Cadillac XLR I (2003-2009) ground Wiring diagrams

ACCESSORY VOLT ACCESSORY VOLTAGE SIGNAL BLK WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) DIODE 1 DIODE 2 DK GRN WIRE GROUND GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES WIPER FUSE 4 I/P FUSE BLOCK (FRONT OF RIGHT FRONT FOOTWELL, BEHIND CARPET) LOGIC RUN/ CRANK RELAY CONTROL LT BLU WIRE LT GRN WIRE OUTSIDE MOISTURE SENSOR WINDSHIELD WIPER SWITCH LOW SIGNAL PARK SWITCH PNK WIRE PPL RPA/H/C SEAT/WIPR RELAYS FUSE 14 RUN/ ACCESSORY POWER FUSE 35 RUN/ CRANK RELAY 7 SPLICE PACK TO W/S WASH RELAY 36 (DIAGRAM 2 OF 2) UNDER- HOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT) WINDSHIELD HIGH WIPER MOTOR (UPPER REAR OF ENGINE COMPARTMENT) WINDSHIELD WASHER SWITCH SIGNAL WINDSHIELD WIPER MOTOR PARK SWITCH SIGNAL WINDSHIELD WIPER SWITCH HIGH SIGNAL WINDSHIELD WIPER SWITCH SIGNAL 2 WIPER WIPER DWELL FUSE 38 WIPER HI/LO RELAY 41 WIPER ON/OFF RELAY 45 WIPER RUN/ACC RELAY 42 YEL WIRE YEL YEL WIRE

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

BATTERY (B+) GROUND BATTERY B+ MEMORY 1 SW SIG MEMORY 2 SW SIG CLASS 2 SERIAL DATA BLK WIRE BODY CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) BRN WIRE BRN/WHT WIRE DK GRN WIRE DOWN SW SIG DR CONTROLS CIRCUIT BREAKER 34 DRIVER DOOR MODULE (DDM) (IN DRIVER'S DOOR) DRIVER DOOR SWITCH ASSEMBLY DRIVER MEMORY SEAT MODULE (UNDER DRIVER'S SEAT) DRIVER OUTSIDE REARVIEW MIRROR (OUTSIDE OF DRIVER'S DOOR) EXIT SWITCH FRONT PASSENGER DOOR MODULE (FPDM) (IN FRONT DOOR) GROUND GRY WIRE GRY/BLK WIRE HORIZONTAL MOTOR HORIZONTAL POSITION SENSOR VERTICAL MOTOR HORIZONTAL POSITION SENSOR VERTICAL POSITION SENSOR HOT AT ALL TIMES I/P FUSE BLOCK (FRONT OF RIGHT FRONT FOOTWELL, BEHIND CARPET) L MIRR SIG LEFT SW SIG LO LT LOGIC LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MEMORY 2 SWITCH MEMORY SEAT SWITCH MEMORY 1 SWITCH NCA WIRE ORG/WHT WIRE PASSENGER OUTSIDE REARVIEW MIRROR (OUTSIDE OF PASSENGER'S DOOR) PPL PWR SEAT CIRCUIT BREAKER 33 R MIRR SIG RED WIRE RED/WHT WIRE RIGHT SW SIG SERIAL DATA SPLICE TAN WIRE TILT/TELE SW/ MEM SEAT MOD FUSE 26 UP SW SIG VERTICAL MOTOR VERTICAL POSIT SENSOR LOW REFERENCE HORIZ POSIT SENSOR GROUND VERTICAL POSITION SENSOR HORIZONTAL MOTOR WHT WIRE YEL WIRE

ACCA/DRIV DR SW FUSE 21 BATTERY POSITIVE VOLT BLK WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM DDM CLASS 2 SER DATA DOWN DR CNTRLS CIRCUIT BREAKER 34 DRIVER DOOR MODULE (DDM) (IN DRIVER'S DOOR) DRIVER DOOR SWITCH ASSEMBLY (DDSA) DRIVER WINDOW MOTOR (IN CENTER OF DRIVER'S DOOR) DRIVER WINDOW SWITCH DRIVER WNDO DOWN SIGNAL DRIVER WNDO EXPRESS SIG DRIVER WNDO UP SIGNAL EXPRESS UP/DOWN FRONT PASSENGER DOOR MODULE (FPDM) (IN FRONT DOOR) FRONT PASSENGER WINDOW MOTOR (CENTER OF PASSENGER'S DOOR) FRONT PASSENGER WINDOW SWITCH GROUND GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (FRONT OF RIGHT FRONT FOOTWELL, BEHIND CARPET) LOGIC PASS WNDO DOWN SIGNAL PASS WNDO EXPRESS SIG PASS WNDO UP SIGNAL PASSENGER WINDOW SWITCH PDM CLASS 2 SER DATA POWER WINDOW MOTOR FR PASSENGER DOWN SIG POWER WINDOW MOTOR FRONT PASSENGER UP SIG POWER WINDOW MOTOR LEFT FRONT UP CONTROL POWER WINDOW MOTOR LT FRONT DOWN CONTROL POWER WINDOW MOTOR RIGHT FRONT UP CONTROL POWER WINDOW MOTOR RT FRONT DOWN CONTROL PPL PPL POWER WINDOW SWITCH RIGHT FRONT EXPRESS SIG RED WIRE RED/WHT WIRE SERIAL DATA SPLICE PACK TAN WIRE WHT WIRE

1 2 ANTENNA ENABLE SIG FM COMPOSITE SIG ANTENNA GROUND PLANE AUXILIARY PWR RLY CTRL BARE BCM CLASS 2 SER DATA BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) BRN WIRE CLASS 2 DATA CLASS 2 SER DATA COAX COAX 2 3 4 COAX GPS ANTENNA SIG COAX RT RADIO ANT MOD SIG COMPARTMENT, UNDER BATTERY) COMPUTER DATA LINES SYSTEM DECKLID LINER ASSEMBLY DK BLU WIRE DK DK DK GRN WIRE DK GRN/WHT WIRE FM COMPOSITE SIGNAL GRN WIRE GROUND GROUND BATTERY VSS ANTENNA ENABLE SIG HEAD UP DISPLAY (HUD) (TOP LEFT SIDE OF DASH) HUD MESSAGE CENTER IGN INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL (IN STEERING WHEEL) INSTRUMENT CLUSTER SYSTEM LEFT ANTENNA LEFT RADIO ANTENNA MODULE LH LOW LEV AUDIO (+) LH LOW LEV AUDIO (-) DRAIN LOGIC MESG REQ LOGIC STRNG WHL CTRL 2 SIG LT GRN WIRE LT RADIO ANTENNA MOD SIG LT RADIO MODULE SIG MUTE NCA WIRE ORG/ WIRE PNK 1 2 3 4 5 VOICE REC AUDIO SIG VOICE REC AUD LOW REF WIRE PNK 13 14 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL PPL 11 12 PPL PPL RADIO RADIO ANTENNA INDUCTOR RED/WHT WIRE RIGHT ANTENNA RIGHT RADIO ANTENNA MODULE RT ANTENNA AM SIG RT RADIO ANTENNA MOD SIG SEEK UP STEERING WHEEL CONTROL SWITCH ASSEMBLY TAN WIRE VOICE RECOG- NIZE SRCE WHT WIRE YEL WIRE

3 4 5 6 PNK WIRE 8 9 BARE ANT SIG AUDIO COMMON BARE BATTERY BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) BRN/WHT WIRE CD CHANGER CLASS 2 SER DATA COAX COAX 2 3 4 COMPUTER DATA LINES SYSTEM DIGITAL RADIO RECEIVER DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN DRIVER DIGITAL RADIO ANTENNA GLOBAL POSITIONING SATELLITE (GPS) ANTENNA GROUND HOT AT ALL TIMES LH LOW LEV AUDIO (-) LH LOW LEV AUDIO SIG (+) LT AUDIO SIG (+) LT BLU WIRE LT GRN WIRE NCA WIRE PASSENGER DIGITAL RADIO ANTENNA PNK 13 14 WIRE PNK/BLK WIRE PPL PPL 11 12 RADIO, S-BAND/VICS FUSE 27 RED WIRE RED/WHT WIRE RH LOW LEV AUDIO (-) RH LOW LEV AUDIO SIG (+) RT AUDIO SIG STEERING WHEEL CTRL SIG STEERING WHEEL CTRL SUPPLY TAN WIRE TAN/WHT WIRE WHT WIRE

3 4 5 6 PNK WIRE 5 6 7 8 9 10 CLASS 2 DATA 8 9 BARE AMP FUSE 31 AUDIO AMPLIFIER (BEHIND LEFT REAR SEAT BACK) BARE BATTERY BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CENTER SPEAKER COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DRAIN DRIVER SEAT LEFT SPEAKER DRIVER SEAT RIGHT SPEAKER GROUND GRY WIRE HOT AT ALL TIMES LEFT FRONT DOOR SUBWOOFER SPEAKER LEFT FRONT MIDRANGE SPEAKER LT BLU WIRE LT DK LT GRN WIRE NCA WIRE NOISE COMPENSATION MICROPHONE ORG/BLK WIRE PASSENGER SEAT LEFT SPEAKER PASSENGER SEAT RIGHT SPEAKER PNK WIRE PNK/BLK WIRE PPL RED WIRE RED/BLK WIRE REMOTE PLAYBACK AUDIO REMOTE PLAYBACK SIG RIGHT FRONT DOOR SUBWOOFER SPEAKER RIGHT FRONT MIDRANGE SPEAKER TAN WIRE UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT) VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) (AT FRONT OF RIGHT WHEELWELL) VOICE REC AUD LOW REF VOICE REC AUDIO SIG YEL WIRE

AUTOMATIC TRANSMISSION PARK/ NEUTRAL SIGNAL BATT 3 FUSE 26 BATTERY BCM CLASS 2 SERIAL DATA BCM IGNITION MODE DATA SIGNAL BLK WIRE BLK/WHT WIRE BRAKE PEDAL POSITION SENSOR BRAKE POSITION SENSOR SIGNAL BRN WIRE CHARGING CIRCUIT COMPUTER DATA LINES SYSTEM CRANK RELAY 43 ECM FUSE 16 ECM HIGH SPEED GMLAN SERIAL DATA BUS - ENGINE CONTROL MODULE (ECM) (LOWER RIGHT REAR OF ENGINE COMPT) GROUND GRY WIRE HIGH SPEED GMLAN SERIAL DATA BUS + IGNITION MODE SWITCH INSTRUMENT PANEL CLUSTER (IPC) IPC CLASS 2 SERIAL DATA LOGIC LOW REF LT GRN WIRE LT GRN/WHT WIRE MESSAGE CENTER MESSAGE REQUEST NCA WIRE OFF ORG/BLK WIRE PARK/NEUTRAL SIGNAL PNK WIRE PPL PRESS BRAKE TO START RED WIRE RUN/CRANK RELAY 7 RUN/CRANK RELAY CTRL SPLICE PACK STARTER STARTER ENABLE RELAY CONTROL STARTER FUSE 30 TAN WIRE TAN/BLK WIRE TEHC MODULE ASSEMBLY UNDERHOOD FUSE BLOCK (RIGHT REAR OF ENGINE COMPT) YEL WIRE YEL/BLK WIRE

4.0 CM FROM SEAT ADJUSTER MOTOR ASSEMBLY BREAKOUT) BATTERY (B+) BLK WIRE BODY CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER MEMORY SEAT MODULE (UNDER DRIVER'S SEAT) EXIT SWITCH GROUND GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (FRONT OF RIGHT FRONT FOOTWELL, BEHIND CARPET) MEMORY 1 SWITCH MEMORY SEAT SWITCH MEMORY 2 SWITCH MEMORY SEATS CIRCUIT NCA WIRE ORG/ WIRE OUT PNK WIRE PPL PWR SEAT CIRCUIT BREAKER 33 RED WIRE RED/WHT WIRE TAN WIRE TELESCOPE FORWARD CTRL TELESCOPE REVERSE CTRL TILT UP CTRL TILT DOWN CTRL TELESCOPE IN TELESCOPE OUT TELESCOPING DRIVE MOTOR (LEFT SIDE OF STEERING COLUMN) TILT ACTUATOR TILT UP TILT/ TELESCOPE SWITCH TILT DOWN TILT/TELE SW/ MEM SEAT MOD FUSE 22 WHT WIRE YEL WIRE