Buick LeSabre VIII (2000-2005) rear fuse block Wiring diagrams

1807 1807 PPL DATA CLASS 2 DATA CLASS 2 PPL 1807 1807 PPL PPL DATA CLASS 2 DATA CLASS 2 2 3 1807 1807 PPL DATA CLASS 2 DATA CLASS 2 PPL 58 59 PPL 1807 1807 DATA CLASS 2 DATA CLASS 2 PPL 7 21 PPL 1807 1807 DATA CLASS 2 DATA CLASS 2 PPL ALDL FUSE BLK WIRE BLK/WHT WIRE DASH INTEGRATION MODULE (DIM) (BEHIND RIGHTSIDE OF DASH, UNDER SOUND INSULATOR) DATA CLASS 2 DATA CLASS 2 DATA LINK CONNECTOR (UNDER LOWER LEFT SIDE OF DASH) DIGITAL RADIO RECEIVER DRIVER DOOR MODULE ELECTRONIC BRAKE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT) HEAD-UP DISPLAY HOT AT ALL TIMES HVAC CONTROL MODULE INSTRUMENT PANEL CLUSTER (IPC) INSTRUMENT PANEL INTEGRATION MODULE (BEHIND LEFT SIDE OF DASH) MEMORY SEAT MODULE (UNDER DRIVER'S SEAT) ORG/ WIRE POWERTRAIN CONTROL MODULE (IN AIR CLEANER HOUSING) PPL PPL 1807 1807 DATA CLASS 2 DATA CLASS 2 PPL PPL 1807 1807 PPL PPL DATA CLASS 2 PPL PPL PPL PPL 1807 1807 DATA CLASS 2 DATA CLASS 2 PPL PPL PPL 1807 1807 DATA CLASS 2 DATA CLASS 2 PPL W/ HEAD UP DISPLAY PPL W/ MANUAL TEMPERATURE CONTROL PPL W/ THEFT DETERRENT SYSTEM PPL W/O HEAD UP DISPLAY PPL/ PPL/ PPL/ RADIO REAR FUSE BLOCK REAR INTEGRATION MODULE (RIM) MODULE (BEHIND UPPER LEFT REAR SEAT CUSHION) REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (UNDER REAR PACKAGE SHELF) THEFT DETERRENT CONTROL MODULE VEHICLE INTERFACE UNIT (VIU) (BEHIND RIGHT REAR SEAT BACK) W/ AUTOMATIC TEMPERATURE CONTROL PPL W/ MANUAL TEMPERATURE CONTROL W/ VEHICLE INTERFACE UNIT W/O VEHICLE INTERFACE UNIT

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

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

BATT + BATTERY BLK WIRE BLK/WHT WIRE DRIVER 1 DRIVER 1 INPUT DRIVER 2 DRIVER 2 INPUT DRIVER DOOR MODULE (INSIDE DRIVER'S DOOR) DRIVER DOOR SWITCH ASSEMBLY DRIVER OUTSIDE REARVIEW MIRROR DRV MDL FUSE EXIT HEATING ELEMENT FEED HEATING ELEMENT RETURN HOT AT ALL TIMES HOT AT ALL TIMES REAR FUSE BLOCK PASS MDL FUSE LEFT/ RIGHT MOTOR LEFT/ RIGHT MOTOR POSITION SENSOR UP/ DOWN MOTOR POSITION SENSOR LEFT/RIGHT MOTOR CONTROL LEFT/RIGHT MOTOR CONTROL POSTION SENSORS FEED LEFT/RIGHT MOTOR POSITION INPUT MEMORY PERSONALIZATION FUNCTION SWITCH MIRROR HEATING ELEMENT NCA WIRE ORG/ WIRE PASSENGER DOOR MODULE (INSIDE PASSENGER'S DOOR) PASSENGER OUTSIDE REARVIEW MIRROR POSTION SENSORS RETURN PPL REAR FUSE BLOCK SERIAL DATA SPLICE PACK TAN/WHT WIRE UP/ DOWN MOTOR UP/DOWN MOTOR CONTROL UP/DOWN MOTOR CONTROL UP/DOWN MOTOR POSITION INPUT WHT WIRE YEL WIRE

283 284 SOLID STATE REAR VERT UP CTRL HORIZ BACKWARD CTRL BATTERY BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/ WHT WIRE BRN/WHT WIRE CLASS 2 DATA COMPUTER DATA LINES SYSTEM CONNECTOR DK BLU WIRE DK GRN WIRE DRIVER 1 DRIVER 1 INPUT DRIVER 2 EXIT DRIVER 2 INPUT DRIVER DOOR MODULE (INSIDE DRIVER'S DOOR) DRIVER DOOR SWITCH ASSEMBLY DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT FRONT VERTICAL MOTOR DRIVER SEAT REAR VERTICAL MOTOR DRIVER SEAT HORIZONTAL MOTOR DRIVER SEAT LUMBAR HORIZONTAL MOTOR DRIVER SEAT LUMBAR VERTICAL MOTOR DRIVER SEAT LUMBAR SWITCH DRIVER SEAT RECLINE MOTOR DRIVER SEAT RECLINER POSITION SENSOR DRIVER SEAT REAR VERTICAL POSITION SENSOR FRONT UP DN FRT VERT UP CTRL LUMBAR FORWARD CTRL LUMBAR UP CTRL GRN WIRE GROUND GRY WIRE HOT AT ALL TIMES IN OUT LT BLU WIRE LT GRN WIRE MEM FUSE MEMORY PERSONALIZATION FUNCITON SWITCH MEMORY SEAT MODULE (UNDER DRIVER'S SEAT) NCA WIRE ORG/ WIRE PNK WIRE PPL PPL PPL CLASS 2 DATA CLASS 2 DATA PWR SEAT CIRCUIT BREAKER REAR FUSE BLOCK REAR UP BK REAR VERT UP CTRL RECLINE FORWARD CTRL RECLINE BACK CTRL RECLINE FWD DN RED WIRE SERIAL DATA SOLID STATE SOLID STATE SOLID STATE SPLICE PACK TAN WIRE TAN/WHT WIRE W/ HEATED SEATS WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK 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

ALDL FUSE AUDIO FUSE BLK WIRE BODY FUSE BRN WIRE BRN/WHT WIRE CIGAR FUSE CIGAR RELAY DATA LINK CONNECTOR DIMR FUSE DK BLU WIRE DK GRN WIRE DRIVER MEMORY SEAT MODULE DRIVER SEAT ADJUSTER SWITCH DASH INTEGRATION MODULE DRIVER SEAT LUMBAR SWITCH F/ PMP RELAY F/PMP FUSE F/TNK DR LOCK RELAY F/TNK DR REL RELAY FROM ALDL FUSE (DIAGRAM 2 OF 4) FROM AUX/PWR FUSE (DIAGRAM 1 OF 4) FROM BATTERY (DIAGRAM 1 OF 4) FROM CIGAR FUSE (DIAGRAM 2 OF 4) GARAGE DOOR OPENER GENERATOR HTDST LF FUSE DIM FUSE HTDST RF FUSE HVAC BATT FUSE HVAC CONTROL MODULE IGN 1 RELAY INSTRUMENT CLUSTER INSTRUMENT PANEL INTEGRATION MODULE INT LAMP RELAY INT LP FUSE LEFT FRONT TURN SIGNAL/ PARK LAMP RIGHT FRONT TURN SIGNAL/ PARK LAMP LEFT LICENSE PLATE LAMP LEFT MARKER LAMP LEFT TAIL/ STOP LAMP LEFT TAIL/ STOP LAMP LP PKL FUSE LP PKR FUSE MEM FUSE NCA WIRE ORG/ WIRE PARK LP RELAY PARK RELAY PNK (IN BODY HARN, 17 CM WIRE PNK PNK WIRE PNK WIRE POWER SUN ROOF MODULE PPL PPL PPL PRK/REV FUSE RADIO RAP FUSE RAP RELAY REAR DEFOG RELAY REAR FUSE BLOCK REAR INTEGRATION MODULE REAR INTRGRATION MODULE REVERSE RELAY RIGHT LICENSE PLATE LAMP DASH INTEGRATION MODULE RIGHT TAIL/ STOP LAMP RIGHT TAIL/ STOP LAMP RIGHT MARKER LAMP RR DEFOG FUSE STOPLIGHT/ AUTO TRANS SHIFT LOCK CONTROL SWITCH TO DRV MDL FUSE (DIAGRAM 3 OF 4) TO IGN-1 RELAY (DIAGRAM 2 OF 4) TO PARK LP RELAY (DIAGRAM 2 OF 4) TO REAR FUSE BLOCK (DIAGRAM 4 OF 4) TRK REL RELAY UNDER- HOOD FUSE BLOCK VEHICLE COMMUNICATION INTERFACE MODULE (VCIM) VENT SOL FUSE SIR FUSE IGN-1 FUSE W/ ELECTRONIC A/C W/ UNIVERSAL GARAGE DOOR OPENER W/O ELECTRONIC A/C W/O UNIVERSAL GARAGE DOOR OPENER WHT WIRE YEL WIRE

2-3 SHIFT SOL 1-2 SHIFT SOL AUTOMATIC TRANSAXLE AUTOMATIC TRANSAXLE FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSAXLE FLUID TEMPERATURE SENSOR AUTOMATIC TRANSAXLE INPUT SHAFT SPEED SENSOR AUTOMATIC TRANSAXLE INTERNAL MODE SWITCH BLK WIRE BLK/ WHT WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION (CMP) SENSOR (FRONT OF ENG, BELOW WATER PUMP) CRANKSHAFT POSITION DK BLU/WHT WIRE FUEL INJEC- TORS GRN WIRE GRY WIRE GRY/WHT WIRE HOT IN RUN, START IGN 1 FUSE INJR 1 FUSE INJR 2 FUSE LT BLU WIRE LT BLU/ BLK WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/ BLK WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE ORG/BLK WIRE PNK (OR WIRE PNK PNK 9 10 WIRE PNK WIRE PNK/BLK WIRE PPL PPL CRUISE CONTROL SYSTEM PPL PRESSURE CONTROL SOL REAR FUSE BLOCK RED WIRE RED/BLK WIRE TAN WIRE TCC PWM SOL TCC RELEASE SWITCH TCC/ CRUISE RELEASE SWITCH (NEAR BRAKE PEDAL) UNDER- HOOD FUSE BLOCK WHT DK GRN/ WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/WHT WIRE BONNEVILLE INSTRUMENT CLUSTER MALFUNCTION INDICATOR LAMP (LED FOR BONNEVILLE) BONNEVILLE LE SABRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE EXHAUST GAS RECIRCULATION (EGR) VALVE (TOP REAR OF ENGINE) F/PMP FUSE FUEL PUMP RELAY IGN-1 FUSE FUEL TANK UNIT FUEL PUMP FUSE GRY (OR GRY/BLK) WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN, START LE SABRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/WHT WIRE MANIFOLD ABSOLUTE PRESSURE (MAP) SENSOR (TOP OF ENGINE) ORG/BLK WIRE PNK (OR PNK/BLK) WIRE PNK 1 2 3 4 5 6 7 8 9 10 11 12 WIRE PNK WIRE PNK/BLK WIRE REAR FUSE BLOCK RED/BLK WIRE STOPLIGHT/ AUTO TRANS SHIFT LOCK CONTROL SWITCH TACH INPUT TAN WIRE TAN/WHT WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

5 VOLT REFERENCE A 5 VOLT REFERENCE A 5 VOLT REFERENCE B SENSOR GROUND A/C COMP RELAY CONTROL A/C SYSTEM A/T FLUID TEMP INPUT FUEL LEVEL INPUT ANTI-LOCK BRAKE SYSTEM BLK WIRE BLK/WHT WIRE BOOST CONTROL SOLENOID (VIN 1) BRN WIRE BRN/WHT WIRE CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENG OIL LEVEL SW INPUT CRUISE STATUS BRAKE PEDAL SW OUT GEN TERM L CONTROL ENGINE COOLANT TEMPERATURE (ECT) SENSOR EVAP SOLENOID CONTROL FUEL PUMP RELAY CONTROL EGR VALVE CONTROL MIL CONTROL EVAPORATIVE EMISSIONS (EVAP) CANISTER VENT VALVE FUEL INJ 3 CONTROL FUEL TANK PRESS SENSOR TRANS RANGE SW C INPUT FUEL TANK SENDER GRY (OR GRY/BLK) WIRE GRY WIRE HEATED OXYGEN BANK 1 SENSOR 1 (IN RIGHT EXHAUST MANIFOLD) HEATED OXYGEN BANK 1 SENSOR 2 (REAR OF CATALYTIC CONVERTER) HOT IN RUN AND START HOT IN RUN, START IAC COIL A HIGH TACH SIGNAL DELIVERED TORQUE CONTROL IAC COIL A LOW PRESS SOL HIGH CONTROL PRESS SOL LOW CONTROL IAC COIL B LOW IAT SENSOR INPUT IDLE AIR CONTROL (IAC) VALVE (ON THROTTLE BODY ASSEMBLY) IGN 1 FUSE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE NCA WIRE OIL PRESSURE SIGNAL OXY SEN FUSE PCM IGN FUSE PNK (OR PNK/BLK) WIRE PNK 1 2 3 4 5 6 7 8 9 10 11 12 WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWERTRAIN CONTROL MODULE (PCM) (IN AIR CLEANER HOUSING) PPL PPL PPL REAR FUSE BLOCK RED WIRE RED/BLK WIRE STARTER RELAY OUTPUT BOOST SOLENOID CONTROL TCC PWM SOL CONTROL 1724 418 STARTING/CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TOP OF TRANSMISSION) TRANS RANGE SW A INPUT TRANS TCC RELEASE SW IN UNDER- HOOD FUSE BLOCK VENT SOL FUSE WHT WIRE YEL WIRE YEL/BLK WIRE