Cadillac XLR I (2003-2009) (in instrument panel harness, at base of left "a" pillar behind trim Wiring diagrams

11 12 PPL 5879 5878 PNK WIRE ACCA/ DRIV DR SW FUSE 21 IGNITION SW/INTR SENS FUSE 23 BATT+ VOLT BLK WIRE BLU WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) LOGIC BRN WIRE CLASS 2 (BCM) CLASS 2 DATA DK BLU WIRE DOOR LTCH CTRL DR AJAR SW SIG DR OPEN SW SIG DRIVER DOOR LOCK INDICATOR DRIVER DOOR LOCK SWITCH UN- LOCK LOCK DRIVER DOOR MODULE (DDM) (IN DRIVER'S DOOR) DRIVER DOOR SWITCH ASSEMBLY (DDSA) DRIVER EXTERIOR DOOR HANDLE SWITCH (IN DRIVER'S DOOR HANDLE ASSEMBLY) DRIVER INTERIOR DOOR HANDLE SWITCH (ON DRIVER'S INNER DOOR PANEL) FRONT PASSENGER DOOR LOCK SWITCH UN- LOCK LOCK FRONT PASSENGER DOOR MODULE (FPDM) (IN FRONT DOOR) GRY WIRE GRY/BLK WIRE HORN REL CNTRL HORNS SYSTEM HOT AT ALL TIMES IGN 1 VOLT INSTRUMENT PANEL CLUSTER (IPC) IPC CLASS 2 SERIAL DATA LCD LAMP UNLOCK SIG LOCK SIG GROUND BATTERY SERIAL DATA LOGIC LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PASSENGER DOOR LOCK INDICATOR PASSENGER EXTERIOR DOOR HANDLE SWITCH (IN DRIVER'S DOOR HANDLE ASSEMBLY) PASSENGER INTERIOR DOOR HANDLE SWITCH PK LAMP REL PNK WIRE PPL PPL/WHT WIRE REAR COMPARTMENT LID PULLDOWN ACTUATOR (AT UPPER CENTER OF LUGGAGE COMPARTMENT) RED/WHT WIRE SECURITY IND TAN WIRE TAN/WHT WIRE TRK AJAR SW SIG TRUNK, TAILGATE, FUEL DOORS SYSTEM WHT WIRE

BLK WIRE FLUID LEVEL SIGNAL FROM DIODE 2/ GRY WIRE HDLP WASH FUSE 18 HDLP WASH RELAY 46 HEADLAMP WASHER FLUID PUMP (IN BOTTOM OF WASHER FLUID RESERVOIR) HI MIST HOT AT ALL TIMES LO HI LOGIC LOGIC INSTRUMENT PANEL CLUSTER (IPC) LT BLU WIRE LT GRN WIRE MESSAGE CENTER LOW WASHER FLUID MIST OFF ORG/ WIRE PNK WIRE PPL PULSE OFF LO RESERVOIR) SPLICE PACK TAN/WHT WIRE UNDER- HOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPARTMENT) W/S WASH RELAY 36 W/S WASH/ INTERCOOL FUSE 17 WASH WHT WIRE WINDSHIELD WASHER FLUID LEVEL SWITCH WINDSHIELD WASHER FLUID PUMP (IN BOTTOM OF WASHER FLUID RESERVOIR) WINDSHIELD WASHER SWITCH SIGNAL WINDSHIELD WIPER SWITCH SIGNAL 2 WINDSHIELD WIPER/WASHER SWITCH

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

11 12 PPL 5879 5878 PNK WIRE ACCA/ DRIV DR SW FUSE 21 IGNITION SW/INTR SENS FUSE 23 BATT+ VOLT BLK WIRE BLU WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) LOGIC BRN WIRE CLASS 2 (BCM) CLASS 2 DATA DK BLU WIRE DOOR LTCH CTRL DR AJAR SW SIG DR OPEN SW SIG DRIVER DOOR LOCK INDICATOR DRIVER DOOR LOCK SWITCH UN- LOCK LOCK DRIVER DOOR MODULE (DDM) (IN DRIVER'S DOOR) DRIVER DOOR SWITCH ASSEMBLY (DDSA) DRIVER EXTERIOR DOOR HANDLE SWITCH (IN DRIVER'S DOOR HANDLE ASSEMBLY) DRIVER INTERIOR DOOR HANDLE SWITCH (ON DRIVER'S INNER DOOR PANEL) FRONT PASSENGER DOOR LOCK SWITCH UN- LOCK LOCK FRONT PASSENGER DOOR MODULE (FPDM) (IN FRONT DOOR) GRY WIRE GRY/BLK WIRE HORN REL CNTRL HORNS SYSTEM HOT AT ALL TIMES IGN 1 VOLT INSTRUMENT PANEL CLUSTER (IPC) IPC CLASS 2 SERIAL DATA LCD LAMP UNLOCK SIG LOCK SIG GROUND BATTERY SERIAL DATA LOGIC LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PASSENGER DOOR LOCK INDICATOR PASSENGER EXTERIOR DOOR HANDLE SWITCH (IN DRIVER'S DOOR HANDLE ASSEMBLY) PASSENGER INTERIOR DOOR HANDLE SWITCH PK LAMP REL PNK WIRE PPL PPL/WHT WIRE REAR COMPARTMENT LID PULLDOWN ACTUATOR (AT UPPER CENTER OF LUGGAGE COMPARTMENT) RED/WHT WIRE SECURITY IND TAN WIRE TAN/WHT WIRE TRK AJAR SW SIG TRUNK, TAILGATE, FUEL DOORS SYSTEM WHT WIRE