Buick LeSabre VIII (2000-2005) red 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

AUTOMATIC TRANSAXLE AUTOMATIC TRANSAXLE INTERNAL MODE SWITCH (IMS) BLK WIRE BLK/WHT WIRE COMPUTER DATA LINES SYSTEM DK GRN WIRE HOT AT ALL TIMES LEFT BACK-UP LAMP LT BLU WIRE LT GRN WIRE POWERTRAIN CONTROL MODULE (IN AIR CLEANER HOUSING) PPL PPL SERIAL DATA PPL SERIAL DATA PRK/REV FUSE REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RED WIRE REVERSE LAMP RELAY REVERSE LP RLY CTRL RIGHT BACK-UP LAMP SERIAL DATA SPLICE PACK TR SW A TR SW B WHT WIRE YEL WIRE

BLK WIRE BLU WIRE CLASS 2 SERIAL DATA LINE COMPUTER DATA LINES SYSTEM DK BLU WIRE DOOR, BEHIND TRIM PANEL) DRIVER DOOR COURTESY LAMP GROUND GRY WIRE HOT AT ALL TIMES INT LP FUSE INT LP RELAY LEFT FOOT WELL COURTESY LAMP LEFT FRONT DOOR LOCK ACTUATOR LEFT FRONT DOOR OPEN INPUT LEFT REAR DOOR COURTESY LAMP LEFT REAR DOOR LOCK ACTUATOR LEFT REAR DOOR MODULE LEFT REAR DOOR OPEN INPUT ORG/ WIRE PPL REAR COMPARTMENT COURTESY LAMP REAR COMPARTMENT LID RELEASE ACTUATOR REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RED WIRE RIGHT FRONT DOOR LOCK ACTUATOR RIGHT FRONT DOOR MODULE (RFDM) SIMPLE BUS INTERFACE (SBI) RIGHT FRONT DOOR OPEN INPUT RIGHT REAR DOOR LOCK ACTUATOR RIGHT REAR DOOR MODULE (RRDM) (IN RIGHT REAR DOOR) RIGHT REAR DOOR OPEN INPUT SIMPLE BUS INTERFACE (SBI) TAN WIRE TRUNK LID OPEN INPUT WHT WIRE

5-VOLT REFERENCE AUTOMATIC LEVEL CONTROL (ALC) COMPRESSOR (ABOVE LEFT SIDE OF REAR AXLE) AUTOMATIC LEVEL CONTROL (ALC) SENSOR (ABOVE LEFT SIDE OF REAR AXLE) BLK WIRE BRN WIRE COMPRESSOR MOTOR DK GRN WIRE ELC FUSE ELC RELAY EXHAUST SOLENOID CONTROL GRY WIRE HOT AT ALL TIMES HOT IN LOW REFERENCE SIGNAL PPL REAR FUSE BLOCK (UNDER LEFT REAR SEAT) RED WIRE RUN WIRE SOLENOID VALVE WHT WIRE YEL WIRE

1 16 17 14 15 OFF SW LO LED HI LED GROUND SIMPLE BUS B+ IGN STATUS OUTPUT BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CNTRLD GND GND COMPUTER DATA LINKS SYSTEM DK BLU WIRE DK BLU/WHT WIRE DOOR LOCKS SYSTEM DRIVER DOOR MODULE DRIVER HEATED SEAT BACK ELEMENT DRIVER HEATED SEAT CUSHION ELEMENT DRIVER HEATED SEAT MODULE DRIVER HEATED SEAT SWITCH FRONT PASSENGER DOOR MODULE FRONT PASSENGER HEATED SEAT BACK ELEMENT FRONT PASSENGER HEATED SEAT CUSHION ELEMENT FRONT PASSENGER HEATED SEAT MODULE FRONT PASSENGER HEATED SEAT SWITCH GRY WIRE HEATER CNTRL HEATING ELEMENT HOT AT ALL TIMES HOT IN ON HTDSTLF FUSE HTDSTRF FUSE IGN 3 RR FUSE LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE NCA WIRE OFF OFF SW LO LED HI LED GROUND SIMPLE BUS DATA DATA ORG/ WIRE PNK SW SIGNAL WIRE PNK WIRE PNK/BLK WIRE PPL PPL PPL REAR FUSE BLOCK REAR INTEGRATION MODULE (RIM) (BEHIND UPPER LEFT REAR SEAT CUSHION) RED WIRE SPLICE PACK SW SIGNAL TAN/WHT WIRE TEMP SENSE TEMP SENSER THERMISTOR 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

1 RELAY A/C CLU FUSE ACCY FUSE ACCY RELAY AUTOMATIC TRANS- MISSION AUX PWR FUSE BATTERY BLK WIRE C/LTR FUSE 20 CIGAR LIGHTER CIRCUIT BREAKER COOL FAN 1 FUSE COOL FAN 1 RELAY (LOW SPEED) COOL FAN 2 FUSE COOL FAN 2 RELAY (HIGH) COOL FAN S/P RELAY A/C CLUTCH RELAY CR CONT FUSE INJR 1 FUSE DK GRN WIRE DRL RELAY FOG/ DRL FUSE FROM FOG/ DRL FUSE (DIAGRAM 1 OF 4) FROM PCM BATT FUSE (DIAGRAM 1 OF 4) FRONT AUXILIARY POWER OUTLET REAR AUXILIARY POWER OUTLET FUEL INJECTOR 3 FUEL INJECTOR 1 FUEL INJECTOR 6 FUEL INJECTOR 4 FUEL INJECTOR 2 CRUISE CONTROL MODULE FUSIBLE LINK GENERATOR HDHI BMR FUSE ABS FUSE HDHI- BML FUSE HDLO BML FUSE HDLO BMR FUSE HDLP HI BM RELAY HDLP LO BM RELAY HORN FUSE HORN RELAY IGN 1 FUSE IGN 1 RELAY INJR 2 FUSE LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP LT GRN WIRE ORG/ WIRE OUTSIDE MOISTURE SENSOR WIND- SHIELD WIPER SWITCH OXY SEN FUSE DIS FUSE PCM BATT FUSE PCM IGN FUSE PNK PNK PNK WIRE PNK WIRE POWER- TRAIN CONTROL MODULE THEFT DETERRENT CONTROL MODULE POWERTRAIN CONTROL MODULE RED WIRE RIGHT HIGH BEAM HEADLAMP ELECTRONIC BRAKE CONTROL MODULE SPEED START 1 RELAY STARTER SOLENOID TAN WIRE TO BODY FUSE (DIAGRAM 2 OF 4) TO CIGAR RELAY (DIAGRAM 2 OF 4) TO HDLP LO BM RELAY (DIAGRAM 1 OF 4) TO IGN 1 RELAY (DIAGRAM 1 OF 4) TO UNDERHOOD FUSE BLOCK (DIAGRAM 4 OF 4) TRANS FUSE UNDERHOOD FUSE BLOCK W/ BATTERY SAVER W/O BATTERY SAVER WHT WIRE WIND- SHIELD WIPER MOTOR WSW FUSE YEL WIRE

ABS FUSE IGN-3 FUSE AUTOMATIC LEVEL CONTROL COMPRESSOR BLK WIRE BLOWER MOTOR CONTROL PROCESSOR BRN WIRE DASH INTE- GRATION MODULE DIGITAL RADIO RECEIVER DRIVER ADJUSTER SEAT SWITCH MEMORY SEAT MODULE DRIVER DRIVER DOOR MODULE DRIVER HEATED SEAT MODULE DRV MDL FUSE ELC FUSE ELC RELAY ELECTRONIC BRAKE CONTROL MODULE INSIDE REAR VIEW MIRROR FROM AUDIO AMP FUSE (DIAGRAM 3 OF 4) FROM HVAC BATT FUSE (DIAGRAM 2 OF 4) FROM STOP LP FUSE (DIAGRAM 3 OF 4) FRONT PASSENGER DOOR MODULE FRONT PASSENGER HEATED SEAT MODULE HEAD UP DISPLAY HEAD UP DISPLAY SWITCH FRONT PASSENGER SEAT ADJUSTER SWITCH FRONT PASSENGER SEAT RECLINE SWITCH HEAD UP DISPLAY HEADLAMP SWITCH HEATER, A/C CONTROL MODULE HVAC BLO FUSE HVAC CONTROL MODULE HVAC FUSE I/P FUSE IGN SW FUSE IGN-3 RELAY INSTRUMENT PANEL CLUSTER LEFT AIR TEMPERATURE ACTUATOR LEFT REAR DOOR MODULE MODE ACTUATOR ORG/ WIRE PASS MDL FUSE PWR SEAT CIRCUIT BREAKER PWR WDO CIRCUIT BREAKER REAR FUSE BLOCK REAR INTE- GRATION MODULE RECIRC- ULATION ACTUATOR INSTRUMENT PANEL INTEGRATION MODULE RED WIRE REMOTE CONTROL DOOR LOCK RECEIVER RIGHT AIR TEMPERATURE ACTUATOR RIGHT AIR TEMPERATURE ACTUATOR DRIVER DOOR MODULE RIGHT AIR TEMPERATURE ACTUATOR RECIRC- ULATION ACTUATOR MODE ACTUATOR RIGHT REAR DOOR MODULE RIGHT SEAT LUMBAR SWITCH RRDRMDL FUSE SDAR FUSE STOP LP FUSE STOPLAMP/ AUTO TRANS SHIFT LOCK CONTROL SWITCH TO IGN SW FUSE (DIAGRAM 3 OF 4) TO IGN-3 3 RELAY (DIAGRAM 3 OF 4) TO IGNITION SWITCH (DIAGRAM 4 OF 4) TO REAR FUSE BLOCK (DIAGRAM 4 OF 4) TSIG/HAZ FUSE TURN SIGNAL/ HAZARD FLASHER MODULE W/ 6 WAY SEAT W/O 6 WAY SEAT W/ ELECTRONIC A/C W/ MEMORY SEAT W/O MEMORY SEAT W/ RECLINE SEAT W/O RECLINE SEAT W/O ELECTRONIC A/C

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

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