Cadillac XLR I (2003-2009) power distribution system Wiring diagrams

5 1 PNK WIRE 5 VOLT REF 53 33 SERIAL DATA BUS + SERIAL DATA BUS - 6 10 11 SWITCH SIGNAL DATA BUS - DATA BUS + ISS SIGNAL BATT + VOL OSS SIGNAL ACC/ TCM FUSE ADAPTIVE CRUISE CONTROL MODULE (ACM) (CENTER OF VEHICLE) ALERT DISTANCE CRUISE SPEED LIMITED FOLLOW DISTANCE SET SPEED SET XX MPH AUTOMATIC TRANSMISSION BCM HIGH SPEED GMLAN SERIAL DATA BUS + BLK TAN/ WIRE BLK WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) BRAKE PEDAL POSITION SWITCH SIGNAL BRN WIRE CAN-BUS CAN-BUS COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH CRUISE CTRL SET/COAST, RESUME/ ACCEL SW SIGNAL DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LOWER RIGHT REAR OF ENGINE COMPT) FORWARD LOOKING SENSOR (FLS) GRN WIRE GROUND GRY WIRE HOT AT ALL TIMES HOT W/ RUN/CRANK RELAY ENERGIZED IN ENGINE COMPT, ON UPPER RIGHT FRAME RAIL, INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (IN STEERING WHEEL) INPUT/OUTPUT SPEED SENSORS (ISS/OSS) ASSEMBLY LOGIC BCM HIGH SPEED GMLAN SERIAL DATA BUS - LOGIC HUD CLASS 2 SERIAL DATA LOGIC HUD CLASS 2 SERIAL DATA VEHICLE SPEED SIGNAL LOW REF LT GRN/BLK WIRE MESSAGE CENTER INSTRUMENT PANEL CLUSTER (IPC) MESSAGE REQUEST MESSAGE REQUEST B+ NCA WIRE OFF RESUME/ ACCEL + OSS SIGNAL BATT + VOL ISS SIGNAL PNK 1 5 2 4 3 IGN 1 BATT GND CAN BUS + CAN BUS - WIRE PNK IGN 1 VOLT BATT POSITIVE VOLT WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL RADIO 39 7 VEHICLE SPEED SIG STOP LAMP SW SIG RED WIRE RED/WHT WIRE RUN/ CRANK RELAY RUN/ CRANK RLY CTRL SERIAL DATA BUS (+) SERIAL DATA BUS (-) SET/COAST SPLICE PACK STEERING WHEEL CONTROL SWITCH ASSEMBLY TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TEHC MODULE ASSEMBLY THROTTLE ACTUATOR CONTROL (TAC) MOTOR THROTTLE BODY ASSEMBLY (TOP OF ENGINE, AT INTAKE MANIFOLD) THROTTLE POSITION (TP) SENSOR TIGHT CURVE HUD MESSAGE CENTER HEADS UP DISPLAY (HUD) (TOP LEFT SIDE OF DASH) TURN SIGNAL/ MULTIFUNCTION SWITCH TUTD SW/ STRG COL SW FUSE ACCA/DRIV DR SW FUSE UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT) VEHICLE SPEED SIGNAL WHT WIRE YEL WIRE

6.5 CM FROM BREAK OUT TO ACCELERATOR PEDAL POSITION SENSOR) ABS FUSE 27 ABS/MRRTD/AFS FUSE 1 ACCELEROMETER LATERAL BAT BAT IGN 1 VOLTAGE BLK WIRE BLK/WHT WIRE BRAKE FLUID LEVEL SWITCH (IN BRAKE FLUID RESERVOIR) BRAKE FLUID PRESSURE SENSOR (ON BRAKE PRESSURE MODULATOR VALVE) BRAKE IND BRK FLUID LVL SENS SIGNAL BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (LEFT FRONT OF ENGINE COMPT) ELECTRONIC POWER STEERING SYSTEM GMLAN GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IGN INSTRUMENT PANEL CLUSTER (IPC) IPC IPC CLASS 2 SERIAL DATA LEFT FRONT WHEEL SPEED SENSOR (AT LEFT FRONT HUB ASSEMBLY) LEFT REAR WHEEL SPEED SENSOR (AT LEFT REAR HUB ASSEMBLY) LOGIC LOW REF LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE MESSAGE CENTER MESSAGE REQUEST ORG/ WIRE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL RED WIRE RED/BLK WIRE RIGHT FRONT WHEEL SPEED SENSOR (AT RIGHT FRONT HUB ASSEMBLY) RIGHT REAR WHEEL SPEED SENSOR (AT RIGHT REAR HUB ASSEMBLY) SENS SIG SENSOR STEERING ANGLE SENSOR STRNG WHEEL POS SIG A STRNG WHEEL POS SIG B TAN WIRE TAN/BLK WIRE TO BRAKE PRESSURE MODULATOR VALVE (DIAGRAM 2 OF 2) TRACTION CONTROL IND ABS IND UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT) WHT WIRE YAW RATE YAW, LATERAL ACCELEROMETER SENSOR (BEHIND CENTER OF DASH) YEL WIRE

AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION SHIFT LEVER BACKUP LAMP RLY CTRL BLK WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) CLASS 2 SER DATA COMPUTER DATA LINES SYSTEM GRN WIRE GROUND GRY WIRE HI SPD SER DATA + HI-SPEED GMLAN SER DATA BUS- HOT AT ALL TIMES HOT W/ RUN/ CRANK RELAY 7 ENERGIZED INTERNAL MODE SWITCH (IMS) ASSEMBLY LEFT BACKUP LAMP LOGIC LT GRN WIRE NAVIGATION SYSTEM ORG/BLK WIRE PARK NEUTRAL SIGNAL PARK/NEUTRAL SIGNAL PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL RED WIRE REVERSE LAMP RELAY 6 REVERSE LAMPS FUSE 9 RIGHT BACKUP LAMP STOP/ B/U/LPS FUSE 5 TAN WIRE TAN/BLK WIRE TAP DWN - TAP UP + TAP UP/ DOWN SWITCH TAP UP/ DWN SW TEHC MODULE ASSEMBLY TRANSMISSION RANGE SIGNAL A TRANSMISSION RANGE SIGNAL B TUTD SW/ STRG COL SW FUSE 28 UNDERHOOD FUSE BLOCK WHT WIRE

ACCESSORY VOLTAGE BATTERY BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DOOR LOCKS SYSTEM DOOR LOCKS, INTERIOR LIGHTS SYSTEMS DR LOCKS FUSE 15 ENGINE CONTROLS, TRANSMISSIONS, WIPER/WASHER SYSTEMS GRY WIRE GRY/BLK WIRE HEADLAMP HI BEAM RLY CTRL HEADLIGHTS SYSTEM HOT AT ALL TIMES IGNITION MODE GND INTERIOR LIGHTS FUSE 17 LF DOOR AJAR SW SIG LF DOOR OPEN SW SIG LF TURN SIG LAMP SPLY VOL LOGIC LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE ORG/BLK WIRE PARK BRAKE RLY COIL 1 CTRL PNK WIRE POWER DISTRIBUTION SYSTEM PPL REAR COMPT LID AJAR SW SIG FOG LAMP RLY CTRL FRONT FOG LAMP RLY CTRL RF DOOR AJAR SW SIG RIGHT PARK LAMP OUT DETECT SIG SHIFT INTERLOCK SYSTEM (PARK BRAKE RELEASE CIRCUIT) TAN WIRE TAN/WHT WIRE TAP UP/DOWN ENABLE SIG TRANSMISSIONS SYSTEM TRUNK KEY SW SIG TRUNK RELEASE SW SUPPLY VOLTAGE TRUNK, TAILGATE, FUEL DOORS SYSTEM TRUNK. TAILGATE, FUEL DOORS, DOOR LOCKS SYSTEMS HEADLIGHTS SYSTEM WHT WIRE YEL WIRE

BACKUP LAMP SPLY VOL BATT 3 FUSE 26 BATT 5 FUSE 7 BATTERY BATTERY BATTERY BATTERY BATTERY BATTERY BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) COURTESY LAMPS SUPPLY VOLTAGE FT PSNGR DR LATCH CTRL DK GRN WIRE DOOR LOCKS SYSTEM DRVR DR LATCH CTRL ELECTRONIC MUFFLERS SYSTEM EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM NAVIGATION SYSTEM (PARKING ASSIST CIRCUIT) HOT AT ALL TIMES IGN 1 VOLTAGE IGN MODE SW SPLY VOL INTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM LOGIC LR STOP/TURN LAMP SUPPLY VOLTAGE COURTESY LAMP LOW CTRL LT GRN WIRE OF ENGINE COMPARTMENT) ORG/ WIRE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION, NAVIGATION SYSTEMS POWER DISTRIBUTION, WIPER/WASHER SYSTEMS POWER DISTRIBUTION, SEATS SYSTEMS POWER DISTRIBUTION, SHIFT INTERLOCK SYSTEMS (PARK BRAKE RELEASE CIRCUIT) POWER DISTRIBUTION, TRANSMISSIONS SYSTEMS RED/BLK WIRE RED/WHT WIRE RR STOP/TURN LAMP SUPPLY VOLTAGE SOUND SYSTEMS POWER DISTRIBUTION SYSTEM COMPUTER DATA LINES SYSTEM STOP/B/U LPS FUSE 5 TAN WIRE UNDER- HOOD FUSE BLOCK (RIGHT REAR YEL WIRE

AIR CONDITIONING SYSTEM BACKUP LAMP SPLY VOL BATTERY BLK WIRE BLK/LT GRN WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) COURTESY LAMP LOW CTRL COURTESY LAMPS SUPPLY VOLTAGE GROUND IGN 1 VOLTAGE IGNITION 1 VOLTAGE INSTRUMENT CLUSTER SYSTEM INSTRUMENT CLUSTER SYSTEM LOGIC LT BLU WIRE ORG/ WIRE PNK PNK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION, AIR CONDITIONING, MIRRORS SYSTEMS POWER DISTRIBUTION, CRUISE CONTROL SYSTEMS POWER DISTRIBUTION, DOOR LOCKS SYSTEMS POWER DISTRIBUTION, ELECTRONIC POWER STEERING, POWER TOPS, SEATS SYSTEMS POWER DISTRIBUTION, ENGINE CONTROLS SYSTEMS POWER DISTRIBUTION, NAVIGATION SYSTEMS POWER DISTRIBUTION, SUPPLEMENTAL RESTRAINTS SYSTEMS RED/WHT WIRE SOUND SYSTEMS SPLICE PACK STOP LAMP SUPPLY VOLTAGE STOP LAMP SW SIG WHT WIRE

ACC GAP ADJ SW SIG ACC IND CTRL ANTI-LOCK BRAKES SYSTEM TRANSMISSIONS SYSTEM BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) BRAKE POSITION SEN SIG BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRS CTRL SET/CST/RES/ACCL SW SIG CRUISE CONTROL SYSTEM DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE FLASH TO PASS SW SIG GRY WIRE HAZARD SWITCH SIG HEADLIGHTS SYSTEM HIGH SPEED GMALN SER BUS - HIGH SPEED GMALN SER BUS - HORN RLY CTRL HEADLAMPS SW ON SIG FRONT FOG LAMP SW SIG EXTERIOR LAMPS OFF INPUT HORNS SYSTEM LOGIC LOW REF LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE OFF IND CTRL ORG/ WIRE PARK BRAKE RLY COIL 2 CTRL PNK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM PPL SHIFT INTERLOCK SYSTEM (PARK BRAKE RELEASE CIRCUIT) TAN WIRE TAN/BLK WIRE WHT WIRE YEL WIRE

ABS/ MRRTD/ AFS FUSE 1 BLK WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) CLUSTER/ HUD FUSE 26 COMPUTER DATA LINES SYSTEM DK BLU/WHT WIRE DK GRN WIRE ELECTRONIC SUSPENSION CONTROL (ESC) MODULE (LEFT REAR OF LUGGAGE COMPT) GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IPC CLASS 2 LEFT FRONT SUSPENSION DAMPER RIGHT REAR SUSPENSION DAMPER LEFT FRONT SUSPENSION POSITION SENSOR (TOP OF RIGHT FRONT SUSPENSION) LEFT REAR SUSPENSION POSITION SENSOR (AT TOP OF LEFT REAR SUSPENSION) LOGIC INSTRUMENT PANEL CLUSTER (IPC) LOW REFERENCE LOW REFERENCE LOW REFERENCE LOW REFERENCE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MESSAGE CENTER MESSAGE REQUEST MRRTD FUSE 13 NCA WIRE ORG/BLK WIRE PNK WIRE POWER DISTRIBUTION SYSTEM PPL/WHT WIRE RED WIRE RED/WHT WIRE RIGHT FRONT SUSPENSION DAMPER RIGHT REAR SUSPENSION POSITION (AT TOP OF RIGHT REAR SUSPENSION) SERIAL DATA BUS (+) SERIAL DATA BUS (-) SERVICE RIDE CONTROL TAN WIRE TAN/BLK WIRE TAN/WHT WIRE UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT)

1047 1359 19 4 SERIAL DATA LCD BACKLIGHT 19 23 SERIAL DATA LCD BACKLIGHT AUTOMATIC TRANS- MISSION SHIFT LEVER BATTERY BLK WIRE BLU WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) LOGIC BRN WIRE BRN/WHT WIRE CLSTR/ HUD FUSE 26 COMPUTER DATA LINES SYSTEM DIM CTRL PANEL LMPS DIM DOWN SWITCH DIMMER SWITCH DIM UP SWITCH DIMMER/HEAD UP DISPLAY (HUD) SWITCH DRIVER DOOR LOCK SWITCH DRIVER DOOR MODULE (DDM) (IN DRIVER'S DOOR) DRIVER DOOR SWITCH ASSEMBLY (DDSA) DRIVER INFORMATION CENTER (DIC) SWITCH DRIVER INTERIOR DOOR HANDLE SWITCH (ON DRIVER'S INNER DOOR PANEL) FOLDING TOP CONTROL SWITCH FRONT PASSENGER DOOR LOCK SWITCH FRONT PASSENGER DOOR MODULE (FPDM) (IN FRONT DOOR) FRONT PASSENGER WINDOW SWITCH FUEL DOOR RELEASE SWITCH GRN WIRE GROUND GROUND DIMMER UP DIMMER DOWN DIMMER SELECT SPLY VOLT GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BLK WIRE HARNESS, AT BASE OF LEFT A PILLAR BEHIND TRIM PANEL, GROUNDED HAZARD SWITCH HEAD HOT AT ALL TIMES HVAC CONTROL MODULE (AT CENTER OF DASH) I/P FUSE BLOCK (FRONT OF RIGHT FRONT FOOTWELL, BEHIND CARPET) IGNITION MODE SWITCH REAR COMP- ARTMENT LID RELEASE SWITCH (INTERIOR) ILLUM ILLUM (3 BULBS) INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (IN STEERING WHEEL) INSTRUMENT PANEL CLUSTER (IPC) INTERIOR LIGHTS FUSE 17 LOGIC MEMORY SEAT SWITCH ORG/ WIRE PANEL, GROUNDED TO PARK AUTO OFF PARK LAMP PARK LAMP RELAY 37 PARK LAMP SW SIGNAL PARK LAMPS FUSE 8 PASSENGER DOOR HANDLE SWITCH (INTERIOR) (ON DRIVER'S INNER DOOR PANEL) POWER DISTRIBUTION SYSTEM RADIO RED WIRE RED/WHT WIRE SEATS, MEMORY SYSTEMS SENSOR BREAKOUT) SERIAL DATA SERIAL DATA BATTERY PARK LAMPS PANEL LAMPS GROUND PANEL LAMPS SERIAL DATA ILLUM SUPPLY SPLICE PACK SPLY VOLT GROUND STEERING WHEEL CONTROL SWITCH ASSEMBLY STR WHL DIMMING FUSE 39 SUPPLY VOLT TAN WIRE TILT/ TELE SW/ MEM SEAT MOD FUSE 22 TRACTION CONTROL SWITCH TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT) WHT WIRE YEL WIRE

ASSIST CHIME SIG BACKUP LAMP SPLY VOLTAGE REAR PARKING DIAGNOSTIC SIG BLK WIRE BODY CONTROL MODULE (BCM) BREAKOUT) CENTER AMBER IND CTRL LEFT AMBER IND CTRL DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LOWER RIGHT REAR OF ENGINE COMPT) GROUND IGN 1 VOLTAGE PNK WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM LEFT AMBER IND CENTER AMBER IND IND LEFT REAR CORNER OBJECT SENSOR (LEFT CORNER OF REAR BUMPER) LEFT REAR MIDDLE OBJECT SENSOR (LEFT MIDDLE OF REAR BUMPER) LOGIC LR CORNER OBJECT SENS SIG LR MIDDLE OBJECT SENS SIG LT GRN WIRE OBJECT SENS LOW REF OBJECT SENS SPLY VOLTAGE ORG/ WIRE PNK PNK WIRE POWER DISTRIBUTION SYSTEM PPL PPL RR CORNER OBJECT SENS SIG REAR OBJECT SENSOR CONTROL MODULE (BEHIND REAR COMPARTMENT STOWAGE TRIM PANEL) REAR PARKING REAR PARKING ASSIST (RPA) DIAGNOSTIC CONNECTOR REAR PARKING ASSIST (RPA) DISPLAY REAR PARKING ASSIST CHIME SIG TELLTALE ASSEMBLY SPLY VOLTAGE RED IND CRTL WIRE RED WIRE REVERSE LAMP REVERSE LAMP RELAY 6 REVERSE LAMPS FUSE 9 RIGHT REAR CORNER OBJECT SENSOR (RIGHT CORNER OF REAR BUMPER) RIGHT REAR MIDDLE OBJECT SENSOR (RIGHT MIDDLE OF REAR BUMPER) RLY CTRL RPA/ H/C SEAT/WIPR RELAYS FUSE 14 RR MIDDLE OBJECT SENS SIG RUN/ CRANK RELAY 7 RUN/CRANK SPICE PACK UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT) VEHICLE SPEED SIG WHT WIRE YEL WIRE