Buick LeSabre VIII (2000-2005) dk grn Wiring diagrams

17 1807 885 882 PPL 1764 716 STEERING WHEEL POS YAW RATE SENS ABS FUSE ABS IND SIG ABS INDICATOR BASE MODEL BLK WIRE BLK/WHT WIRE BRAKE PRESSURE MODULATOR VALVE BREAKOUT) BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DRIVER INFORMATION CENTER (DIC) ELECTRONIC BRAKE CONTROL MODULE (EBCM) (ON LEFT FRONT OF ENGINE COMPARTMENT) GRY WIRE GRY/BLK WIRE HEATER-A/C CONTROL HOT AT ALL TIMES HOT IN INSTRUMENT PANEL CLUSTER INSTRUMENT PANEL MODULE (IPM) LATERAL ACCELEROMETER SENSOR (UNDER LEFT REAR SEAT) LEFT FRONT WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) (IN AIR CLEANER HOUSING) PPL PPL PPL PUMP MOTOR REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RED WIRE RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR RUN WIRE SERIAL DATA CLASS 2 SERIAL DATA CLASS 2 SERIAL DATA CLASS 2 TRAC CTRL SW SPLICE PACK STEERING WHEEL POSITION SENSOR (SWPS) (ON BASE OF STEERING COLUMN) STOP LAMP SWITCH (ON BRAKE PEDAL BRACKET) STOP LP FUSE TAN WIRE TAN/BLK WIRE TORQUE DELIVERED STEERING WHEEL POS TRAC CTRL SW TRACTION CONTROL SWITCH TRACTION CONTROL SYSTEM ACTIVE TRACTION OFF INDICATOR UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENGINE COMPT) ABS FUSE UPLEVEL MODEL VARIABLE EFFORT STEERING ACTUATOR (ON LEFT SIDE OF POWER STEERING GEAR) WHT WIRE YAW RATE SENSOR (UNDER REAR SHELF, BEHIND LID HINGE) YEL WIRE

AIR TEMPERATURE SENSOR (INSIDE) (ON DASH, RIGHT OF STEERING COLUMN) AIR TEMPERATURE SENSOR (LOWER LEFT) (BEHIND LEFT DASH AIR DISCHARGE VENT) AIR TEMPERATURE SENSOR (LOWER RIGHT) (BEHIND RIGHT DASH AIR DISCHARGE VENT) AIR TEMPERATURE SENSOR (OUTSIDE) (ON HOOD LATCH SUPPORT) AIR TEMPERATURE SENSOR (UPPER LEFT) (BEHIND LEFT DASH AIR DISCHARGE VENT) AIR TEMPERATURE SENSOR (UPPER RIGHT) (BEHIND RIGHT DASH AIR DISCHARGE VENT) BACKLIGHT LAMPS CTRL BLK WIRE BLK/WHT WIRE BLWR SP CTRL GROUND BREAKOUT) BRN WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE GRD GRD IGN 3 VOLT GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON HVAC (BATT) FUSE 37 HVAC BLO FUSE 2 HVAC CONTROL MODULE HVAC FUSE 33 IGN 3 FUSE 34 INSTRUMENT PANEL INTEGRATION MODULE (IPM) (BEHIND LEFT SIDE OF DASH) LT BLU WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE MODE ACTUATOR (ON LEFT SIDE OF HVAC MODULE) ORG/ WIRE OUT PASS MDL FUSE 25 PPL PPL CLOCK SIG MOD SIG PPL PPL REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RECIRCULATION ACTUATOR (UNDER RIGHT SIDE OF DASH, RIGHT OF BLOWER MOTOR) SOLID STATE SPLICE PACK SUNLOAD SENSOR ASSEMBLY (ON TOP CENTER OF DASH) TAN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

26 39 27 35 34 ECT SENS SIG CLUTCH RLY CTRL SENSOR SIGNAL SENSOR GRD A/C CLU RELAY 32 A/C COMPRESSOR CLUTCH DIODE A/C COMPRESSOR CLUTCH A/C REFRIGERANT PRESSURE SENSOR (BEHIND A/C COMPRESSOR, ON A/C LINE) BLK WIRE BLK/WHT WIRE BLOWER CONTROL PROCESSOR (AT RIGHT FRONT SIDE OF BLOWER MOTOR) BLOWER MOTOR (UNDER RIGHT SIDE OF DASH, ABOVE SOUND INSULATOR) BLWR SP INPUT BATTERY GRD BLWR MTR GRD SPEED CNTL BLWR VOLT BRN WIRE CNTL SIG COMPUTER DATA LINES SYSTEM COOL FAN 1 FUSE 47 COOL FAN 2 FUSE 46 COOLFAN 1 (LOW SPEED) RELAY 40 COOLFAN 2 (HIGH SPEED) RELAY 37 COOLFAN S/P RELAY 39 DASH INTEGRATION MODULE (DIM) (BEHIND RIGHT SIDE OF DASH, UNDER SOUND INSULATOR) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (ON REAR OF ENGINE, NEAR THERMOSTAT HOUSING) GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LEFT COOLING FAN LT BLU WIRE ORG/ WIRE PASSENGER TEMPERATURE CONTROL ASSEMBLY PDM LOW SIDE INPUT PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (IN AIR CLEANER HOUSING) PPL PPL PPL RED/BLK WIRE RIGHT COOLING FAN RIGHT SIDE STEERING WHEEL CONTROLS SOUND SYSTEMS SPLICE PACK STEERING COLUMN FUSE HOLDER SUPPLY SW GRD SWITCH FUSE TAN WIRE UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENGINE COMPT) A/C CLU FUSE 26 WHT WIRE YEL WIRE

39 27 35 34 CLUTCH RLY CTRL SENSOR SIGNAL LOW REF A/C CLU FUSE 26 A/C CLU RELAY 32 A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE (NEAR A/C COMPRESSOR) A/C REFRIGERANT PRESSURE SENSOR (BEHIND A/C COMPRESSOR, ON A/C LINE) BLK WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROLS SYSTEM GRY WIRE HOT AT ALL TIMES HOT IN ON POWERTRAIN CONTROL MODULE (PCM) (IN AIR CLEANER HOUSING) PPL PPL 1807 1807 58 59 CLASS 2 SERIAL CLASS 2 SERIAL RED/BLK WIRE SPLICE PACK UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENGINE COMPARTMENT)

103 301 1538 HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM WIPER/WASHER SYSTEM 1375 1485 1080 SOUND SYSTEMS HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM 1807 1807 COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM 1969 1483 HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM BACKLIGHT LAMPS CONTROL BATTERY BATTERY POSITIVE VOLTAGE IGNITION 3 VOLTAGE BATTERY POSITIVE VOLTAGE IP LAMP FUSE SUP VOLTAGE BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE DASH INTEGRATION MODULE (DIM) (BEHIND RIGHT SIDE OF DASH, UNDER SOUND INSULATOR) DIM FUSE DK BLU WIRE DK GRN WIRE FLASH TO PASS IN GROUND HEADLAMP HI BEAM RLY CTRL CONTROL POWER HEADLAMP ON SIG PARKLAMP SW ON SIG HEADLAMPS/WIPERS SIG HEADLIGHTS SYSTEM HORN RLY CTRL HORNS SYSTEM HOT AT ALL TIMES IGN SW FUSE IGNITION SWITCH LOCK UNLOCK LT BLU WIRE LT GRN/BLK WIRE OFF/RUN/CRANK VOLTAGE ACCESSORY VOLTAGE IGNITION POSITIVE VOLTAGE DRL RLY CTRL ORG/ WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL PPL CLASS 2 SERIAL DATA CLASS 2 SERIAL DATA PPL REMOTE RADIO CTRL HEAD FLASH TO PASS SW SUP VOLT PARK LAMP RLY CTRL REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RUN WIRE SOUND SYSTEMS SPLICE PACK STEERING WHEEL CTRL SIG UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENG COMPT) WHT WIRE YEL WIRE

1 2 4 8 LF DOOR KEY SW SIG LF DOOR OPEN IN GROUND GROUND 11 15 B+ PWR DOOR SERIAL DATA 2 4 DOOR OPEN INPUT GROUND B+ PWR DOOR SERIAL DATA GROUND DOOR OPEN INPUT BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM DASH INTEGRATION MODULE (BEHIND RIGHT SIDE OF DASH, UNDER SOUND INSULATOR) DK BLU WIRE DK GRN WIRE DOOR OPEN DRIVER DOOR LOCK ACTUATOR DRIVER DOOR MODULE DRV MDL FUSE 7 FRONT PASSENGER DOOR LOCK ACTUATOR FRONT PASSENGER DOOR MODULE HORN CTRL LIGHTS CTRL HORNS SYSTEM HOT AT ALL TIMES KEY CYLINDER DISARM/ UNLOCK LEFT REAR DOOR LOCK ACTUATOR LEFT REAR DOOR MODULE LT GRN WIRE ORG/ WIRE PASS MDL FUSE 25 PPL PPL PPL 1807 1807 SERIAL DATA CLASS 2 PWR DOOR SERIAL DATA CLASS 2 SERIAL DATA B+ CLASS 2 SERIAL DATA PPL REAR FUSE BLOCK RIGHT REAR DOOR LOCK ACTUATOR RIGHT REAR DOOR MODULE RRDR MDL FUSE 18 TAN WIRE TAN/WHT WIRE

5 VOLT REF LOW MODE DOOR POS SEN SIG AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM BATTERY POSITIVE VOLTAGE IGNITION 3 VOLTAGE BLK WIRE BLK/WHT WIRE BLOWER SPEED CTRL SIG BRN WIRE DK BLU WIRE DK GRN WIRE GROUND GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON HVAC BATT FUSE HVAC FUSE I/P LAMPS DIMMER SW SIG 5 VOLT REF IGN-3 RELAY INSTRUMENT PANEL INTEGRATION MODULE (IPM) (BEHIND LEFT SIDE OF DASH) INTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM KEY IN IGNITION SIG TWILIGHT SENTINEL DELAY SIG PPL LOWER RT AIR TEMP SEN SIG LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE PNK/BLK WIRE POWER DISTRIBUTION SYSTEM PPL REAR FUSE BLOCK (UNDER LEFT REAR SEAT) SPLICE PACK TAN WIRE TRACTION CTRL SW SIG DR HVAC CONTROL ASSBLY SIG DR HVAC CTRL ASSBLY CLK SIG WARNINGS SYSTEM HEADLIGHTS SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

AIR TEMPERATURE ACTUATOR (LEFT FRONT SIDE OF BLOWER MOTOR) AMBIENT LIGHT ANTI-LOCK BRAKES SYSTEM BACKLIGHT CTRL GRD BLK WIRE BLOWER CONTROL MODULE (UNDER RIGHT SIDE OF DASH, ABOVE BLOWER MOTOR) BLOWER MOTOR (UNDER RIGHT SIDE OF DASH, ABOVE SOUND INSULATOR) BLWR SP INPUT BATTERY GRD BLWR MTR GRD SPEED CNTL BLWR VOLT BLWR SPEED CNTRL CLASS 2 SERIAL CLASS 2 SERIAL BRN WIRE COMPUTER DATA LINES SYSTEM DIMMER SW SIG TWILIGHT SENTINEL LOW REF DK BLU WIRE DK GRN WIRE GRN WIRE GRY/BLK WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN ON HVAC (BATT) FUSE 37 HVAC BLO FUSE 2 HVAC CONTROL MODULE HVAC FUSE 33 IGN 3 VOLTAGE LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MODE ACTUATOR (LEFT SIDE OF HVAC ASSEMBLY) ORG/ WIRE PNK/BLK WIRE PPL PPL PPL REAR FUSE BLOCK RECIRCULATION ACTUATOR SOLID STATE SPLICE PACK TRAC CNTRL SW WARNINGS SYSTEM WHT WIRE YEL WIRE

26 39 27 35 34 ECT SENS SIG CLUTCH RLY CTRL SENSOR SIGNAL LOW REF A/C CLU RELAY 32 A/C COMPRESSOR CLUTCH DIODE (NEAR A/C COMPRESSOR) A/C COMPRESSOR CLUTCH A/C REFRIGERANT PRESSURE SENSOR (BEHIND A/C COMPRESSOR, ON A/C LINE) BLK WIRE COMPUTER DATA LINES SYSTEM COOL FAN 1 FUSE 47 COOL FAN 2 FUSE 46 COOLFAN 1 (LOW SPEED) RELAY 40 COOLFAN 2 (HIGH SPEED) RELAY 37 COOLFAN S/P RELAY 39 DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROLS SYSTEM GRY WIRE HOT AT ALL TIMES HOT IN ON LEFT COOLING FAN MOTOR LT BLU WIRE POWERTRAIN CONTROL MODULE (PCM) (IN AIR CLEANER HOUSING) PPL PPL RED/BLK WIRE RIGHT COOLING FAN MOTOR SPLICE PACK UNDERHOOD FUSE BLOCK (RIGHT FRONT SIDE OF ENGINE COMPARTMENT) A/C CLU FUSE 26 WHT WIRE YEL WIRE

1807 1807 1390 PPL PPL B+ GND BLK WIRE BLK/WHT WIRE DASH INTEGRATION MODULE (BEHIND RIGHT SIDE OF DASH, UNDER SOUND INSULATOR) DK GRN WIRE DRIVERS DOOR MODULE (INSIDE DRIVERS DOOR) HORN CTRL LIGHTS CTRL HORNS SYSTEM HOT AT ALL TIMES IGN IGN SW FUSE 29 IGNITION KEY IGNITION SWITCH INSTRUMENT PANEL CLUSTER ORG/ WIRE PCM BATT FUSE 8 POWERTRAIN CONTROL MODULE (IN AIR CLEANER HOUSING) PPL PPL 1807 1807 SERIAL DATA CLASS 2 COMPUTER DATA LINES SYSTEM READER/ EXCITER REAR FUSE BLOCK SERIAL DATA CLASS 2 SERIAL DATA CLASS 2 PPL SPLICE PACK THEFT DETERRENT CONTROL MODULE (RIGHT SIDE OF STEERING COLUMN) TRANSPONDER UNDERHOOD FUSE BLOCK WHT WIRE