Oldsmobile Alero I (1999-2004) pnk Wiring diagrams

15 58 (2.4L) (3.4L) 2.4L 2.4L 3.4L 3.4L ABS FUSE 4 ABS IND. ABS/EVO/IGN FUSE 40 BATTERY BLK WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT SIDE OF DASH) BRAKE FLUID LEVEL SWITCH (ON MASTER CYLINDER RESERVOIR) BRAKE IND BRAKE PRESSURE MODULATOR VALVE BRN WIRE BRN/WHT WIRE DATA LINK CONNECTOR (DLC) (BELOW DASH, LEFT OF STEERING COLUMN) DK GRN WIRE ELECTRONIC BRAKE CONTROL MODULE (EBCM) (INSIDE LEFT FRONT FENDER) ELECTRONIC POWER STEERING SYSTEM GROUND GROUND GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT PANEL CLUSTER IPC/HVAC BATT FUSE L LEFT FRONT WHEEL SPEED SENSOR LEFT I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) LEFT REAR WHEEL SPEED SENSOR LOW REF VAR EFF STR ACT CNTL VAR EFF STR ACT SUPP LOW TRAC IND LT BLU WIRE NCA WIRE OLDSMOBILE ORG/ WIRE ORG/BLK WIRE PNK WIRE PONTIAC POWERTRAIN CONTROL MODULE (PCM) (BELOW LEFT SIDE OF DASH) PPL PPL PPL PPL PPL PPL PPL SERIAL DATA TRAC CNTL SW PUMP MOTOR RED WIRE RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR SERIAL DATA SPLICE PACK SPLICE SPLICE STOP LAMP SWITCH (BELOW LEFT SIDE OF DASH) STOP LPS FUSE J TAN WIRE TRAC OFF IND TRACTION CONTROL SWITCH TRACTION CONTROL SWITCH UNDERHOOD FUSE BLOCK (IN 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/T BLK WIRE HOT IN ON OR START UNDERHOOD FUSE BLOCK BU LMP/ BTSI FUSE LEFT BACKUP LAMP LEFT REAR COMPARTMENT LID BACKUP/ TAIL LAMP LT GRN WIRE PNK M/T WIRE PNK WIRE RIGHT I/P FUSE BLOCK (BEHIND RIGHT SIDE OF DASH) RIGHT REAR COMPARTMENT LID BACKUP/ TAIL LAMP RIGHT BACKUP LAMP SPLICE PACK

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

2.2L 3.4L ABS FUSE 4 ABS/EVO/IGN FUSE BATTERY GROUND GROUND BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC BRAKE CONTROL MODULE (EBCM) (INSIDE LEFT FRONT FENDER) ELECTRONIC VARIABLE ORIFICE (EVO) SOLENOID GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START LT BLU WIRE NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE POWER STEERING PUMP ACTUATOR PPL RED WIRE STEERING WHEEL POSITION SENSOR UNDERHOOD FUSE BLOCK (IN LEFT SIDE OF ENGINE COMPT, ON STRUT TOWER) WHT WIRE

A/C PRESS LOW REF A/C PRESS SENS SIG A/C REFRIGERANT PRESSURE SENSOR (RIGHT FRONT CORNER OF ENG COMPT) A/C SYSTEM BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLUTCH PEDAL POSITION SWITCH (ABOVE CLUTCH PEDAL) COOLING FAN SYSTEM CPP SW SIGNAL IGN 0 VOLTAGE IGNITION BATTERY PPL PNK WIRE CRUISE FUSE E CRUISE INHIBIT SIG DATA LINK CONNECTOR (BELOW DASH. LEFT OF STEERING COLUMN) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE EVAP VENT SOL FUEL PUMP CTRL A/C CLUTCH RELAY EVAPORATIVE EMISSION CANISTER VENT SOLENOID (UNDER REAR OF VEHICLE) FTP SENS LOW REF FTP SENS SIG FUEL PUMP FUEL PUMP, SENDER ASSEMBLY FUEL TANK PRESSURE SENSOR (UNDER REAR OF VEHICLE) GRY WIRE HI SPD COOL FAN RLY HOT AT ALL TIMES HOT IN ACC, ON OR START HOT IN RUN, BULB TEST OR START IAT SENS LOW REF INSTRUMENT PANEL CLUSTER IPC/BFC ACC FUSE I LEFT I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) LO SPD FAN CONTROL LT BLU/BLK WIRE MIL CONTROL SPEED SIG ORG/ WIRE ORG/BLK WIRE PCM ACC FUSE G PCM BATT FUSE 44 PCM IGN FUSE 39 PNK WIRE POWERTRAIN CONTROL MODULE (BELOW LEFT SIDE OF DASH) PPL PPL BRAKE SW PPL CLASS 2 SERIAL DATA PPL FUEL LEVEL SIG RED/BLK WIRE RIGHT I/P FUSE BLOCK (BEHIND RIGHT SIDE OF DASH) SERVICE ENGINE SOON IND SOLID STATE TAN WIRE TCC/ BRAKE SWITCH (BELOW LEFT SIDE OF DASH) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) WHT WIRE

1-2 SHIFT SOL 2-3 SHIFT SOL TCC PWM SOL AUTOMATIC TRANSAXLE AUTOMATIC TRANSAXLE FLUID PRESSURE MANUAL VALVE POSITION SWITCH AUTOMATIC TRANSAXLE FLUID TEMPERATURE SENSOR AUTOMATIC TRANSAXLE INPUT SHAFT SPEED SENSOR BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE F/P INJR FUSE 48 FUEL PUMP RELAY 18 GRY WIRE HOT IN RUN, BULB TEST OR START IGNITION COILS IGNITION CONTROL MODULE (TOP REAR OF ENGINE) INTER- CONNECT LEFT I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE ORG/ WIRE PNK 22 23 24 25 26 27 28 WIRE PNK WIRE PPL PRESSURE CONTROL SOL RED WIRE RED/BLK WIRE RELEASE TCC REV,D,2,1 SPLICE PACK TAN WIRE TRANSAXLE RANGE SWITCH (TOP OF TRANSAXLE) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) IGN MOL FUSE 41 WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1-2 SS 2-3 SS TCC SOL AUTO TRANS FUSE 38 BLK WIRE BLK/WHT WIRE BRN (OR GRY) WIRE BRN WIRE BRN/WHT WIRE CMP SENS SIG CKP SENS SIG CKP SENS LOW REF MAP SENS SIG DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECT SENS LOW REF TFT SESN LOW REF ISS LOW VSS LOW ENGINE OIL PRESSURE SENSOR (LEFT REAR OF ENGINE) EVAP PURGE SOL PC SOL HIGH PC SOL LOW EVAPORATIVE EMISSION CANISTER PURGE SOLENOID (RIGHT SIDE OF ENGINE) FUEL INJECTORS GENERATOR GRY WIRE GRY/BLK WIRE HEATED OXYGEN SENSOR 1 (LOWER RIGHT SIDE OF ENGINE) HEATED OXYGEN SENSOR 2 (ON REAR OF CATALYTIC CONVERTER) HOT IN RUN UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) ERLS FUSE 47 HOT IN RUN, BULB TEST OR START IAC COIL B HIGH IAC COIL B LOW IC TIMING CTRL IC TIMING CTRL IDLE AIR CONTROL VALVE (LEFT SIDE OF ENGINE) INJ 4 CTRL INJ 3 CTRL GROUND KNOCK SENS LOW REF MAP SENS LOW REF KNOCK SENS SIG KNOCK SENSOR (LOWER LEFT SIDE OF ENGINE) LEFT I/P FUSE BLOCK (BEHIND LEFT SIDE OF DASH) LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (LEFT SIDE OF ENGINE) NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK 22 23 24 25 26 27 28 WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (BELOW LEFT SIDE OF DASH) PPL PPL/WHT WIRE RED WIRE RED/BLK WIRE SPLICE PACK TAN WIRE TAN/BLK WIRE TAN/WHT WIRE THROTTLE POSITION SENSOR (ON THROTTLE BODY ASSY) TP SENS LOW REF TP SENS SIG TRS SIG P TRS SIG C TRS SIG B TRS SIG A VEHICLE SPEED SENSOR (ON REAR OF TRANSAXLE) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 PNK WIRE 1-2 SS CTRL RIGHT FAN CTRL LEFT FAN CTRL CMP SENS 32 33 PNK WIRE BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) BRN WIRE BRN/WHT WIRE BYPASS CTRL IC CTRL VSS OUT PCM GND PCM GND SERIAL DATA CKP SEN SIG 5 VOLT REF A COOLING FANS SYSTEM CRUISE CONTROL SYSTEM CRUISE CONTROL SYSTEM 83 845 CRUISE DISABLE FUEL INJ 5 DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE EVAP PURGE FUEL INJ 1 2-3 SS CTRL FUEL INJ 3 FUEL INJ 2 FUEL INJ 6 SEN GND FUEL INJECTORS FUEL PUMP AND SENDER ASSEMBLY (IN FUEL TANK) FUEL PUMP MOTOR GRY WIRE HOT AT ALL TIMES PCM BATT FUSE 44 HOT IN ACC, RUN OR START HOT IN RUN OR START HOT IN RUN RIGHT I/P FUSE BLOCK CRUISE FUSE E IAC COIL B HI INSTRUMENT CUSTER SYSTEM KNOCK SENSOR (LOWER LEFT SIDE OF ENG) LEFT I/P FUSE BLOCK LOW REF TCC BK SW SEN GND EGR VAL CTRL KS SIGNAL PPL LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MASS AIRFLOW FLOW SENSOR (TOP REAR OF ENG) ORG/ WIRE ORG/BLK WIRE PCM ACC FUSE G PCM GND SEN GND PCM GROUND SEN GND A/T ISS LO A/T ISS HI VSS HI VSS LO PCM/IGN FUSE 39 PNK 11 12 13 14 15 16 17 18 19 WIRE PNK TRAN RANGE A WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (BELOW LEFT SIDE OF DASH, NEAR STEERING COLUMN) PPL PPL IGN BATTERY PPL PPL DATA LINK CONNECTOR PPL/WHT WIRE RED/BLK WIRE SEN GND TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC/ BRAKE SWITCH (BELOW LEFT SIDE OF DASH) TR SW INPUT B MAF SEN SIG TRANSAXLE RANGE SWITCH (ON LEFT FRONT TOP OF TRANSAXLE) UNDER- HOOD FUSE BLOCK VEHICLE SPEED SENSOR (AT REAR OF ENGINE/TRANSAXLE) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 PNK WIRE 1-2 SHIFT SOLENOID VALVE 2-3 SHIFT SOLENOID VALVE 32 33 PNK WIRE A/C REFRIGERANT PRESSURE SENSOR (FRONT OF ENG COMPT) AUTO TRAN FUSE 38 IGN MOD FUSE 41 AUTO- MATIC INPUT SHAFT SPEED SENSOR AUTOMATIC TRANSAXLE AUTOMATIC TRANSAXLE TEMPERARTURE SENSOR BLK WIRE BLK/WHT WIRE BLU DK WIRE BRN WIRE BRN/WHT WIRE BYPASS CTRL IC CTRL CRANKSHAFT POSITION D,2,1 SW DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DR SW ENGINE OIL LEVEL SWITCH (AT REAR OF ENG) ENGINE OIL PRESSURE SENSOR (LOWER LEFT SIDE OF ENG) F/P INJR FUSE 48 FUEL PUMP RELAY GND IGN PNK WIRE GRY WIRE HOT IN RUN OR START IGNITION CONTROL MODULE (TOP RIGHT REAR OF ENG) LEFT I/P FUSE BLOCK LO SW LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/WHT WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (TOP RIGHT SIDE OF ENG) ORG/ WIRE ORG/BLK WIRE PNK 11 12 13 14 15 16 17 18 19 WIRE PNK 8 9 10 11 12 13 14 WIRE PNK WIRE PPL PPL/WHT WIRE PRESSURE CONTROL SOLENOID VALVE RED WIRE RED/BLK WIRE REV SW TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC SW TORQUE CONVERTER CLUTCH PWM SOLENOID VALVE UNDERHOOD FUSE BLOCK WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE