Oldsmobile Alero I (1999-2004) a/c bfc fuse 37 Wiring diagrams

5 VOLT REF A/C A/C BFC FUSE 37 A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE A/C COMPRESSOR CLUTCH RELAY A/C ON A/C REFRIGERANT PRESSURE SENSOR (FRONT OF ENG COMPT) A/C REQUEST A/C REQUEST OUTPUT REAR DEFOG AIR TEMPERATURE ACTUATOR (RIGHT SIDE OF HVAC ASSEMBLY) BATTERY VOLTAGE BI- LVL HEAT BLK WIRE BLK/WHT WIRE BLOWER HVAC RELAY BLOWER MOTOR BLOWER MOTOR RESISTOR ASSEMBLY (BELOW RIGHT SIDE OF DASH) BLOWER SWITCH BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) A/C REQUEST INPUT BRN WIRE COMPUTER DATA LINES SYSTEM COOL FAN 1 FUSE 8 COOL FAN 1 RELAY COOL FAN 2 FUSE 52 COOL FAN MODE RELAY COOL FAN 2 RELAY COOLING FAN (LEFT) COOLING FAN (RIGHT) DEF HEAT/ DEF DEF ON DEFOGGER SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DOOR CTRL INPUT ECT SENSOR HIGH SPEED FAN CONTROL ENGINE COOLANT TEMPERATURE (ECT) SENSOR (RIGHT REAR OF ENGINE) GROUND GRY WIRE HEATER COMMAND OUTPUT HI BLO MOT FUSE 53 HIGH OFF LOW HOT AT ALL TIMES HOT IN RUN HOT IN RUN, START HTR-A/C FUSE 46 HVAC BLOWER FUSE D HVAC CONTROL ASSEMBLY IGN IGN 3 VOLTAGE MODE REQUEST ILLUM IPC/HVAC BATT FUSE L LH I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) LOW REF LOW SPEED FAN CONTROL LT BLU WIRE LT GRN WIRE MAX VENT MODE SWITCH ORG/ WIRE OSA OSA ON REC ON OSA REQUEST REC REQUEST PARK LAMP SUPPLY A/C DISABLE POWERTRAIN CONTROL MODULE (PCM) (BELOW LEFT SIDE OF DASH) A/C PRESS SIG LOW REF PPL REC RED/BLK WIRE RH I/P FUSE BLOCK (BEHIND RIGHT SIDE OF DASH) SERIAL DATA CLASS 2 SERIAL DATA CLASS 2 LH I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) SPLICE PACK SPLICE PACK SPLICE PACK TAN WIRE UNDERHOOD FUSE BLOCK (IN LEFT SIDE OF ENGINE COMPARTMENT, ON STRUT TOWER) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, ON STRUT TOWER) WHT WIRE YEL WIRE

5 VOLT REF A/C A/C BFC FUSE 37 A/C COMPRESSOR CLUTCH A/C COMPRESSOR CLUTCH DIODE A/C COMPRESSOR CLUTCH RELAY A/C ON A/C REFRIGERANT PRESSURE SENSOR (FRONT OF ENG COMPT) A/C REQUEST A/C REQUEST OUTPUT REAR DEFOG AIR TEMPERATURE ACTUATOR (RIGHT SIDE OF HVAC ASSEMBLY) BATTERY VOLTAGE BI- LVL HEAT BLK WIRE BLK/WHT WIRE BLOWER HVAC RELAY BLOWER MOTOR BLOWER MOTOR RESISTOR ASSEMBLY (BELOW RIGHT SIDE OF DASH) BLOWER SWITCH BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) A/C REQUEST INPUT BRN WIRE COMPUTER DATA LINES SYSTEM COOL FAN 1 FUSE 8 COOL FAN 1 RELAY COOL FAN 2 FUSE 52 COOL FAN 2 GROUND FUSE 55 COOL FAN MODE RELAY COOL FAN 2 RELAY COOLING FAN (LEFT) COOLING FAN (RIGHT) DEF HEAT/ DEF DEF ON DEFOGGER SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE DOOR CTRL INPUT ECT SENSOR HIGH SPEED FAN CONTROL ENGINE CONTROLS SYSTEM GROUND GRY WIRE HEATER COMMAND OUTPUT HI BLO MOT FUSE 53 HIGH OFF LOW HOT AT ALL TIMES HOT IN RUN HOT IN RUN, START HTR-A/C FUSE 46 HVAC BLOWER FUSE D HVAC CONTROL ASSEMBLY IGN IGN 3 VOLTAGE MODE REQUEST ILLUM IPC/HVAC BATT FUSE L LH I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) LOW REF LOW SPEED FAN CONTROL LT BLU WIRE LT GRN WIRE MAX VENT MODE SWITCH ORG/ WIRE ORG/BLK WIRE OSA OSA ON REC ON OSA REQUEST REC REQUEST PARK LAMP SUPPLY A/C DISABLE POWERTRAIN CONTROL MODULE (PCM) (BELOW LEFT SIDE OF DASH) A/C PRESS SIG LOW REF PPL REC RED/BLK WIRE RH I/P FUSE BLOCK (BEHIND RIGHT SIDE OF DASH) SERIAL DATA CLASS 2 SERIAL DATA CLASS 2 LH I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) SPLICE PACK SPLICE PACK SPLICE PACK TAN WIRE UNDERHOOD FUSE BLOCK (IN LEFT SIDE OF ENGINE COMPARTMENT, ON STRUT TOWER) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT, ON STRUT TOWER) WHT WIRE YEL WIRE

15 58 (4-CYL) (6-CYL) CLASS 2 SERIAL DATA A/C BFC FUSE 37 BFC BATTERY FUSE F BLK WIRE BLK/WHT WIRE BLU WIRE BODY CONTROL MODULE (BELOW RIGHT SIDE OF DASH) DATA DRIVER DOOR LOCK SWITCH FUSE I HEADLIGHTS SYSTEM HORNS SYSTEM HOT AT ALL TIMES HOT IN ACC, ON OR START HOT IN ON, START IGNITION LOCK CYLINDER INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM IPC/BFC LEFT FRONT DOOR JAMB SWITCH LEFT FRONT DOOR LOCK SWITCH LEFT I/P FUSE BLOCK LEFT I/P FUSE BLOCK (ON LEFT SIDE OF DASH) LEFT REAR DOOR AJAR SWITCH LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE LT LT ORG/ WIRE PASSENGER FRONT DOOR LOCK SWITCH PASSLOCK SENSOR (PART OF IGNITION SWITCH) PNK WIRE PNK/WHT WIRE POWERTRAIN CONTROL MODULE (PCM) (BELOW LEFT SIDE OF DASH) PPL PPL CLASS 2 SERIAL DATA PPL DATA LINK CONNECTOR (BELOW LEFT SIDE OF DASH) PPL PPL PPL/ PPL/ PPL/ PPL/ REAR COMPARTMENT LID RELEASE SWITCH REMOTE CONTROL DOOR LOCK RECEIVER (RCDLR) (ON REAR PACKAGE SHELF) RIGHT FRONT DOOR JAMB SWITCH RIGHT FRONT DOOR LOCK SWITCH RIGHT I/P FUSE BLOCK RIGHT REAR DOOR AJAR SWITCH SECURITY INDICATOR SPLICE PACK TRUNK RELEASE RELAY UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE YEL WIRE

A/C BFC FUSE 37 A/C SYSTEM AMBIENT LIGHT SENSOR (TOP OF DASH TRIM PAD) ANTI-THEFT SYSTEM BFC BATT FUSE F BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM ANTI-THEFT SYSTEM COOLANT LEVEL SWITCH (RIGHT SIDE OF ENGINE COMPT) CRUISE CONTROL SYSTEM CRUISE FUSE E DK BLU WIRE DK GRN/WHT WIRE DOOR LOCK CTRL DOOR LOCK LOCK/UNLOCK SIG DRL AMBIENT LIGHT SEN LOW REF DOOR LOCKS SYSTEM DRIVER LOCK RELAY UNLOCK DRL RLY CTRL FRONT FOG LAMP SW SIG TRACTION CONTROL SW SIG WINDSHIELD WASHER FLUID LEVEL GRY/BLK WIRE HEADLAMP BEAM-LOW HEADLAMP LOW BEAM RLY CTRL FOG LAMP RLY CTRL PARK LAMP SW SIG HORN RLY CTRL HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM ANTI-LOCK BRAKE SYSTEM HEADLIGHTS SYSTEM ANTI-THEFT SYSTEM TRUNK RELEASE SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HORNS SYSTEM HOT AT ALL TIMES HOT IN ACC, ON OR START HOT IN ON OR START HOT IN RUN INT LPS FUSE G INTERIOR LIGHTS SYSTEM WARNING SYSTEM WARNING SYSTEM IPC/BFC ACC FUSE I LEFT FRONT DOOR AJAR SW SIG BATTERY POSITIVE VOLTAGE LEFT I/P FUSE BLOCK LOW COOLANT LEVEL IND CTRL A/C REQUEST SIG LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE OIL/ TIRE RESET SWITCH OLDSMOBILE ORG/ WIRE PARK BRAKE SWITCH PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION CENTER PPL PPL IGNITION 0 VOLTAGE PARK LAMP RLY CTRL RIGHT I/P FUSE BLOCK SECURITY SYST SENSOR SIG SPLICE PACK TRUNK RELEASE RLY CTRL TRUNK RELEASE SYSTEM UNDERHOOD FUSE BLOCK WASHER FLUID LEVEL SENSOR (INSIDE LEFT FRONT FENDER) WHT WIRE YEL WIRE YEL/BLK WIRE

1134 1732 439 395 238 80 682 INTERIOR LIGHTS SYSTEM A/C BFC FUSE 37 BFC BATT FUSE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) CLASS 2 SERIAL DATA DRIVER DOOR LOCK SWITCH FRONT PASS- ENGER DOOR LOCK SWITCH GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON OR START IGNITION SWITCH (KEY WARNING SWITCH) INSTRUMENT PANEL CLUSTER (IPC) INT LPS FUSE G LEFT FRONT DOOR JAMB SWITCH LEFT I/P FUSE BLOCK LEFT REAR DOOR AJAR SWITCH RIGHT REAR DOOR AJAR SWITCH LOCK LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE OFF HEAD PARK ORG/ WIRE PARK BRAKE SWITCH PARK LAMP ON LFT FRT DOOR DOME IN PARKLAMP FUSE 45 PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (BELOW LEFT SIDE OF DASH) PPL PPL CLASS 2 SERIAL DATA PPL PPL RADIO RIGHT FRONT DOOR JAMB SWITCH RIGHT I/P FUSE BLOCK SEAT BELT SWITCH (PART OF DRIVER'S SEAT BELT BUCKLE) SPLICE PACK TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDER- HOOD FUSE BLOCK UNLOCK WHT WIRE YEL WIRE YEL/BLK WIRE