Buick LeSabre VIII (2000-2005) (engine harn, 6.5 cm from iac valve breakout) Wiring diagrams

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)

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