (4.6l)
• (fuel inj harn, near in-line connection to eng harn)
• 2700 (or 596)
• 4.6l 3.6l
• 470 (or 452)
• 5v reference
• A/c clutch relay ctrl
• A/c compressor clutch
• A/c refrig press sens sig
• A/c refrigerant pressure sensor
• Cmp clu relay
• Comp clutch fuse 10a
• Computer data lines system
• E10
• Engine control module (ecm) (top front of eng)
• Engine controls system (3.6l)
• Hot at all times
• Hot in run or start
• Hvac control module (behind center of dash, below radio)
• Low reference
• Nca
• R55
• R56
• R57
• R58
• S108 (3.6l)
• Serial data
• Tan
• Underhood fuse block (at right front of engine compartment)