Oldsmobile Bravada II (1995-2001) 4.3l Wiring diagrams

11 14 CLASS 2 CLASS 2 2.2L 4.3L 59 58 CLASS 2 CLASS 2 BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (UNDER DASH, ON HEATER CASE) BODY RELAY BLOCK (BEHIND LEFT SIDE OF DASH, NEAR I/P FUSE BLOCK) BRN/WHT WIRE CIGAR LTR FUSE 2 CLASS 2 DATA LINK CONNECTOR (DLC) (UNDER LEFT SIDE OF DASH) DK GRN WIRE DK GRN/BLK WIRE DK GRN/WHT WIRE DRIVER INFORMATION DISPLAY MODULE (IF EQUIPPED) ELECTRONIC CLIMATE CONTROL MODULE (W/ AUTO A/C) GRY WIRE HOT AT ALL TIMES I/P FUSE BLOCK (ON LEFT END OF DASH) INSTRUMENT CLUSTER LEFT SEAT MEMORY MODULE (UNDER LEFT FRONT SEAT) (ENVOY ONLY) LT BLU WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ WIRE PPL PPL 2 1 TAN WIRE TRANSFER CASE SHIFT CONTROL MODULE UART UNDERHOOD FUSE BLOCK (ON TOP OF LEFT FRONT FENDER) VEHICLE CONTROL MODULE (VCM) (4.3L ONLY) (ON RIGHT FRONT OF ENGINE COMPARTMENT) VEHICLE INTERFACE UNIT (VIU) (ENVOY) (REAR QUARTER OF VEHICLE) WHT WIRE YEL WIRE

1999 ONLY 2.2L 4.3L 4.3L ONLY A/T M/T ABS FUSE 22 ANTI-LOCK BRAKES SYSTEM BARE BARE (NEAR TOP RIGHT REAR OF TRANSMISSION) BLK WIRE BLK/WHT WIRE BODY COMPUTER SYSTEM BODY RELAY BLOCK (BEHIND LEFT SIDE OF DASH) BRN WIRE BRN/WHT (OR PPL/WHT) WIRE BRN/WHT WIRE CRUISE CONTROL MODULE (ON LEFT SIDE OF FIREWALL) CRUISE FUSE 3 CRUISE STATUS CRUISE STATUS VEHICLE SPEED INPUT DK BLU WIRE DK GRN/WHT WIRE ENGINE CONTROL SYSTEM GRY WIRE GRY/BLK WIRE HOT IN RUN I/P FUSE BLOCK (LEFT END OF DASH) INSTRUMENT CLUSTER SYSTEM LT BLU WIRE LT BLU/BLK WIRE LT GRN/BLK WIRE MULTIFUNCTION SWITCH OFF OFF ON POWERTRAIN CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) PPL PPL/WHT (OR PPL) WIRE PPL/WHT WIRE R/A SET SW STOPLAMP SWITCH (BRAKE PEDAL SUPPORT BRACKET) UNDERHOOD FUSE BLOCK (ON TOP OF LEFT FRONT FENDER) VEHICLE CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) VEHICLE SPEED SENSOR (VSS) (ON REAR OF TRANSMISSION) VSS VSS HIGH VSS LOW WHT WIRE

2.2L 4.3L 6 8 (W/O TRIP) (W/ TRIP) A/C COMPRESSOR CLUTCH DIODE A/C COMPRESSOR CLUTCH A/C COMPRESSOR PRESSURE CYCLING SWITCH A/T 2.2L 4.3L AIR INJECTION REACTOR (AIR) PUMP BANK 1 SENSOR 1 BANK 1 SENSOR 2 BANK 2 SENSOR 1 BARE BATTERY BLK WIRE BODY RELAY BLOCK BREAKOUT 2.2L: ENG HARN, 25 CM FROM PCM BREAKOUT) BRN WIRE CRUISE CONTROL MODULE DAYTIME RUNNING LAMPS (DRL) RELAY DRIVER INFORMATION DISPLAY MODULE (UTILITY) ELECTRONIC BRAKE CONTROL MODULE (EBCM) ENVOY EX ENVOY/ BRAVADA ENVOY/ BRAVADA G120 (2.2L) (RIGHT SIDE OF ENGINE BLOCK, UNDER GENERATOR) HEADLAMP POWER RELAY (EX ENVOY) HEATED OXYGEN HEATED OXYGEN SENSOR HIGH MOUNT STOP LAMP RELAY (PICKUP) FUEL PUMP RELAY INSTRUMENT CLUSTER LEFT FOG LAMP LEFT FOG LAMP LEFT FRONT END SUPPLEMENTAL INFLATABLE RESTRAINT DISCRIMINATING SENSOR LEFT FRONT PARK/ TURN LAMP LEFT HIGH BEAM HEADLAMP LEFT HORN LOW BEAM RELAY (ENVOY) NCA WIRE PARK/ NEUTRAL POSITION (PNP) SWITCH MASS AIRFLOW (MAF) SENSOR POWERTRAIN CONTROL MODULE (PCM) IGNITION CONTROL MODULE REAR WINDOW WASHER PUMP MOTOR BRAKE PRESSURE WARNING SWITCH REMOTE CONTROL DOOR LOCK RECEIVER RIGHT FOG LAMP RIGHT FRONT END SUPPLEMENTAL INFLATABLE RESTRAINT DISCRIMINATING SENSOR RIGHT FRONT PARK/ TURN LAMP RIGHT HORN STARTER RELAY SUPPLEMENTAL INFLATABLE RESTRAINT SENSING AND DIAGNOSTIC MODULE TRANSFER CASE SHIFT CONTROL MODULE DATA LINK CONNECTOR (DLC) UNDERHOOD FUSE BLOCK VEHICLE CONTROL MODULE (VCM)/ POWERTRAIN CONTROL MODULE (PCM) VEHICLE SPEED SENSOR (VSS) SHIELD VEHICLE SPEED SENSOR SHIELD W/ AIR INJECTION REACTOR SYSTEM ONLY W/ RKE WHT WIRE WINDSHIELD WASHER PUMP MOTOR

19 13 ECT SENS GRD FUEL LEVEL SIG IN PPL 2.2L 26 28 32 31 4 PRNDL P SIG PRNDL C SIG PRNDL B SIG PRNDL A SIG ECT SENSOR IN 29 30 VSS LOW VSS HIGH 4.3L 46 10 17 MIL IND TACH OUT VSS OUT 5 11 3 MIL IND CTRL SERIAL DATA VSS SIG OUT 54 29 69 72 73 63 ECT SENSOR IN PRNDL A PRNDL B PRNDL C PRNDL P VSS HIGH BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE BRN WIRE BRN/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECT SENS SIG IN ECT SENSR GRD ENGINE COOLANT TEMPERATURE SENSOR (FRONT OF ENGINE, IN COOLANT PIPING) FUEL LEVEL SENSOR W/ FUEL PUMP (TOP OF FUEL TANK) GRN/ WHT WIRE GRY WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PICKUP POWERTRAIN CONTROL MODULE (2.2L ONLY) (RIGHT FRONT OF ENGINE COMPT) PPL PPL 55 6 FUEL LVL IN FUEL LEVEL SENS GRD PPL/WHT WIRE RADIO SERIAL DATA SPLICE SPLICE PACK TACH OUT TRANSMISSION TRANSMISSION RANGE SWITCH (LEFT SIDE OF TRANSMISSION) UTILITY VEHICLE CONTROL MODULE (4.3L ONLY) (RIGHT FRONT OF ENGINE COMPT) VEHICLE SPEED SENSOR (REAR VEHICLE SPEED SENSOR (REAR OF TRANSMISSION) VSS LOW VSS SIG OUT WHT DK GRN/ WIRE WHT WIRE YEL WIRE

1850 1140 GRD BATTERY DATA GRD SENSOR PWR 2.2L 4.3L 710 1057 DATA SENSOR RET SENSOR DATA BLK WIRE BODY CONTROL MODULE (UNDER DASH, ON HEATER CASE) DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) DK GRN/WHT WIRE ENGINE CONTROLS SYSTEM (FUEL PUMP RELAY) HOT AT ALL TIMES LT GRN WIRE ORG/ WIRE ORG/BLK WIRE PASSLOCK SENSOR (AT IGNITION SWITCH) POWERTRAIN CONTROL MODULE (ON RIGHT FRONT OF ENGINE COMPT) PPL RED WIRE RED/WHT WIRE SPLICE PACK TBC FUSE UNDERHOOD FUSE BLOCK VEHICLE CONTROL MODULE (ON RIGHT FRONT OF ENGINE COMPT) WHT WIRE YEL WIRE

4.3L AIR FUSE AIR INJECTION REACTOR FUSE BLOCK AIR INJECTION REACTOR PUMP AIR RELAY AIR SOL FUSE BATTERY BATTERY FUSE BLK WIRE BRN WIRE CALIFORNIA ONLY CAMSHAFT POSITION (CMP) SENSOR (4.3L) CENTRAL SEQUENTIAL FUEL INJECTION (4.3L) CRANKSHAFT POSITION (CKP) SENSOR ECM 1 FUSE ENG 1 FUSE EVAPORATIVE EMISSIONS (EVAP) CANISTER PURGE SOLENOID VALVE FROM ECM 1 FUSE DIAGRAM 1 OF 5) FUEL INJECTORS FUSIBLE LINK GAUGES FUSE 4 GENERATOR HEATED OXYGEN SENSOR HEATED OXYGEN SENSOR HEATED OXYGEN SENSOR I/P FUSE BLOCK IGN A FUSE TO ENG 1 FUSE (DIAGRAM 1 OF 5) IGNITION CONTROL MODULE (ICM) IGNITION COIL IGNITION SWITCH INSTRUMENT CLUSTER BODY CONTROL MODULE LOCK OFF OXYGEN FUSE PICKUP PNK (HEATED OXYGEN SENSOR HARN, NEAR HEATED OXYGEN SENSOR BREAKOUT) PNK WIRE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (2.2L) RED WIRE RUN WIRE SIR FUSE 16 STARTER TO B/U LP FUSE (DIAGRAM 2 OF 5) TO IGN C FUSE (DIAGRAM 2 OF 5) TURN FUSE 10 UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK STARTER RELAY VEHICLE CONTROL MODULE (VCM) (4.3L) YEL WIRE

2.2L 4.3L A/C COMPRESSOR CLUTCH RELAY A/C FUSE LDLEV FUSE ATC FUSE BLK WIRE BLU WIRE BODY CONTROL MODULE REMOTE CONTROL DOOR LOCK RECEIVER BODY RELAY BLOCK CRANK FUSE CRUISE CONTROL MODULE DAYTIME RUNNING LAMPS (DRL) RELAY DK DK DOME AND HIGH MOUNT STOP LAMP HIGH MOUNT STOP LAMP RESISTOR ENVOY EX ENVOY FROM ATC FUSE (DIAGRAM 4 OF 5) FROM HI BEAM FUSE (DIAGRAM 3 OF 5) FROM IGNITION SWITCH GRN WIRE HAZARD SWITCH (UTILITY) HEADLAMP POWER RELAY (EX ENVOY) HIGH MOUNT STOP LAMP RELAY (PICKUP) HORN (A NOTE) HORN (F NOTE) HORN FUSE HORN RELAY HTD MIR FUSE RR DEFOG FUSE HTD SEAT FUSE I/P FUSE BLOCK UNDER- HOOD FUSE BLOCK CLSTR FUSE 11 LEFT LOW BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP LEFT LUMBAR SWITCH LEFT OUTSIDE REARVIEW MIRROR REAR WINDOW DEFOGGER GRID LEFT SEAT HEATER MODULE LIFT- GLASS RELAY LIFTGATE OR ENDGATE LOCK CYLINDER SWITCH LOAD LEVELING TIMER RELAY LOAD LEVELING PUMP LT BLU WIRE LT HDLP FUSE RT HDLP FUSE LT LT MIR/LKS FUSE MULTI- FUNCTION SWITCH (FLASH TO PASS) NCA WIRE ORG/ WIRE OUTSIDE REAR VIEW MIRROR SWITCH LEFT DOOR LOCK/ WINDOW SWITCH PARK/ NEUTRAL POSITION (PNP) SWITCH (A/T) INSTRUMENT CLUSTER PICKUP UTILITY PNK (ENG HARN, 20 CM FROM A/C PRESSURE SENSOR BREAKOUT) WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) AUTOMATIC TRANSMISSION PPL PPL PPL ESTC REAR DEFOGGER RELAY (UTILITY) REAR WINDOW WIPER MOTOR HORN SWITCH RIGHT DOOR LOCK/ WINDOW SWITCH HIGH MOUNT STOP LAMP RIGHT HIGH BEAM HEADLAMP RIGHT LUMBAR SWITCH RIGHT OUTSIDE REARVIEW MIRROR RIGHT SEAT HEATER MODULE RR W/W FUSE STOP LP FUSE TBC FUSE TCC/ STOP LAMP SWITCH TO A/C FUSE (DIAGRAM 4 OF 5) TRAILER WIRING PROVISIONS TRANSFER CASE ENCODER MOTOR TRANSFER CASE SHIFT CONTROL MODULE TRANSFER CASE SHIFT CONTROL MODULE CLUTCH PEDAL POSITION (CPP) SWITCH (M/T) TRCHMSL FUSE UNDER- HOOD FUSE BLOCK UTILITY VECHMSL FUSE W/ RKE WHT WIRE YEL WIRE