GMC Rally G2500 (1985-1995) fusible link Wiring diagrams

BLK WIRE CONTROL AREA DELAY/ SPEED/ WASH CONTROL FUSE BLOCK FUSIBLE LINK GRY WIRE HOT IN ACCY OR RUN I/P GROUND (IN I/P HARNESS) IGN LT BLU WIRE MIST OFF ORG/ WIRE PARK SWITCH PNK WIRE PPL PULSE WASH PULSE SWITCH WHT WIRE WINDSHIELD WASHER PUMP WINDSHIELD WIPER MOTOR MODULE WINDSHIELD WIPER/ WASHER SWITCH WIPER FUSE

BLK WIRE CONTROL AREA DELAY/ SPEED/ WASH CONTROL FUSE BLOCK FUSIBLE LINK GRY WIRE HOT IN ACCY OR RUN IGN MIST OFF PARK SWITCH PNK WIRE PPL PULSE WASH PULSE SWITCH WHT WIRE WINDSHIELD WASHER PUMP (LEFT KICK PANEL) (CENTER OF I/P) WINDSHIELD WIPER MOTOR MODULE WINDSHIELD WIPER/ WASHER SWITCH WIPER FUSE

BLK WIRE CONTROL AREA DELAY/ SPEED/ WASH CONTROL FUSE BLOCK FUSIBLE LINK GRY WIRE HOT IN ACCY OR RUN I/P GROUND (IN I/P HARNESS) IGN MIST OFF PARK SWITCH PNK WIRE PPL PULSE WASH PULSE SWITCH WHT WIRE WINDSHIELD WASHER PUMP (LEFT REAR OF ENGINE COMPT) WINDSHIELD WIPER MOTOR MODULE WINDSHIELD WIPER/ WASHER SWITCH WIPER FUSE

1995 VFTC 4.3L, 7.4L ONLY 5.7L, 6.5L ONLY ACCY ALT FUSE AUTO APPLY PARK BRAKE BLK WIRE BLK/ORG WIRE BRAKE PRESSURE WARNING SWITCH (REAR OF ENGINE COMPT) BRN/WHT WIRE BULB TEST COOLANT TEMP GAUGE DAYTIME RUNNING LAMPS MODULE DAYTIME RUNNING LIGHTS IND DIESEL DIESEL ONLY DK BLU (OR BRN) WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/BLK WIRE ECM-CRNK FUSE ENGINE CONTROLS OR TRANSMISSIONS SYSTEM ENGINE COOLANT LEVEL INDICATOR MODULE ENGINE COOLANT LEVEL INDICATOR PROBE (IN RADIATOR) (FRONT OF ENGINE) ENGINE COOLANT TEMPERATURE SENDER (LEFT SIDE OF ENGINE) FASTEN BELTS IND. FUEL GAUGE FUEL PUMP, SENDER (IN FUEL TANK) FUEL PUMP/ OIL PRESSURE SWITCH, SENDER (LEFT SIDE OF ENGINE) FUSE BLOCK FUSIBLE LINK GAUGES FUSE GLOW PLUG CONTROLLER (REAR OF ENGINE) GLOW PLUGS IND. (DIESEL) GRY WIRE GRY/RED WIRE HEADLIGHTS SYSTEM HI-BEAM IND HOT IN RUN HOT IN RUN, BULB TEST OR START I/P GROUND (IN I/P HARNESS) IGNITION SWITCH ILLUM. LAMPS INSTRUMENT CLUSTER LEFT TURN IND LOW COOLANT IND. (DIESEL) LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE MAL- FUNCTION IND OFF OIL PRESS GAUGE ORG/ WIRE PARK BRAKE IND PARK BRAKE WARNING SWITCH (PARK BRAKE SUPPORT BRACKET) PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (LEFT SIDE OF SHIPPING PANEL) RIGHT FRAME RAIL) RIGHT TURN IND RUN WIRE SERVICE BRAKES IND. SERVICE TRANS- MISSION IND. SPEED- OMETER TAN WIRE TAN/WHT WIRE TRANSMISSIONS SYSTEM VEHICLE SPEED SENSOR (REAR OF TRANSMISSION) VEHICLE SPEED SENSOR BUFFER (BEHIND RIGHT SIDE OF I/P) VOLT- METER W/ DRL W/ DRL LOCK W/O DRL WARNING SYSTEMS WATER IN FUEL IND. (DIESEL) WATER-IN-FUEL SENSOR (DIESEL ONLY) (REAR OF ENGINE) WHT WIRE YEL WIRE YEL/BLK WIRE

1995 VFTC ACCY ACCY BULB TEST LOCK OFF AUDIO ALARM MODULE CONVENIENCE CENTER BATTERY BATTERY JUNCTION BLOCK BLK WIRE BLK/RED WIRE BLOWER SWITCH RIGHT POWER WINDOW SWITCH BRN WIRE BULB TEST CONVENIENCE CENTER DAYTIME RUNNING LAMPS RELAY DK BLU WIRE DK GRN WIRE DRL FUSE PWR ACC CIRCUIT BREAKER FRONT DOME LAMP RADIO FUEL PUMP OIL PRESSURE SWITCH TURN SIGNAL FLASHER BACKUP LAMP SWITCH FUEL PUMP RELAY POWERTRAIN CONTROL MODULE (PCM) FUEL PUMP STOP-HZ FUSE FUSE FUSE BLOCK FUSIBLE FUSIBLE LINK GENERATOR GRY WIRE HEADLIGHT SWITCH HEATER RADIO CONTROL LAMP HIGH BLOWER RELAY HORN RELAY HORN/DM TAIL LPS FUSE FUSE SHUNT IGNITION COIL IGNITION SWITCH INSTR LPS FUSE INSTRUMENT CLUSTER LEFT DOOR LOCK SWITCH DOOR LOCK RELAY LEFT POWER WINDOW SWITCH LIGHT SWITCH LINK LOCK OFF NCA WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PPL PROVISIONS FOR REAR DOME LAMP PWR WDO CIRCUIT BREAKER HTR A/C FUSE RADIO WINDSHIELD WIPER/ WASHER SWITCH WINDSHIELD WIPER MOTOR MODULE RED WIRE RIGHT DOOR LOCK SWITCH RUN WIRE STARTER SOLENOID STOPLAMP SWITCH HAZARD FLASHER AUDIO ALARM MODULE TO ECM I, GAGES, TRANS FUSES AND TRANSMISSION RANGE INDICATOR LAMP TURN-B/U FUSE RADIO WIPER FUSE FUSE W/ A/C W/ A/C W/O A/C W/O A/C WHT WIRE YEL WIRE

1995 VFTC AUXILIARY COOLING FAN CONTROL RELAY AUXILIARY FUSE BLOCK BASE MODELS BATT BUS BATTERY JUNCTION BLOCK BLK WIRE BRAKE FUSE BRN WIRE CIGARETTE LIGHTER DAYTIME RUNNING LAMPS RELAY DRL FUSE F/PMP FUSE FORWARD BATTERY FOUR- WHEEL ANTILOCK BRAKE MODULE FOUR- WHEEL ANTILOCK BRAKE MODULE ELECTRONIC INJECTION PUMP (DRIVER) FROM IGNITION SWITCH FRONT DOME LAMP FUEL SHUT OFF SOLENOID FUSE BLOCK FUSIBLE FUSIBLE LINK GLOW PLUG CONTROL MODULE GLOW PLUG CONTROLLER GENERATOR HEADLIGHT RADIO SWITCH ASSEMBLY HIGH BLOWER RELAY HORN RELAY INTERIOR LIGHTING CONTROL SWITCH REAR DOME LAMP HORN- DM FUSE IN-LINE FUSE LINK ORG/ WIRE PNK PNK WIRE PNK WIRE PNK/WHT WIRE POWER MIRROR CONTROL SWITCH RIGHT VISOR MIRROR LAMP LEFT VISOR MIRROR LAMP POWERTRAIN PULSE WIPER WIPER/ CONTROL WASHER MOTOR MODULE SWITCH MODULE PWR ACC BUS RADIO FUSE WIPER FUSE ECMB FUSE RADIO WINDSHIELD REAR BATTERY RED WIRE SHUNT STARTER MOTOR TAIL LPS FUSE TO IGNITION SWITCH TO STOP-HZ FUSE, PWR ACC CIRCUIT BREAKER (FUSE BLOCK) TO TRAILER WIRING VEHICLE SPEED SENSOR BUFFER VIN P ONLY VIN Y ONLY WHT WIRE WITH DOME AND STEPWELL LAMPS ONLY YEL WIRE

1995 VFTC ACCY ACCY BULB TEST LOCK OFF ANTI- LOCK MODULE AUXILIARY FUSE BLOCK DRL FUSE BATT BUS SHUNT BATTERY BATTERY JUNCTION BLOCK BLK WIRE BLK/RED WIRE BRK FUSE BRN WIRE BULB BULB TEST CIGARETTE LIGHTER DAYTIME RUNNING LAMPS RELAY F/PMP FUSE FOUR- WHEEL ANTILOCK BRAKE MODULE FRONT DOME LAMP FUEL PUMP OIL PRESSURE SWITCH AND SENDER FUEL PUMP RELAY FUSE BLOCK FUSIBLE FUSIBLE LINK GENERATOR AUXILIARY COOLING FAN CONTROL RELAY (VIN N, W/ AIR CONDITIONER ONLY) HEADLIGHT RADIO SWITCH ASSEMBLY HIGH BLOWER RELAY HORN RELAY DOME LAMP INTERRUPT SWITCH REAR DOME LAMP HORN- DM FUSE IGNITION COIL IGNITION SWITCH IN-LINE FUSE LINK LOCK OFF LOCK TEST OFF ORG/ WIRE PNK WIRE POWER MIRROR CONTROL SWITCH POWERTRAIN CONTROL MODULE PPL PULSE WINDSHIELD WIPER WIPER/ WASHER MOTOR SWITCH MODULE PWR ACC BUS RADIO DRL MODULE RADIO FUSE WIPER FUSE ECMB FUSE RED WIRE RUN WIRE STARTER MOTOR STARTER SOLENOID TAIL LPS FUSE TAN/WHT WIRE TO AUX HTR A/C, HTR A/C FUSES, PWR WDO CIRCUIT BREAKER TO SIR (OR AIRBAG), TO SIR CRANK FUSE TO STOP-HZ FUSE, PWR ACC CIRCUIT BREAKER TRAILER WIRING TRANS, ECMI, TURN-B/U, GAGES FUSES VEHICLE SPEED SENSOR BUFFER WHT WIRE YEL WIRE

ACCY ACCY BULB TEST LOCK AUDIO ALARM MODULE AUTO APPLY PARK BRAKE AUX AUX CIRCUIT BREAKER AUXILIARY COOLING FAN RELAY BATTERY BATTERY JUNCTION BLOCK BLK WIRE BLK/RED WIRE BRAKE PRESSURE WARNING SWITCH BRN WIRE BRN/WHT WIRE BULB TEST DAYTIME RUNNING LAMPS AUXILIARY COOLING FAN RELAY DAYTIME RUNNING LAMPS MODULE DAYTIME RUNNING LAMPS RELAY DK GRN WIRE DOME LAMP ECM-BAT FUSE ACC-RADIO FUSE FROM PANEL DIMMER SWITCH ASSEMBLY (INTERIOR LIGHTS SYSTEM) FUEL PUMP OIL PRESSURE SWITCH FUEL PUMP RELAY POWERTRAIN CONTROL MODULE FUSE BLOCK FUSIBLE FUSIBLE LINK GAGES FUSE GENERATOR GRY WIRE HAZARD FLASHER HEADLIGHT SWITCH ASSEMBLY HORN RELAY HTR FUSE I/P CLUSTER IGNITION SWITCH INSTR-LPS LPS BUS FUSE LINK LOCK LOCK OFF OFF ORG/ WIRE PARK BRAKE WARNING SWITCH PCM PNK WIRE PNK/ WHT WIRE PPL PWR CIRCUIT BREAKER RED WIRE RELAY RUN WIRE SHUNT STARTER MOTOR STOP- HZ FUSE STOPLAMP SWITCH TAIL LPS FUSE HORN/DM FUSE TAN/WHT WIRE TO ALT, ECM-CRANK, TURN-B/U, TRANS, INJECTOR FUSES AND IGNITION COIL TRANSMISSION INSTRUMENT AUDIO POSITION CLUSTER ALARM INDICATOR MODULE LAMP WHT PNK/ WIRE WHT WIRE WIPER FUSE WIPER SWITCH

"SERVICE THROTTLE" LAMP 12 13 PNK WIRE A/C SIG AIR CONDITIONING SYSTEM APP 3 SENS SIG FUEL TEMP SIG IAT SIG BARO SENSOR (NO LOCATION AVAILABLE) BLK WIRE BLK/WHT WIRE BLU WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ECM-CRNK FUSE FUEL HEATER (NO LOCATION AVAILABLE) FUEL PUMP (NO LOCATION AVAILABLE) FUEL PUMP OIL PRESSURE SWITCH FUEL PUMP RELAY (NO LOCATION AVAILABLE) FUSIBLE LINK FUSIBLE LINKS GLOW PLUG CONTROL RELAY (RIGHT REAR TOP OF ENGINE) GLOW PLUG SIG GROUND (NO LOCATION AVAILABLE) GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT AT ALL TIMES FUSE BLOCK STOP FUSE HOT IN RUN, BULB TEST OR START HOT IN START OR RUN ALT FUSE IGNITION FEED INSTRUMENT CLUSTER INSTRUMENT CLUSTERS SYSTEM LEFT BANK GLOW PLUGS LT GRN WIRE LT GRN/WHT WIRE MANIFOLD ABSOLUTE PRESSURE SENSOR (NO LOCATION AVAILABLE) ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) (LEFT SIDE OF DRIVER'S ISLAND) PPL 15 16 PPL/WHT WIRE RED WIRE RED/BLK WIRE RIGHT BANK GLOW PLUGS SERVICE ENGINE SOON LAMP STARTING/ CHARGING SYSTEM STOP LAMP/ CRUISE CONTROL BRAKE SWITCH (ON BRAKE PEDAL SUPPORT) TAN WIRE TCC BRAKE SWITCH (ON BRAKE PEDAL SUPPORT) PPL WAIT LAMP WASTEGATE SOL CTRL WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

"TRANS" LAMP 1-2 SHIFT SOL 2-3 SHIFT SOL TCC SOL 2-3 SHIFT SOL CTRL 1-2 SHIFT SOL CTRL DIAGNOSTIC TEST A/C INPUT BRAKE SIGNAL TCC CONTROL PPL AIR CONDI- TIONING SYSTEM AIR CONDITIONING SYSTEM B/H BATTERY FEED BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BRAKE/TRANS- MISSION SHIFT INTERLOCK RELAY (ON STEERING COLUMN) BRN WIRE DATA LINK CONNECTOR (UNDER LEFT SIDE OF I/P) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE ECM BAT FUSE ELECTRONIC 4-SPEED AUTOMATIC OVERDRIVE TRANSMISSION ENGINE SPEED SENSOR (TOP REAR OF ENGINE) ENGINE SPEED SIGNAL SENSOR GROUND TP SENSOR INPUT FUSE BLOCK FUSIBLE LINK (20 GA- RUST) FUSIBLE LINK FUSIBLE LINKS GAGES FUSE GLOW PLUG CONTROLLER (LEFT SIDE OF ENGINE) GLOW PLUG WAIT LAMP GRN WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE HOT AT ALL TIMES HOT AT ALL TIMES FUSIBLE LINK HOT IN CRANK HOT IN RUN, BULB TEST OR START HOT IN START OR RUN IGNITION SWITCH INPUTS INSTRUMENT CLUSTER (LEFT SIDE OF I/P) LEFT BANK GLOW PLUGS LT BLU/WHT WIRE LT GRN WIRE LT PPL ORG/ WIRE ORG/BLK WIRE PCS HI PCS LO IGNITION PNK RANGE SIGNAL A RANGE SIGNAL B RANGE SIGNAL C WIRE PNK WIRE PNK/BLK WIRE PPL PRESSURE CONTROL SOLENOID RANGE MODE SELECTOR RED WIRE RED/BLK WIRE RIGHT BANK GLOW PLUGS SERVICE TRANS OUTPUT SERIAL DATA STARTER MOTOR (LOWER RIGHT REAR OF ENGINE) SYSTEM GROUND SYSTEM GROUND 452 416 SENSOR GROUND 5 VOLTS REF TAN WIRE TCC/BRAKE SWITCH (ON BRAKE PEDAL SUPPORT) TRAN- SMISSION FLUID TEMP (TFT) SENSOR TRANS FLUID TEMP SIG MAP SENS TRANS FUSE ECM I FUSE TRANSMISSION CONTROL MODULE (TCM) (BELOW DRIVER SEAT) TRANSMISSION INPUT SPEED SENSOR (LEFT FRONT SIDE OF TRANSMISSION) VEHICLE SPEED INPUT TRANS INPUT SPD LO TRANS INPUT SPD HI VEHICLE SPEED SENSOR (REAR OF TRANSMISSION) VEHICLE SPEED SENSOR BUFFER (UNDER RIGHT SIDE OF I/P) VEHICLE SPD OUTPUT VSS WHT WIRE WHT/BLK WIRE YEL/BLK WIRE