Cadillac SRX I (2003-2009) low reference Wiring diagrams

2 3 4 PNK IGNITION LOW SPD SERIAL DATA LOW SPD SERIAL DATA WIRE 2500 2501 COMPUTER DATA LINES SYSTEM 1164 1161 1271 1274 1162 1272 42 55 HI SPD GMLAN SERIAL DATA + HI SPD GMLAN SERIAL DATA - 5-VOLT REFERENCE ABS FUSE ACCELERATOR PEDAL POSITION (APP) SENSOR (ABOVE ACCELERATOR PEDAL) AIR BAG FUSE B+ SERIAL DATA (ECM) BATTERY BCM 2 FUSE BLK WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL) BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH CRUISE CTRL SW SIG CRUISE INDICATOR DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (AT RIGHT FRONT CORNER OF ENGINE COMPT) ENGINE CONTROL MODULE (ECM) (LEFT FRONT SIDE OF ENGINE) GRY WIRE HI SPD GMLAN SERIAL DATA BUS + HOT AT ALL TIMES HOT IN RUN OR START IGN MAIN RELAY INSTRUMENT PANEL CLUSTER (IPC) LOGIC LOW REFERENCE LT BLU WIRE LT GRN WIRE NCA WIRE PNK 12 VOLT REF WIRE PNK IGN 1 VOLT WIRE PNK WIRE PPL R/A PNK ON OFF WIRE RADIO RED/WHT WIRE STOP LAMP SW SIG TAN WIRE TAN/BLK WIRE THROTTLE ACTUATOR CONTROL (TAC) MODULE (AT TOP FRONT OF ENGINE) THROTTLE ACTUATOR CONTROL (TAC) MOTOR THROTTLE POSITION (TP) SENSOR TURN SIGNAL/ MULTIFUNCTION SWITCH UNDERHOOD FUSE BLOCK (AT RIGHT FRONT OF ENGINE COMPT) VEHICLE SPEED SIG VEHICLE SPEED SIGNAL WHT/BLK WIRE YEL WIRE

17 3 PNK 12 VOLT REF WIRE 2 3 4 PNK WIRE 5-VOLT REFERENCE 53 33 HI SPD GMLAN SERIAL DATA + HI SPD GMLAN SERIAL DATA - ABS FUSE ACCELERATOR PEDAL POSITION (APP) SENSOR (ABOVE ACCELERATOR PEDAL) AIR BAG FUSE BATTERY BCM 2 FUSE BLK WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL) BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH CRUISE CTRL SW SIG CRUISE INDICATOR DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (AT RIGHT FRONT CORNER OF ENGINE COMPT) GRY WIRE HI SPD GMLAN SERIAL DATA BUS + HOT AT ALL TIMES HOT IN RUN OR START IGN MAIN RELAY IGNITION LOW SPD SERIAL DATA LOW SPD SERIAL DATA INSTRUMENT PANEL CLUSTER (IPC) LOGIC LOW REFERENCE LT BLU WIRE LT GRN WIRE NCA WIRE ON OFF PNK IGN 1 VOLT WIRE PNK WIRE PPL R/A RADIO RED/WHT WIRE SERIAL DATA (ECM) B+ STOP LAMP SW SIG TAN WIRE TAN/BLK WIRE THROTTLE ACTUATOR CONTROL (TAC) MODULE (AT FRONT OF ENGINE) THROTTLE ACTUATOR CONTROL (TAC) MOTOR THROTTLE POSITION (TP) SENSOR TURN SIGNAL/ MULTIFUNCTION SWITCH UNDERHOOD FUSE BLOCK (AT RIGHT FRONT OF ENGINE COMPT) VEHICLE SPEED SIG VEHICLE SPEED SIGNAL WHT/BLK WIRE YEL WIRE

3.6L 4.6L 4.6L 3.6L A/C CMPRSR CLUTCH RELAY CTRL A/C REFRIG PRESS SENSOR AMBIENT AIR TEMPERATURE SENSOR (AT FRONT CENTER OF ENGINE COMPT) BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONDENSER DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECT SENSOR SIGNAL FAN 1 FUSE FAN 1 RELAY FAN 2 RELAY FAN-2 FUSE GRY WIRE HIGH SPEED FAN RELAY CTRL HOT AT ALL TIMES LOW REF LOW REFERENCE LOW SPEED FAN RELAY CTRL LT BLU WIRE LT GRN/BLK WIRE MAIN RELAY CTRL ORG/ WIRE ORG/BLK WIRE PWR/TRN RELAY RIGHT COOLING FAN (EXCEPT 4.6L: BEHIND S/P FAN RELAY SERIAL DATA BUS- TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (AT RIGHT FRONT OF ENGINE COMPT) W/ AUTO RECIRCULATING AIR, FILTER W/O AUTO RECIRCULATING AIR, FILTER WHT WIRE YEL WIRE

55 33 42 53 3.6L 4.6L BATT GROUND DISTRIBUTION SYSTEM BATTERY BATTERY CURRENT SENSOR (RIGHT REAR OF ENGINE COMPT, NEAR NEGATIVE BATTERY CABLE) BATTERY CURRENT SENSOR 5-VOLT REFERENCE BATTERY CURRENT SENSOR SIGNAL PNK WIRE BATTERY CURRENT SENSOR 5-VOLT REFERENCE PNK WIRE BATTERY CURRENT SENSOR SIGNAL BATTERY INDICATOR BLK WIRE BODY CONTROL MODULE (ON LOWER LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE GEN F-TERM GEN L-TERM GENERATOR GENERATOR INLINE FUSE GRY WIRE HIGH SPEED GMLAN SERIAL DATA (+) LOGIC INSTRUMENT PANEL CLUSTER (IPC) LOW REFERENCE LOW SPEED GMLAN SERIAL DATA ORG/ WIRE POWER DISTRIBUTION SYSTEM RED WIRE SERIAL DATA IGN STARTER TAN WIRE WHT WIRE

4.6L 3.6L A/C CMPRSR CLUTCH RELAY A/C CMPRSR CLUTCH RELAY CTRL A/C COMPRESSOR CLUTCH (AT LEFT FRONT OF ENGINE, ON A/C COMPRESSOR) A/C REFRIG PRESS SENS SIG AC CLTCH FUSE BLK WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/WHT WIRE EMISSION 2 FUSE GRY WIRE HOT AT ALL TIMES HOT W/ PWR/TRN RELAY ENERGIZE HVAC CONTROL MODULE (CENTER OF DASH) LOW REFERENCE LOW SPEED GMLAN SERIAL DATA LOW SPEED GMLAN SERIAL DATA NCA WIRE ORG/BLK WIRE SERIAL DATA BUS- TAN WIRE TAN/BLK WIRE UNDER RADIO) UNDERHOOD FUSE BLOCK (AT RIGHT FRONT OF ENGINE COMPT)

3.6L 4.6L 4.6L 3.6L BLK WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE ECT SENSOR SIGNAL FAN 1 FUSE FAN 1 RELAY FAN 2 RELAY FAN-2 FUSE GRY WIRE HIGH SPEED FAN RELAY CTRL HOT AT ALL TIMES LOW REFERENCE LOW SPEED FAN RELAY CTRL LT BLU WIRE MAIN RELAY CTRL PWR/TRN RELAY S/P FAN RELAY SERIAL DATA BUS- TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (AT RIGHT FRONT OF ENGINE COMPT) WHT WIRE YEL WIRE

5-VOLT REFERENCE AUTOMATIC TRANSMISSION SHIFT LEVER BATTERY BCM 2 FUSE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL) COMPUTER DATA LINES DK BLU WIRE GRY WIRE HI SPD GMLAN SERIAL DATA BUS + HOT AT ALL TIMES IGNITION LOCK CYL SOLENOID CTRL IGNITION LOCK CYLINDER CONTROL SWITCH IGNITION LOCK CYLINDER SOLENOID (AT RIGHT SIDE OF STEERING COLUMN) LOW REFERENCE LT GRN WIRE PPL/WHT WIRE RED/WHT WIRE STOP LAMP SW SIG SYSTEM TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (AT RIGHT FRONT OF ENGINE COMPT)

4.6L 3.6L 5-VOLT REFERENCE A/T SHIFT LOCK CONTROL SOLENOID AUTOMATIC TRANSMISSION SHIFT LOCK ACTUATOR BATTERY BCM 2 FUSE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL) BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (ON LOWER LEFT SIDE OF DASH) GRY WIRE HI SPD GMLAN SERIAL DATA HI SPD GMLAN SERIAL DATA BUS + HOT AT ALL TIMES LOW REFERENCE LT GRN WIRE RED/WHT WIRE SHIFT LOCK SOLENOID CTRL STOP LAMP SW SIG TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (AT RIGHT FRONT OF ENGINE COMPT)