Chevrolet Blazer S15 facelift (1998-2005) gauges fuse 4 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

2-HI IND 4-HI IND 4-LO IND ATC FUSE B+ GROUND MOTOR FEED B MOTOR FEED A BARE BARE BLK WIRE BLK/WHT WIRE BODY RELAY BLOCK (BEHIND LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE CLASS II DATA CRANK FUSE DECODER LOGIC DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENCODER SIG RTN FRONT AXLE INDICATOR SWITCH (ON FRONT AXLE, RIGHT OF DIFF) FRONT AXLE VACUUM SOLENOID (ON FIREWALL, NEAR WINDSHIELD WIPER MOTOR) FRONT PROPSHAFT SPEED SENSOR FUSE 15 GAUGES FUSE 4 GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN OR START I/P FUSE BLOCK (ON LEFT END OF DASH) INSTRUMENT PANEL CLUSTER INTERIOR LIGHTS SYSTEM ILLUM LAMPS LOCK SOL OUT LT BLU WIRE LT GRN/BLK WIRE MOTOR LOCK ENCODER MOTOR NCA WIRE NEUTRAL IND ORG/ WIRE PNK BODY CONTROL MODULE WIRE PNK WIRE POWERTRAIN CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) PPL PPL DATA LINK CONNECTOR (DLC) (PARTIAL) (UNDER LEFT SIDE OF DASH) PPL/WHT WIRE PWR REAR PROPSHAFT SPEED SENSOR RED WIRE RED/WHT WIRE REF RUN WIRE SERVICE SOLID STATE SPLICE PACK SPLICE PACK PPL STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TRANSFER CASE ENCODER MOTOR TRANSFER CASE SHIFT CONTROL MODULE (BEHIND RIGHT FRONT KICK PANEL) TRANSFER CASE SHIFT CONTROL SWITCH UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ON TOP OF LEFT FRONT FENDER) 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

2-HI IND 4-HI IND 4-LO IND ATC FUSE B+ GROUND MOTOR FEED B MOTOR FEED A BARE BARE BLK WIRE BLK/WHT WIRE BODY RELAY BLOCK (BEHIND LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE CLASS II DATA CRANK FUSE DECODER LOGIC DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ENCODER SIG RTN FRONT AXLE INDICATOR SWITCH (ON FRONT AXLE, RIGHT OF DIFF) FRONT AXLE VACUUM SOLENOID (ON FIREWALL, NEAR WINDSHIELD WIPER MOTOR) FRONT PROPSHAFT SPEED SENSOR FUSE 15 GAUGES FUSE 4 GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN HOT IN RUN OR START I/P FUSE BLOCK (ON LEFT END OF DASH) INSTRUMENT PANEL CLUSTER INTERIOR LIGHTS SYSTEM ILLUM LAMPS LOCK SOL OUT LT BLU WIRE LT GRN/BLK WIRE MOTOR LOCK ENCODER MOTOR NCA WIRE NEUTRAL IND ORG/ WIRE PNK BODY CONTROL MODULE WIRE PNK WIRE POWERTRAIN CONTROL MODULE (RIGHT FRONT OF ENGINE COMPT) PPL PPL DATA LINK CONNECTOR (DLC) (PARTIAL) (UNDER LEFT SIDE OF DASH) PPL/WHT WIRE PWR REAR PROPSHAFT SPEED SENSOR RED WIRE RED/WHT WIRE REF RUN WIRE SERVICE SOLID STATE SPLICE PACK SPLICE PACK PPL STARTING/ CHARGING SYSTEM TAN WIRE TAN/BLK WIRE TRANSFER CASE ENCODER MOTOR TRANSFER CASE SHIFT CONTROL MODULE (BEHIND RIGHT FRONT KICK PANEL) TRANSFER CASE SHIFT CONTROL SWITCH UNDERHOOD FUSE BLOCK UNDERHOOD FUSE BLOCK (ON TOP OF LEFT FRONT FENDER) YEL WIRE YEL/BLK WIRE

AMBIENT LIGHT SENSOR (ON TOP LEFT SIDE OF DASH) ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM REMOTE KEYLESS ENTRY CIRCUIT BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (UNDER DASH, ON HEATER CASE) BRN WIRE COURTESY LAMP SW SIG FLASH-TO-PASS SW SIG CRUISE FUSE 3 DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DRL RELAY CTRL CLASS 2 SERIAL DATA SIGNAL GROUND IGNITION 1 VOLTAGE EXTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM EXTERIOR PARK LAMPS SUPPLY VOLTAGE GAUGES FUSE 4 GMCM SERIAL DATA GROUND BATTERY POSITIVE VOLTAGE DOOR UNLOCK CTRL DOOR LOCK CTRL GRY WIRE GRY/BLK WIRE HEADLAMP HI BEAM RELAY CTRL HLP DIMMER SW HI BEAM SIG HEADLAMP OFF SIG HEADLAMP RELAY COIL SUPPLY VOLTAGE LED DIMMING SIGNAL VEHICLE SPEED SENSOR SIG HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM COMPUTER DATA LINES SYSTEM HEADLIGHTS SYSTEM INTERIOR LIGHTS SYSTEM ENGINE CONTROLS SYSTEM HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START HOT WITH HEADLAMP SWITCH IN HEAD OR PARK I/P FUSE BLOCK (LEFT END OF DASH) I/P LAMP FUSE SUPPLY VOLTAGE AMBIENT LIGHT SENSOR SIG IGNITION KEY ALARM SWITCH (PART OF IGNITION SWITCH) INSTRUMENT CLUSTER SYSTEM INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM LEFT FRONT TURN SW SIG RIGHT FRONT TURN SW SIG LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PARK BRAKE SWITCH (AT BASE OF PARK BRAKE ASSEMBLY) PARK LP FUSE 5 PNK WIRE PNK/BLK WIRE POWER DISTRI- BUTION SYSTEM (W/ REMOTE KEYLESS ENTRY) POWER DISTRIBUTION SYSTEM (RAP) INTERIOR LIGHTS SYSTEM HORNS SYSTEM PPL PPL/WHT WIRE RAP RELAY COIL CTRL INTERIOR LAMP RELAY COIL CTRL HORN RELAY CTRL RED/WHT WIRE SECURITY SYSTEM SENSOR SIG SPLICE TAN WIRE TBC FUSE (ON TOP OF LEFT FRONT INNER WHEELWELL) UNDERHOOD FUSE BLOCK WARNING SYTEMS TRANSMISSION SYSTEM WHT WIRE YEL 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

1220 126 INST PANEL FUSE LEFT FRONT DR SW HEADLAMP OFF SIG 4.3L 2.2L 58 59 59 58 SERIAL DATA SERIAL DATA BATTERY GROUND BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE (BCM) (UNDER DASH, ON HEATER CASE) BRN WIRE CHIME CRUISE FUSE 3 DK BLU/WHT WIRE DK GRN WIRE DRIVER DOOR JAMB SWITCH DRIVER SEAT BELT SWITCH (OPEN WHEN BUCKLED) GAUGES FUSE 4 GROUND DISTRIBUTION SYSTEM GRY WIRE HEADLAMP SWITCH HOT AT ALL TIMES HOT IN RUN HOT IN RUN, START HOT W/HEADLAMP SWITCH IN PARK OR HEAD HOT W/HEADLAMP SWITCH IN PARK OR HEAD POSITION RHEOSTAT CONTROLLED I/P FUSE BLOCK (ON LEFT END OF DASH) IGNITION 3 VOLT SEAT BELT SWITCH IGNITION KEY ALARM SWITCH (CLOSED W/KEY IN IGNITION SWITCH) ILLUM FUSE 12 INSTRUMENT PANEL CLUSTER (IPC) LT BLU/WHT WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PACKS) PARK HEAD AUTO PARK LPS FUSE 5 PARK LPS VOLT KEY IN IGN SW SERIAL DATA PICKUP EXCEPT CREW CAB PNK IGNITION 1 VOLT LEFT TURN SIG RIGHT TURN SIG WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWERTRAIN CONTROL MODULE (PCM) (ON RIGHT SIDE OF ENGINE COMPARTMENT) PPL PPL/WHT WIRE RADIO SERIAL DATA SERIAL DATA GROUND SPLICE PACK TAN WIRE TBC FUSE UNDERHOOD FUSE BLOCK (ON TOP OF LEFT FRONT INNER WHEELWELL) UTILITY WHT WIRE YEL WIRE