Buick LeSabre VII (1992-1999) tan Wiring diagrams

A/C COMPRES- SOR CLUTCH A/C COMPRES- SOR CLUTCH DIODE A/C COMPRESSOR CONTROL RELAY (CENTER REAR OF ENGINE COMPARTMENT) A/C REQUEST AMBIENT TEMPERATURE SENSOR (CENTER FRONT OF VEHICLE) BATTERY BLK WIRE BLK/WHT WIRE BLOWER CONTROL MODULE (CENTER REAR OF ENGINE COMPARTMENT) BLOWER FEEDBACK BLOWER MOTOR BRN WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR (BELOW LEFT SIDE OF I/P) DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE FUSE FUSE 3 GROUND GROUND DATA LINE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START HVAC PROGRAMMER (BEHIND RIGHT SIDE OF I/P) I/P FUSE BLOCK IN-VEHICLE TEMPERATURE SENSOR (BEHIND CENTER OF I/P) LEFT SOLAR SENSOR (TOP LEFT SIDE OF I/P) LT BLU WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE MOTOR CONTROL MOTOR CONTROL MOTOR CTRL MOTOR CTRL GROUND MOTOR POS FEEDBACK SENSOR GROUND NCA WIRE ORG/ WIRE PASS CTRL INPUT PASS CTRL STATUS PASSENGER AIR MIX VALVE ACTUATOR PNK WIRE PPL PPL CLOCK DRIVER PPL RIGHT I/P POWER DISTRIBUTION CENTER FUSE 11 PPL/WHT WIRE RED WIRE RIGHT SOLAR SENSOR (TOP RIGHT SIDE OF I/P) RIGHT UNDERHOOD FUSE BLOCK SENSOR RETURN SENSOR INPUT SENSOR INPUT RETURN SENSOR INPUT SIGNAL DRIVER TAN WIRE WHT WIRE

17 56 VSB A/C SENSOR RETURN 62 35 31 29 A/C REQUEST COMPRESSOR CONTROL FAN RELAY CONTROL FAN RELAY CONTROL A/C REFRIGERANT PRESSURE SENSOR (LOWER RIGHT FRONT OF ENGINE) BLK WIRE BLU WIRE BRN WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (LEFT REAR OF ENGINE) GRY WIRE HEATER AND A/C CONTROL ASSEMBLY HIGH SPEED COOLANT FAN RELAY (LEFT REAR OF ENGINE COMPARTMENT) HOT IN RUN HOT IN RUN LEFT MAXI FUSE BLOCK FUSE 4 I/P FUSE BLOCK FUSE IGNITION IGNITION GROUND ILLUMINATION ILLUMINATION GROUND LEFT COOLANT FAN MOTOR LOW SPEED COOLANT FAN RELAY (LEFT REAR OF ENGINE COMPARTMENT) LT BLU WIRE NCA WIRE PASSENGER CLIMATE CONTROL ASSEMBLY POWERTRAIN CONTROL MODULE (BEHIND RIGHT SIDE OF I/P) PPL PPL/WHT WIRE PRESSURE INPUT RED WIRE RED/BLK WIRE RIGHT COOLANT FAN MOTOR SENSOR INPUT TAN WIRE TO SOUND SYSTEM VF DIM INPUT YEL WIRE

17 56 PRESSURE SW SENSOR GND A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE A/C COMPRESSOR CONTROL RELAY (CENTER REAR OF ENGINE COMPARTMENT) A/C CTRL A/C REFRIGERANT PRESSURE SENSOR (LOWER RIGHT FRONT OF ENGINE) A/C REQUEST COMPRESSOR CTRL FAN RELAY CTRL FAN RELAY CTRL A/C REQUEST O/S AIR /RECIRC DEFROST A/C REQ HEAT REQUEST IGNITION A/C SOLENOID SWITCH ASSEMBLY (BEHIND RIGHT SIDE OF I/P) A/C TEMPERATURE VALVE ACTUATOR (BEHIND CENTER OF I/P) BLK WIRE BLOWER FEED BLOWER HI BLOWER MOTOR BLOWER RESISTOR ASSEMBLY (CENTER REAR OF ENGINE COMPARTMENT) BLOWER SPEED RELAY (CENTER REAR OF ENGINE COMPARTMENT) BLU WIRE BRN WIRE COMPRESSOR CLUTCH BREAKOUT) DEF-A/C CTRL DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (LEFT REAR OF ENGINE) FUSE 3 GROUND GRY WIRE HEAT CTRL HEATER AND A/C CONTROL ASSEMBLY HIGH SPEED BLOWER RELAY HIGH SPEED COOLANT FAN RELAY (LEFT REAR OF ENGINE COMPARTMENT) HOT AT ALL TIMES HOT IN RUN (RIGHT FRONT OF ENGINE COMPARTMENT) HOT IN RUN FUSE HOT IN RUN FUSE 4 I/P FUSE BLOCK I/P FUSE BLOCK FUSE IGNITION ILLUMINATION LEFT COOLANT FAN MOTOR LEFT MAXI FUSE BLOCK LOW SPEED COOLANT FAN RELAY (LEFT REAR OF ENGINE COMPARTMENT) LT BLU WIRE LT GRN WIRE MODE SELECT NCA WIRE O/S AIR RECIRC CTRL ORG/ WIRE PNK PNK WIRE PNK PPL WIRE PNK WIRE POWERTRAIN CONTROL MODULE (BEHIND RIGHT SIDE OF I/P) PPL PRESSURE SW RED WIRE RED/BLK WIRE RELAY CTRL RIGHT COOLANT FAN MOTOR RIGHT UNDERHOOD FUSE BLOCK SENSOR INPUT SOLID STATE TAN WIRE TEMP CTRL GND TEMP VALVE CTRL VF DIM INPUT YEL WIRE

"ANTI-LOCK" IND DELIVERED TORQUE SERIAL DATA (UART) ABS/CCR/ ELC BLK WIRE BRAKE LPS/ HAZARD BRAKE PRESSURE MODULATOR VALVE (BPMV) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRUISE/SHIFT INTERLOCK BRAKE SWITCH (BRAKE PEDAL SUPPORT) DK BLU WIRE DK GRN WIRE ELECTRONIC POWER STEERING SYSTEM (MAGNA STEER ACTUATOR) FUSE 1 ABS MOTOR FUSE 2 ABS SOL GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES I/P FUSE BLOCK HOT IN RUN I/P FUSE BLOCK IGN/CHIME CLSTR/LCM LAMP DRIVER MODULE (LDM) (CENTER OF I/P) LEFT FRONT FENDER) LEFT FRONT INLET VALVE SOLENOID LEFT FRONT ISOLATION VALVE SOLENOID LEFT FRONT PRIME VALVE SOLENOID LEFT FRONT RELEASE VALVE SOLENOID LEFT FRONT WHEEL SPEED SENSOR LEFT REAR HOLD VALVE SOLENOID LEFT REAR RELEASE VALVE SOLENOID LEFT REAR WHEEL SPEED SENSOR LEFT UNDERHOOD FUSE BLOCK LT BLU WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PPL/WHT WIRE PUMP MOTOR PUMP MOTOR POWER OUTPUT RED WIRE REQUESTED TORQUE OUTPUT RIGHT FRONT HOLD VALVE SOLENOID RIGHT FRONT ISOLATION VALVE SOLENOID RIGHT FRONT PRIME VALVE SOLENOID RIGHT FRONT RELEASE VALVE SOLENOID RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR HOLD VALVE SOLENOID RIGHT REAR RELEASE VALVE SOLENOID RIGHT REAR WHEEL SPEED SENSOR SERIAL DATA (UART) TAN WIRE TAN/BLK WIRE TCC/ANTILOCK BRAKE SWITCH (BRAKE PEDAL SUPPORT) TCS VALVE SOLENOID CONTROL SIGNALS VALVE POWER OUTPUT VALVE SOLENOID CONTROL SIGNALS WHT WIRE YEL WIRE

BLK WIRE DK GRN WIRE EXTERIOR LAMPS SYSTEM (CORNERING LAMPS) (IF EQUIPPED) HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START I/P FUSE BLOCK LEFT BACK-UP LAMP LT GRN WIRE MIRRORS SYSTEM (ELECTRO- CHROMIC MIRRORS) NCA WIRE ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH PERIMETER PNK WIRE REMOTE FUNCTION ACTUATOR MODULE (BEHIND RIGHT SIDE OF DASH) RIGHT BACK-UP LAMP SIG/B-U LPS/ TAN WIRE

16 39 (BUICK, PONTIAC) PPL PNK WIRE 694 294 (W/ KEYLESS ENTRY) (W/O KEYLESS ENTRY) 781 195 780 (W/ KEYLESS ENTRY) (W/O KEYLESS ENTRY) BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (MALL) (BEHIND RIGHT SIDE OF I/P, ON MULTI-USE BRACKET) CHIME CTSY PWR MIR DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE DOOR LOCK CONTROL DOOR LOCK REQUEST INPUT DOOR LOCK REQUEST INPUT DOOR LOCK REQUEST INPUT DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR UNLOCK CONTROL DOOR UNLOCK CONTROL DR LKS FUSE 1 ENGINE CONTROLS SYSTEM FASTEN BELTS INDICATOR CONTROL GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START I/P CROSS CHANNEL) I/P FUSE BLOCK INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM JUNCTION CONNECTOR LAMPS ON CHIME INPUT PARK INPUT LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PARK POSITION INPUT PARK/NEUTRAL POSITION SWITCH (TOP LEFT SIDE OF TRANSAXLE) PNK WIRE PONTIAC W/O KEYLESS ENTRY RED/BLK WIRE RIGHT I/P POWER DISTRIBUTION CENTER SIG/BU/ LPS/LCM TAN WIRE TAN/WHT WIRE TURN SIGNAL INPUT IGNITION VSS INPUT WARNING SYSTEM WARNING SYSTEMS WHT WIRE YEL WIRE

15 30 UART DATA UART DATA 15 59 UART DATA DATA CLSS 2 PPL AT RIGHT SIDE I/P, PONT.-I/P HARN., BLK WIRE BLK/WHT WIRE BUICK, OLDS W/ DUAL ZONE A/C COMPUTER COMMAND RIDE CONTROLLER (UNDER DRIVER'S SEAT) DATA LINK CONNECTOR (BELOW LEFT SIDE OF I/P, RIGHT OF STEERING COLUMN) DIAG OUT DIAG ENABLE DK GRN WIRE E&C SERIAL ELECTRONIC BRAKE (AND TRACTION) CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) GRN WIRE HEATER AND A/C CONTROL ASSEMBLY (PONT. W/ AUTO A/C) HOT AT ALL TIMES HVAC PROGRAMMER (BUICK DUAL ZONE A/C) (BEHIND RIGHT I/P) HVAC PROGRAMMER (OLDS DUAL ZONE A/C) (BEHIND RIGHT I/P) HVAC PROGRAMMER (PONT. AUTO A/C) (BEHIND RIGHT I/P) HVAC PROGRAMMER (W/ AUTO OR DUAL ZONE A/C) (RIGHT SIDE OF I/P) I/P FUSE BLOCK INSTRUMENT CLUSTER (OLDS EXCEPT DUAL ZONE) LT BLU WIRE LT GRN WIRE OR AUTO A/C W/O DUAL ZONE ORG/ WIRE PONT. AUTO A/C PONTIAC OTHERS POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PROG ENABLE DATA CLSS 2 PPL RADIO RDO, CLSTR, MISC FUSE REMOTE FUNCTION ACTUATOR MODULE (BEHIND RIGHT I/P, NEXT TO FUSE/RELAY BOX) SENSING AND DIAGNOSTIC MODULE (SDM) (BELOW RIGHT FRONT SEAT, UNDER CARPET) TAN WIRE TRANSAXLE CONTROL INDICATOR DECODER MODULE (CENTER CONSOLE) UART DATA UART DATA UART DATA W/ DUAL ZONE OR AUTO A/C

439 1642 451 418 PNK WIRE A/C COMP CTRL A/C REQUEST IN AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM 800 416 474 ANTI-LOCK BRAKES SYSTEM AIR CONDITIONING SYSTEM ANTI-THEFT SYSTEM BLK DK GRN/ WIRE BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CAM POS IN VSS IN CHECK ENGINE COOLING FANS SYSTEM 335 464 CRUISE CONTROL SYSTEM CRUISE ENGAGED SIG DATA LINK CONNECTOR (UNDER LEFT SIDE OF I/P) DK BLU WIRE DK GRN WIRE DK GRN/BLK WIRE DK GRN/WHT WIRE DLC CLASS 2 DATA PCM GROUND ELECTRONIC SUSPENSION SYSTEM ENGINE OIL LEVEL SWITCH (CENTER FRONT OF ENGINE) EVAPORATIVE EMISSIONS CANISTER PURGE VALVE (CENTER REAR OF ENGINE) FUEL PUMP (TOP OF FUEL TANK) FUEL PUMP FUSE 6 FUEL PUMP RELAY (I/P RELAY CENTER) GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START HOT IN RUN, BULB TEST OR START IDLE AIR CONTROL (IAC) VALVE (ON SIDE OF THROTTLE ASSEMBLY) IGN IGNITION CTRL REF HI IGNITION CTRL REF LO INSTRUMENT CLUSTER OR INFORMATION CENTER LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MASS AIR FLOW SENSOR (TOP LEFT SIDE OF ENGINE) MIL LAMP CONTROL WOT OUT TO CCR MISC ENG FUSE 5 NCA WIRE ORG/BLK WIRE PCM FUSE 8 PNK WIRE PNK/BLK WIRE POWER (IGNITION) POWER (BATTERY) PCM GROUND TCC SOLENOID CTRL POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL PNK WIRE PPL/WHT WIRE RED WIRE RED/BLK WIRE RIGHT I/P POWER DISTRIBUTION CENTER RIGHT MAXI FUSE BLOCK PCM/VATS FUSE 4 TAN WIRE TAN/BLK WIRE VEHICLE SPEED SENSOR (ON TRANSAXLE) VSS RETURN WHT WIRE WHT/ BLK WIRE YEL WIRE

150 239 PNK WIRE 4 5 PNK WIRE BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CAMSHAFT POSITION SENSOR (RIGHT SIDE OF ENGINE) CLG FAN CRANKSHAFT POSITION SENSOR (LOWER RIGHT SIDE OF ENGINE) CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN/WHT WIRE ELECTRONIC SUSPENSION SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (TOP LEFT SIDE OF ENGINE) EVAPORATIVE EMISSIONS CANNISTER VENT SOLENOID (LEFT FRONT OF ENGINE COMPT) EXHAUST GAS RECIRC- ULATION VALVE (TOP LEFT REAR OF ENGINE) GRY WIRE HOT IN RUN I/P FUSE BLOCK IGNITION AMPLIFIER AND SWITCHING MODULE INSTRUMENT CLUSTER (TACHOMETER SIGNAL) INSTRUMENT CLUSTER SYSTEM LT BLU/BLK WIRE LT BLU/WHT WIRE PARK/NEUTRAL POSITION SWITCH (TOP OF TRANSAXLE) PLUGS SPARK PNK PNK 4 5 6 WIRE PNK WIRE PPL PPL/WHT WIRE RED/BLK WIRE SPARK PLUGS STOPLAMP/ TCC SWITCH (UNDER LEFT SIDE OF I/P) TAN WIRE TAN/BLK WIRE THROTTLE POSITION SENSOR (TOP LEFT SIDE OF ENGINE) WARNING SYSTEMS WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE

380 30 PPL A/C PRESS SENS IN FUEL LEVEL MODULE IN A/C REFRIGERANT PRESSURE SENSOR (LOWER RIGHT FRONT OF ENGINE) ALTERNATOR IND CTRL TRANS SHIFT SOL 'B' BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE COOL TEMP INDIC CTRL TRANS SHIFT SOL 'A' MAP SENSOR IN CRUISE INHIBIT OUT CRUISE CONTROL SYSTEM DK BLU WIRE DK GRN WIRE EVAP PURGE VENT SOL LOW OIL LEVEL INDIC CTRL OIL LIFE OUT TO I/P FUEL INJ 4 CTRL FUEL INJ 5 CTRL FUEL INJ 6 CTRL FUEL INJECTORS FUEL TANK PRESS SENS FUEL TANK PRESSURE SENSOR (FUEL TANK) GEN FIELD 'F' TERMINAL KNOCK SENS #1 IN KNOCK SENS #2 IN LINEAR EGR POS SENS IN GEN FIELD 'L' TERMINAL GRY WIRE HEATED OXYGEN SENSOR #1 (REAR OF ENGINE, IN EXHAUST MANIFOLD) HEATED OXYGEN SENSOR #2 (IN EXHAUST PIPE, BEHIND CATALYST) HOT IN RUN, BULB TEST OR START IAT SENSOR IN ECT SENSOR IN TP SENSOR IN INJECTOR FUSE 7 INSTRUMENT CLUSTER SYSTEM KNOCK SENSOR 1 (LOWER FRONT OF ENGINE) KNOCK SENSOR 2 (RIGHT REAR OF ENGINE) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (TOP REAR OF ENGINE) NCA WIRE PCM GROUND PNK PNK 4 5 6 WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) PPL PPL/WHT WIRE RED WIRE RED/BLK WIRE RIGHT I/P POWER DISTRIBUTION CENTER SHIFT SELECT SW IN SHIFT SOLENOID STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC ENABLE SOLENOID TCC PWM SOLENOID TRANS TEMP SENS IN TRANSAXLE TRANSMISSION FLUID TEMPERATURE SENSOR WHT WIRE YEL WIRE YEL/BLK WIRE