AIR CONDITIONING – Cadillac SRX 2011 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Automatic A/C Wiring Diagram (1 of 4) for Cadillac SRX 2011

List of elements for Automatic A/C Wiring Diagram (1 of 4) for Cadillac SRX 2011:

• (center of dash) ambient light/sunload sensor
• (steering column harness, near the inline connector x202) j204
• (w/ front & rear electronic a/c)
• 5v ref
• A/c compressor ctrl
• Air quality sens sig
• Air quality sensor (w/ automatic air recirculation sensor indicator)
• Air recirculation switch
• Anti- theft system
• Auto switch
• Auxiliary blower motor (center console)
• Auxiliary blower motor control module (center console)
• Auxiliary blwr mtr spd ctrl
• Blower motor (right side of hvac)
• Blower motor control module (lower left side of blower motor)
• Blwr mtr spd ctrl
• Computer data lines system
• Defogger system
• Driver sunload sens sig
• Duct lower auxiliary air temperature sensor
• Duct upper auxiliary air temperature sensor
• G131 (right side engine compt)
• G200 (right kick panel)
• Ground
• Headlights system
• Hot w/ run relay energized
• Humidity sens sig
• Hvac control module (center of dash, under radio)
• Ign 1v
• Ign 1volt
• Inside air temp sens sig
• J124
• J219
• J343
• Left temperature down switch
• Left temperature up switch
• Lo ref
• Logic
• Low ctrl
• Low ref
• Low spd gmlan serial data
• Lower air temp sens sig
• Mode down switch
• Mode up switch
• Network 9
• Pnk
• Radio/hvac control
• Rear defog relay ctrl
• Right temperature down switch
• Right temperature up switch
• Sens air qual fuse 10a
• Signal
• Speed ctrl
• Sply volt
• Tan
• Temp sig
• Twilight sentinel delay sig
• Underhood fuse block (left front engine compt)
• Upper air temp sens sig
• W/ front & rear electronic a/c
• W/ front & rear electronic controls a/c
• W/o front & rear electronic a/c
• Windshield temperature & inside moisture sensor
• X204
• X205

Automatic A/C Wiring Diagram (2 of 4) for Cadillac SRX 2011

List of elements for Automatic A/C Wiring Diagram (2 of 4) for Cadillac SRX 2011:

• (2.8l) auxiliary coolant pump relay
• (or 2761)
• 2.8l
• 3.0l
• 5v ref 1
• A/c compressor clutch (2.8l: a/c compressor)
• Afterboil pump fuse 10a
• Auxiliary coolant pump (left side engine)
• Battery fuse block
• Computer data lines system
• Cooling fan control module (2.8l)
• Data bus +
• Data bus -
• Driver information center display
• Ect sens sig
• Engine control module (left front engine compt)
• Fan rly ctrl
• Frt blwr fuse 40a
• Frt vent seat fuse 15a
• Fuse 4 80a
• Fuse 5 250a
• G110 (left cylinder head)
• G201 (left kick panel)
• Ground
• Hot at all times
• Hot w/ run relay energized
• Hvac fuse 15a
• Instrument cluster
• Instrument panel fuse block (center console)
• Ipc fuse 40a
• J133
• J217
• J358 (w/ passenger fan seat)
• Lo ref
• Logic
• Low ref
• Nca
• Pnk
• Positive volt
• Power- train relay
• Rear fuse block (left rear quarter panel)
• Red
• Rly ctrl
• Sens sig pressure
• Sw sig dic
• Tan
• Underhood fuse block (left front engine compt)
• Volt positive
• X194
• X205

Automatic A/C Wiring Diagram (3 of 4) for Cadillac SRX 2011

List of elements for Automatic A/C Wiring Diagram (3 of 4) for Cadillac SRX 2011:

• (engine harness, near branch for underhood fuse block) j130
• 2.8l
• 3.0l
• A/c refrigerant pressure sensor (left front frame rail)
• Air recirculation switch
• Auto switch
• Computer data lines system
• Cooling fan 1 fuse 60a
• Cooling fan 2 fuse 60a
• Cooling fan diode
• Cooling fan high speed relay (3.0l)
• Cooling fan low speed relay (3.0l)
• Cooling fan low speed resistor (fan shroud)
• Cooling fan medium speed 1 relay (3.0l)
• Cooling fan medium speed resistor (fan shroud)
• Cooling fan motor
• Cooling fan speed control 2 relay (3.0l)
• Cooling fan speed control relay (3.0l)
• Engine controls system
• Engine coolant temperature sensor (2.8l: left cylinder head) (3.0l: rear left cylinder head)
• G110 (left engine block)
• Gmlan serial data
• Hot at all times
• J100 (forward lamp harness, near the horn connector)
• J133
• Left cooling fan diode
• Logic
• Mode down switch
• Mode up switch
• Powertrain train relay
• Rear audio control module
• Right air temperature actuator (right center of hvac case)
• Right cooling fan diode
• Right mode door actuator
• Tan
• Temperature down switch
• Temperature up switch
• Underhood fuse block (left front engine compt)
• X105

Automatic A/C Wiring Diagram (4 of 4) for Cadillac SRX 2011

List of elements for Automatic A/C Wiring Diagram (4 of 4) for Cadillac SRX 2011:

• (left center of hvac module, below mode actuator) left air temperature actuator
• A/c evaporator temperature sensor (inside hvac module, at the evaporator core)
• Air recirculation door motor
• Auxiliary air temperature door actuator
• Auxiliary mode door actuator
• Duct left lower air temperature sensor
• Duct left upper air temperature sensor
• Duct right lower air temperature sensor
• Duct right upper air temperature sensor
• Evap core temp sens sig
• Hvac control module (center of dash, under radio)
• J202
• J203
• J221
• Left mode door actuator
• Logic
• Low ref
• Lower l air temp sens sig
• Lower r air temp sens sig
• Stepper mtr ctrl (1)
• Stepper mtr ctrl (2)
• Stepper mtr ctrl (3)
• Stepper mtr ctrl (4)
• Stepper mtr pass ctrl (1)
• Stepper mtr pass ctrl (2)
• Stepper mtr pass ctrl (3)
• Stepper mtr pass ctrl (4)
• Stepper mtr rear ctrl (1)
• Stepper mtr rear ctrl (2)
• Stepper mtr rear ctrl (3)
• Stepper mtr rear ctrl (4)
• Tan
• Upper l air temp sens sig
• Upper r air temp sens sig

Compressor Wiring Diagram for Cadillac SRX 2011

List of elements for Compressor Wiring Diagram for Cadillac SRX 2011:

• (2.8l: a/c compressor) a/c compressor clutch
• (left front engine compt) underhood fuse block
• 2.8l
• 3.0l
• 5v ref
• A/c comp ctrl
• A/c comp sply volt
• A/c refrigerant pressure sensor (left front frame rail)
• Computer data lines system
• Data bus +
• Data bus -
• Dic sw sig
• Driver information center display
• Ecm batt fuse 10a
• Engine control module (left front engine compt)
• G110 (2.8l: left cylinder head) (3.0l: left engine block)
• G200 (right kick panel)
• G201 (left kick panel)
• Gnd
• Ground
• Hot at all times
• Hvac control module (center of dash, under radio)
• Hvac fuse 15a
• Instrument cluster
• Instrument panel fuse block (center console)
• Ipc fuse 40a
• J134
• J217
• J219
• Logic
• Low ref
• Pnk
• Positive volt
• Press sens sig
• Ser data
• Tan
• Underhood fuse block (left front engine compt)
• X105
• X205