Cadillac SRX I (2003-2009) body control module (bcm) (on lower left side of dash) Wiring diagrams

1 8 9 GND DATA BUS+ DATA BUS- AUTOMATIC TRANSMISSION TRANSMISSION MANUAL SHIFT SHAFT SWITCH ASSEMBLY BACKUP SUP VOLT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM GRN WIRE GRND GRND HOT AT ALL TIMES INSIDE REAR VIEW MIRROR (ISRVM) JOINT CONNECTOR LEFT REAR FUSE BLOCK (NEAR LEFT SIDE OF REAR SEAT, UNDER CARPET) LT GRN WIRE MAJOR MAJOR LEFT BACKUP LAMP RIGHT BACKUP LAMP RED WIRE RED/WHT WIRE RNG SW SIG B RNG SW SIG A SER DATA BUS - SER DATA BUS + SPARE RELAY SUP VOLT BACKUP TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSMISSION CONTROL MODULE (TCM) (AT RIGHT FRONT OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (AT RIGHT FRONT OF ENGINE COMPT) RVC SNSR FUSE WHT WIRE YEL WIRE

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

1 8 9 GND DATA BUS+ DATA BUS- AUTOMATIC TRANSMISSION BACKUP SUP VOLT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY GRND HOT AT ALL TIMES INSIDE REAR VIEW MIRROR (ISRVM) INTERNAL MODE SWITCH JOINT CONNECTOR LEFT REAR FUSE BLOCK (NEAR LEFT SIDE OF REAR SEAT, UNDER CARPET) LT GRN WIRE MAJOR LEFT BACKUP LAMP MAJOR RIGHT BACKUP LAMP RED/WHT WIRE RNG SW SIG A RNG SW SIG B SER DATA- SER DATA+ RVC SNSR FUSE SPARE RELAY SUP VOLT BACKUP TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TRANSMISSION CONTROL MODULE (TCM) UNDERHOOD FUSE BLOCK (AT RIGHT FRONT OF ENGINE COMPARTMENT) WHT 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

1 2 3 4 5 BATTERY+ VOLTAGE ACCESSORY VOLTAGE GROUND 14 15 RT RR DR AJAR SW SIG LT RR DR AJAR SW SIG 3.6L 4.6L 42 55 53 33 HI SPD GMLAN SRL DATA + HI SPD GMLAN SRL DATA - 9 11 5060 1177 LW SPD GMLAN SRL DATA LT DR OPEN SW SIG 9 11 5060 126 LW SPD GMLAN SRL DATA LT DR OPEN SW SIG BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/BLK WIRE DOOR LOCKS SYSTEM DOOR OPEN DRIVER DOOR LATCH ASSEMBLY (REAR OF DRIVER'S DOOR) DRIVER DOOR MODULE (DDM) (INSIDE DRIVER DOOR PANEL) FRONT PASSENGER DOOR LATCH ASSEMBLY (REAR OF FRONT PASSENGER'S DOOR) FRONT PASSENGER DOOR MODULE (FPDM) (INSIDE PASSENGER DOOR TRIM PANEL) HOT AT ALL TIMES IGN IGN SW FUSE IGNITION KEY IGNITION SWITCH INSTRUMENT PANEL CLUSTER (IPC) LOGIC LOW SPEED GMLAN SERIAL DATA LT BLU/BLK WIRE LT GRN WIRE LW SPD GMLAN SRL DATA OFF READER/ EXCITER RED WIRE RED/WHT WIRE RUN WIRE SECURITY INDICATOR SERIAL DATA TAN WIRE TAN/BLK WIRE THEFT DETERRENT CONTROL MODULE (AT RIGHT SIDE OF STEERING COLUMN) TRANSPONDER UNDERHOOD FUSE BLOCK (AT RIGHT FRONT OF ENGINE COMPT) WHT WIRE

4 3 PPL A/C CMPRSR CLUTCH RELAY AC CLTCH FUSE BATTERY POS VOL LOW REFERENCE GROUND BLK WIRE BLK/WHT WIRE BLOWER FUSE BLOWER MOTOR SPEED CTRL BLOWER RELAY BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) BRN WIRE DEFOGGER SYSTEM COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DK PNK WIRE EMISSION 2 FUSE GRN WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ IGN MAIN RELAY ENERGIZED HOT W/ PWR/TRN RELAY ENERGIZE HVAC CONTROL MODULE (CENTER OF DASH, UNDER RADIO) IGNITION 3 VOLTAGE LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MISC IGN FUSE NCA WIRE NEAR BASE OF STEERING COIL) PNK WIRE PPL/WHT WIRE RECIRCULATION ACTUATOR (LEFT OF BLOWER MOTOR ON HVAC) RED/WHT WIRE SUNLOAD/ AMBIENT LIGHT SENSOR (AT TOP CENTER OF DASH) TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (AT RIGHT FRONT OF ENGINE COMPT) DISPLAY FUSE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

AUTOMATIC LEVEL AUTO RELAY CTRL BLK WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM 2500 1206 COMPUTER DATA LINES SYSTEM 2500 1212 DATA COMMUNICATION ENABLE SIGNAL DATA SIGNAL BATTERY VOLTAGE DK GRN WIRE ELC MRRTD FUSE FUSE ELC RELAY ELECTRONIC BRAKE CONTROL MODULE (EBCM) (AT RIGHT FRONT CORNER OF ENGINE COMPT) FRAME TO CONTROL ARM) GMLAN SER DATA - GMLAN SER DATA + SENSOR LOW REF RR DAMPER CTRL GMLAN SER DATA - GMLAN SER DATA + SENSOR LOW REF SENSOR LOW REF GRN WIRE HOT AT ALL TIMES LEFT FRONT SUSPENSION DAMPER (TOP OF LEFT FRONT SHOCK) LEFT FRONT SUSPENSION POSITION SENSOR (IN LEFT FRONT WHEEL WELL AREA, FROM LEFT REAR FUSE BLOCK (NEAR LEFT SIDE OF REAR SEAT, UNDER CARPET) ELC FUSE LEFT REAR SUSPENSION DAMPER (TOP OF LEFT REAR SHOCK) LF POSITION SENS RF POSITION SENS RR POSITION SENS LR DAMPER CTRL LR DAMPER LOW REF RF DAMPER LOW REF LF DAMPER LOW REF LR POSITION SENS LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE ORG/ WIRE ORG/BLK WIRE PPL PPL RR DAMPER LOW REF 1006 1448 1050 RF DAMPER CTRL LF DAMPER CTRL GROUND PPL/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT FRONT SUSPENSION DAMPER (TOP OF RIGHT FRONT SHOCK) RIGHT FRONT SUSPENSION POSITION SENSOR (IN RIGHT FRONT WHEEL WELL AREA, FROM RIGHT REAR FUSE BLOCK (NEAR RIGHT SIDE OF REAR SEAT, UNDER CARPET) RIGHT REAR SUSPENSION DAMPER (TOP OF RIGHT REAR SHOCK) SENSOR LOW REF TAN WIRE TAN/BLK WIRE TAN/WHT WIRE VOLTAGE REFERENCE VOLTAGE REFERENCE VOLTAGE REFERENCE VOLTAGE REFERENCE WHT WIRE WHT/BLK WIRE YEL WIRE

16 15 1415 1414 RH TURN SW SIG LH TURN SW SIG 2 17 1 19 5356 18 RR ST/TN SUP VOLT LH LP OUT DET SIG LR ST/TN SUP VOLT 4.6L 3.6L 5365 5365 3340 (BLUNT CUT) 6 SPEED A/T 5 SPEED A/T 8 10 301 2144 PARK LP SW SIG HAZARD SW SIG ASSEMBLY) (3.6L: LEFT FRONT SIDE OF ENGINE) BLK WIRE BLK/WHT WIRE BLU WIRE BLUNT CUT) BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE FUSE GRY WIRE HAZARD SWITCH HEAD HOT AT ALL TIMES HOT W/ IGN MAIN RELAY ENERGIZED IGN 1 VOLT LEFT FRONT TURN SIGNAL LAMP LEFT LICENSE LAMP RIGHT LICENSE LAMP LEFT REAR FUSE BLOCK (NEAR LEFT SIDE OF REAR SEAT, UNDER CARPET) LEFT TURN SIG IND LH DRL TN SUP VOLT PARK LAMP SUP VOLT STOP LAMP SUP VOLT 24 5 LH POS PRK LAMP RELAY LH TURN RH TURN OFF AUTO LO SPD SERIAL DATA LOGIC INSTRUMENT PANEL CLUSTER (IPC) LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE MARKER LAMP FUSE PARK PNK WIRE PPL PPL RH LP OUT DET SIG PRK LAMP LH POS RED WIRE RED/WHT WIRE RELAY/ FUSE RH DRL TN SUP VOLT BAT POS VOLT RIGHT FRONT TURN SIGNAL LAMP RIGHT TURN SIG IND RVC SNSR SERIAL DATA ST SW SIG STOP LAMP SW SIG TAN WIRE TO LEFT REAR FUSE BLOCK LH PARK FUSE (DIAGRAM 2 OF 2) TRANSMISSION CONTROL MODULE (TCM) (AT RIGHT FRONT OF ENGINE COMPT) TURN SIGNAL/ MLTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (AT RIGHT FRONT OF ENGINE COMPT) AIR BAG FUSE WHT WIRE YEL WIRE

12 8 11 HDLMP ON SIG SUPPLY VOLT SENSOR SIG 1317 5365 5365 1969 (BLUNT CUT) 19 23 25 18 FOG SW SIG HDLMP OFF SIG FLASH TO PASS SIGNAL HIGH BEAM SIG 5364 5364 1970 (BLUNT CUT) AUTO BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK DK DK GRN WIRE DK GRN/WHT WIRE ENGINE COMPT) FOG LAMP FUSE FOG LAMPS IND FOG RLY CTRL FOGLAMP RELAY FRONT FOG LAMP SWITCH FTP GMLAN SERIAL DATA GRN WIRE HI BEAM RELAY HIGH BEAM IND HOT AT ALL TIMES HVAC CONTROL MODULE (CENTER OF DASH, UNDER RADIO) INSTRUMENT PANEL LOGIC CLUSTER (IPC) SER DATA SERIAL DATA B+ LEFT FRONT FOG LAMP LEFT FRONT TURN SIGNAL LAMP LEFT HEADLAMP ASSEMBLY LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LOW BEAM/HID RELAY LOW REF LT GRN WIRE LT GRN/BLK WIRE LT HIGH BEAM FUSE LT LO BEAM FUSE (W/ HID) (W/O HID) NCA WIRE OFF PARK HEAD ORG/ WIRE PNK WIRE PNK/WHT WIRE PPL RIGHT FRONT FOG LAMP RIGHT FRONT TURN SIGNAL LAMP RIGHT HEADLAMP ASSEMBLY RIGHT HIGH BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP RT HI BEAM FUSE RT LO BEAM FUSE SERIAL DATA SUNLOAD/AMBIENT LIGHT SENSOR (AT TOP CENTER OF DASH) SUPPLY VOLT RLY CTRL TAN WIRE TAN/WHT WIRE TURN SIGNAL/MULTIFUNCTION SWITCH) UNDERHOOD FUSE BLOCK (AT RIGHT FRONT OF W/ HID W/O HID WHT WIRE YEL WIRE

BACKUP SUP VOLT BLK WIRE BODY CONTROL MODULE (BCM) (ON LOWER LEFT SIDE OF DASH) BRN WIRE DK GRN WIRE HOT AT ALL TIMES JOINT CONNECTOR LEFT REAR FUSE BLOCK (NEAR LEFT SIDE OF REAR SEAT, UNDER CARPET) LH POS PARK LAMP RELAY LH TURN SIG SUP VOLT LT GRN WIRE RED/WHT WIRE RH TURN SIG SUP VOLT RIGHT REAR FUSE BLOCK (NEAR RIGHT SIDE OF REAR SEAT, UNDER CARPET) SPARE FUSE SPARE RELAY TRAILER CONNECTROR TRLY PARK LAMPS W/O RIGHT REAR FOG LAMP YEL WIRE