Chevrolet Blazer S15 facelift (1998-2005) pnk pnk Wiring diagrams

1 2 6 8 16 19 20 21 24 40 42 46 47 48 51 62 63 GND TCC PWM PC SOL HI PC SOL LO 1 8 17 18 19 20 32 33 34 40 53 57 58 59 63 72 74 75 79 80 GND 1-2 SHIFT SOLENOID 2-3 SHIFT SOLENOID 3-2 SHIFT SOLENOID A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH ABS FUSE 22 AUTOMATIC TRANSMISSION BARE BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLSTR FUSE 11 CRUISE CONTROL, ANTI-LOCK BRAKES SYSTEMS DK BLU WIRE DK GRN WIRE ECM-B FUSE ELECTRONIC BRAKE CONTROL MODULE ENGINE COOLANT TEMPERATURE SENSOR (ON LEFT CYLINDER HEAD, BETWEEN REAR PLUGS) FLUID TEMP SENSOR GAUGES FUSE 4 GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN OFF, RUN OR START HOT IN RUN OR START I/P FUSE BLOCK (ON LEFT END OF DASH) INSTRUMENT CLUSTER A/T SHIFT LOCK SOLENOID INSTRUMENT PANEL CLUSTER (IPC) LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MIL (SERVICE ENGINE SOON IND) ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PNK PNK PNK WIRE PNK PNK UTILITY W/ FLOOR SHIFT WIRE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) PPL PPL DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) PPL/WHT WIRE PRESS CTRL SOLENOID RED WIRE RED/BLK WIRE REV, LO RUN WIRE SOLID STATE SPLICE PACK STOPLAMP SWITCH (ON BRAKE PEDAL SUPPORT BRACKET) TAN WIRE TAN/BLK WIRE TCC PWM SOLENOID TCC SOLENOID THROTTLE POSITION SENSOR (ON THROTTLE BODY ASSEMBLY) UNDERHOOD FUSE BLOCK (ON TOP OF LEFT FRONT FENDER) ECM I FUSE VEHICLE SPEED SENSOR (RIGHT REAR OF TRANS) VSS ADAPTER WHT WIRE YEL WIRE YEL/BLK WIRE

1 2 6 8 16 19 20 21 24 40 42 46 47 48 51 62 63 GND TCC PWM PC SOL HI PC SOL LO 1 8 17 18 19 20 32 33 34 40 53 57 58 59 63 72 74 75 79 80 GND 1-2 SHIFT SOLENOID 2-3 SHIFT SOLENOID 3-2 SHIFT SOLENOID A/T FLUID PRESSURE MANUAL VALVE POSITION SWITCH ABS FUSE 22 AUTOMATIC TRANSMISSION BARE BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLSTR FUSE 11 CRUISE CONTROL, ANTI-LOCK BRAKES SYSTEMS DK BLU WIRE DK GRN WIRE ECM-B FUSE ELECTRONIC BRAKE CONTROL MODULE ENGINE COOLANT TEMPERATURE SENSOR (ON LEFT CYLINDER HEAD, BETWEEN REAR PLUGS) FLUID TEMP SENSOR GAUGES FUSE 4 GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN OFF, RUN OR START HOT IN RUN OR START I/P FUSE BLOCK (ON LEFT END OF DASH) INSTRUMENT CLUSTER A/T SHIFT LOCK SOLENOID INSTRUMENT PANEL CLUSTER (IPC) LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MIL (SERVICE ENGINE SOON IND) ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PNK PNK PNK WIRE PNK PNK UTILITY W/ FLOOR SHIFT WIRE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) PPL PPL DATA LINK CONNECTOR (UNDER LEFT SIDE OF DASH) PPL/WHT WIRE PRESS CTRL SOLENOID RED WIRE RED/BLK WIRE REV, LO RUN WIRE SOLID STATE SPLICE PACK STOPLAMP SWITCH (ON BRAKE PEDAL SUPPORT BRACKET) TAN WIRE TAN/BLK WIRE TCC PWM SOLENOID TCC SOLENOID THROTTLE POSITION SENSOR (ON THROTTLE BODY ASSEMBLY) UNDERHOOD FUSE BLOCK (ON TOP OF LEFT FRONT FENDER) ECM I FUSE VEHICLE SPEED SENSOR (RIGHT REAR OF TRANS) VSS ADAPTER WHT WIRE YEL WIRE YEL/BLK WIRE

7 8 9 10 11 12 FUSED IGN GROUND VSS IN AIR TEMP INT LITE DIM PARKLAMPS AIR BAG IND ANTI-LOCK IND 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) BRAKE IND BRN WIRE BRN/WHT WIRE CHARGE IND CHECK GAUGES IND CLR IC LOGIC CLSTR FUSE 11 COOLANT TEMPERATURE CRUISE FUSE 3 CTSY LAMP FUSE 8 DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE DRIVER INFORMATION CENTER MODULE (IN FRONT OVERHEAD CONSOLE) ENG SPD VSS IGN 3 SERIAL DATA EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM FUEL FUSED BATT SERIAL DATA GAUGES FUSE 4 GRN WIRE GROUND PARK SW BATT GRY WIRE HIGH BEAM IND HOT AT ALL TIMES HOT IN ACCY, RUN OR RAP HOT IN RUN HOT IN RUN OR START HOT IN RUN, BULB TEST OR START HOT W/HEADLAMP SW IN PARK OR HEAD I/P FUSE BLOCK (LEFT END OF DASH) IGN 1 OFF/RUN ILLUM FUSE 12 ILLUMINATION (6 BULB) INSTRUMENT CLUSTER LEFT TURN LOW FUEL LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE MIL (SERVICE ENGINE SOON IND) ODOMETER DISPLAY OIL ORG/ WIRE ORG/BLK WIRE OVER SPEED ALARM IND P R N D 3 2 1 PARK SWITCH (IN STEERING COLUMN) PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL/WHT WIRE RDO BATT FUSE 19 RDO IGN FUSE 24 RED WIRE RIGHT TURN SEAT BELT IND SECURITY IND SERVICE SPARE SPEEDOMETER SPLICE SPLICE PACK TACHOMETER TAIL GATE ALARM IND TAN/WHT WIRE TRANSFER CASE SHIFT CONTROL MODULE (BEHIND RIGHT FRONT KICK PANEL) TRIP RESET UPSHIFT IND VOLT W/ TRIP COMPUTER WHT WIRE YEL WIRE

4.3L 4.3L ONLY AIR FUSE AIR INJECTION REACTOR FUSE BLOCK AIR RELAY AIR SOL FUSE BATTERY BATTERY FUSE BLK WIRE CALIFORNIA ONLY CENTRAL SEQUENTIAL FUEL INJECTION (4.3L) ECM 1 FUSE ENG 1 FUSE EVAPORATIVE EMISSIONS (EVAP) CANISTER PURGE SOLENOID EVAPORATIVE EMISSIONS (EVAP) CANISTER VENT SOLENOID FROM ECM 1 FUSE DIAGRAM 1 OF 5) FUEL INJECTORS FUEL INJECTR 1 FUEL INJECTR 2 FUEL INJECTR 3 FUEL INJECTR 4 FUSIBLE LINK GAUGES FUSE 4 GENERATOR GRY WIRE 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 COIL POWERTRAIN CONTROL MODULE (PCM) IGNITION CONTROL MODULE (ICM) IGNITION SWITCH INSTRUMENT PANEL CLUSTER (IPC) BODY CONTROL MODULE LOCK OFF MASS AIR FLOW (MAF) SENSOR (4.3L) NCA WIRE OXYGEN FUSE PICKUP PNK 2.2L WIRE PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE RED WIRE RUN WIRE SECONDARY AIR INJECTION REACTOR PUMP SIR FUSE 16 STARTER SWITCH TO B/U LP FUSE (DIAGRAM 2 OF 5) TO ENG HARN, 5 CM FROM BREAKOUT TO ENG HARN) TO IGN C FUSE (DIAGRAM 2 OF 5) TURN FUSE 10 UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK STARTER RELAY YEL WIRE

4.3L (ENG HARN, 10 CM FROM MAP SENSOR BREAKOUT) A/C COMPRESSOR CLUTCH RELAY A/C FUSE RR W/W FUSE ATC FUSE AUTOMATIC TRANSMISSION SHIFT LOCK ACTUATOR (W/ FLOOR SHIFT A/T) BLK WIRE BLU WIRE BODY CONTROL MODULE REMOTE CONTROL DOOR LOCK RECEIVER BODY RELAY BLOCK CENTER HIGH MOUNTED STOP LAMP CRUISE CONTROL MODULE DAYTIME RUNNING LAMPS (DRL) RELAY DK BLU WIRE DK GRN WIRE DOME HIGH MOUNT STOP LAMP RESISTOR DRIVER OUTSIDE REAR VIEW MIRROR REAR WINDOW DEFOGGER GRID DRIVER SEAT HEATER MODULE DRIVER SEAT LUMBAR SWITCH FROM ATC FUSE (DIAGRAM 4 OF 5) FROM HI BEAM FUSE (DIAGRAM 3 OF 5) FROM IGNITION SWITCH FRONT PASSENGER HEATED SEAT ASSEMBLY FRONT PASSENGER SEAT LUMBAR SWITCH HEADLAMP POWER RELAY HIGH MOUNT STOP LAMP 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 CLSTR FUSE INSTRUMENT PANEL CLUSTER (IPC) LEFT LOW BEAM HEADLAMP RIGHT LOW BEAM HEADLAMP LIFT- GLASS RELAY (UTILITY) LT BLU WIRE LT HDLP FUSE RT HDLP FUSE LT LT MIR/LKS FUSE MULTI- FUNCTION SWITCH (FLASH TO PASS) MULTIFUNCTION SWITCH (UTILITY) NCA WIRE ORG/ WIRE OUTSIDE REAR VIEW MIRROR SWITCH DRIVER DOOR LOCK/ SIDE WINDOW SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PNK (BODY HARN, 13 CM FROM BLOWER MOTOR BREAKOUT) PNK 2.2L WIRE PNK (ENG HARN, 20 CM FROM A/C REFRIGERANT PRESSURE SENSOR BREAKOUT) PNK PNK WIRE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) AUTOMATIC TRANSMISSION PPL PPL PPL PPL ESTC REAR DEFOGGER RELAY (UTILITY) REAR WINDOW WIPER MOTOR RIGHT HIGH BEAM HEADLAMP STOP LP FUSE STOPLAMP SWITCH TBC FUSE TO A/C FUSE (DIAGRAM 4 OF 5) TRAILER WIRING PROVISIONS TRANSFER CASE ENCODER MOTOR TRANSFER CASE SHIFT CONTROL MODULE TRCHMSL FUSE UNDER- HOOD FUSE BLOCK UNDER- HOOD FUSE BLOCK CRANK FUSE UTILITY VECHMSL FUSE W/ RKE WHT WIRE YEL WIRE

BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (UNDER DASH, ON HEATER CASE) BRN WIRE BRN/WHT WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM-B FUSE ENG SPD FUEL PUMP PRIME CONNECTOR FUEL PUMP RELAY FUEL PUMP, SENDER ASSEMBLY (ON TOP OF FUEL TANK) FUEL TANK PRESSURE SENSOR (TOP OF FUEL TANK) GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM INTAKE AIR TEMPERATURE SENSOR (IN FRESH AIR INTAKE DUCT) LT BLU/WHT WIRE LT GRN WIRE MAF SIG MANIFOLD ABSOLUTE PRESSURE SENSOR (TOP CENTER OF ENGINE) MASS AIRFLOW SENSOR (MAF) (ON AIR INTAKE ASSY) MIL INPUT ORG/ WIRE PICK-UP PNK 25 26 27 28 WIRE PNK PNK PNK 1 2 3 4 5 6 WIRE PNK PNK WIRE PNK WIRE PPL RED WIRE RED/BLK WIRE SPLICE PACK 201 (LEFT SIDE OF DASH) TAN WIRE TAN/BLK WIRE THROTTLE POSITION SENSOR (ON THROTTLE BODY ASSEMBLY) UNDERHOOD FUSE BLOCK UTILITY WHT WIRE YEL WIRE YEL/BLK WIRE

12 V REF GROUND 225 1694 TRANSMISSION SYSTEM A/C SYSTEM ANTI-LOCK BRAKE SYSTEM AXLE SW VSS LOW VSS HI BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CHARGING SYSTEM CRUISE CONTROL SYSTEM CRUISE ENG DISTRIBUTOR (TOP REAR OF ENGINE) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC IGNITION CONTROL MODULE (TOP RIGHT SIDE OF ENGINE) EVAP PURGE EVAP VENT MIL 2-3 SHIFT 1-2 SHIFT VSS VSS TFT SENSOR GEN F IAC B HI IAC B LO IAC A LO IAC A HI GEN T/O AXLE SW A/C REQ GRN WIRE GRY WIRE GRY/BLK WIRE HIGH VOLTAGE COIL WIRE IDLE AIR CONTROL VALVE (ON THROTTLE BODY ASSEMBLY) IGNITION COIL (RIGHT SIDE OF ENGINE) LOW REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE LT PPL MAF SIG MAP SIG NCA WIRE PC SOL PC SOL FUEL PMP RLY ENGINE SPD PNK IGNITION FEED IGN TIMING SIG. TACH. SIG. GROUND WIRE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (RIGHT SIDE OF ENGINE COMPT) PPL PPL FUEL LEV A/C LOW PPL/WHT WIRE RED WIRE RED/BLK WIRE SPARK PLUGS STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TCC SOL A/C CLU TP SENS IAT SENS IC TIMING TRANS SIG C TRANS SIG A TANK PRES PNK WIRE TRANSMISSION SYSTEM VEHICLE SPEED SENSOR (REAR OF TRANSMISSION) WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (UNDER DASH, ON HEATER CASE) BRN WIRE BRN/WHT WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM-B FUSE ENG SPD FUEL PUMP PRIME CONNECTOR FUEL PUMP RELAY FUEL PUMP, SENDER ASSEMBLY (ON TOP OF FUEL TANK) FUEL TANK PRESSURE SENSOR (TOP OF FUEL TANK) GRY WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM INTAKE AIR TEMPERATURE SENSOR (IN FRESH AIR INTAKE DUCT) LT BLU/WHT WIRE LT GRN WIRE MAF SIG MANIFOLD ABSOLUTE PRESSURE SENSOR (TOP CENTER OF ENGINE) MASS AIRFLOW SENSOR (MAF) (ON AIR INTAKE ASSY) MIL INPUT ORG/ WIRE PICK-UP PNK 25 26 27 28 WIRE PNK PNK PNK 1 2 3 4 5 6 WIRE PNK PNK WIRE PNK WIRE PPL RED WIRE RED/BLK WIRE SPLICE PACK 201 (LEFT SIDE OF DASH) TAN WIRE TAN/BLK WIRE THROTTLE POSITION SENSOR (ON THROTTLE BODY ASSEMBLY) UNDERHOOD FUSE BLOCK UTILITY WHT WIRE YEL WIRE YEL/BLK WIRE

12 V REF GROUND 225 1694 TRANSMISSION SYSTEM A/C SYSTEM ANTI-LOCK BRAKE SYSTEM AXLE SW VSS LOW VSS HI BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CHARGING SYSTEM CRUISE CONTROL SYSTEM CRUISE ENG DISTRIBUTOR (TOP REAR OF ENGINE) DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ELECTRONIC IGNITION CONTROL MODULE (TOP RIGHT SIDE OF ENGINE) EVAP PURGE EVAP VENT MIL 2-3 SHIFT 1-2 SHIFT VSS VSS TFT SENSOR GEN F IAC B HI IAC B LO IAC A LO IAC A HI GEN T/O AXLE SW A/C REQ GRN WIRE GRY WIRE GRY/BLK WIRE HIGH VOLTAGE COIL WIRE IDLE AIR CONTROL VALVE (ON THROTTLE BODY ASSEMBLY) IGNITION COIL (RIGHT SIDE OF ENGINE) LOW REF LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE LT PPL MAF SIG MAP SIG NCA WIRE PC SOL PC SOL FUEL PMP RLY ENGINE SPD PNK IGNITION FEED IGN TIMING SIG. TACH. SIG. GROUND WIRE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (RIGHT SIDE OF ENGINE COMPT) PPL PPL FUEL LEV A/C LOW PPL/WHT WIRE RED WIRE RED/BLK WIRE SPARK PLUGS STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TCC SOL A/C CLU TP SENS IAT SENS IC TIMING TRANS SIG C TRANS SIG A TANK PRES PNK WIRE TRANSMISSION SYSTEM VEHICLE SPEED SENSOR (REAR OF TRANSMISSION) WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE