GMC Rally G2500 (1985-1995) in-line fuse Wiring diagrams

2-DR CAB 2-DR CAB AUXILIARY LEAD (TAPED TO BODY, NEAR FUSE BLOCK) DK BACKUP LIGHT SWITCH (ON STEERING COLUMN) BLK WIRE BLU WIRE BRN WIRE CENTER HIGH MOUNT STOP LAMP CHMSL GROUND (NEAR CHMSL) DK BLU WIRE DK GRN WIRE FUSE FUSE BLOCK (LEFT SIDE OF I/P) GRN WIRE HAZARD HAZARD FLASHER HEAD OFF PARK HEADLIGHT SWITCH HOT AT ALL TIMES HOT IN RUN OR START IN-LINE FUSE INSTRUMENT CLUSTER JUNCTION BLOCK (LEFT SIDE OF COWL) LEFT BACKUP LIGHT LEFT FRONT MARKER LIGHT LEFT FRONT PARK/ TURN LIGHTS LEFT REAR MARKER LIGHT RIGHT REAR MARKER LIGHT RH LH LEFT TAIL/ STOP/ TURN LIGHT LEFT TURN IND LEFT TURN, HAZARD LICENSE LIGHTS LT BLU WIRE LT GRN WIRE NORMAL NOTE:BULBS ARE CASE GROUNDED W/ 2-DR CAB ORG/ WIRE PPL RED WIRE RIGHT BACKUP LIGHT RIGHT FRONT MARKER LIGHT RIGHT FRONT PARK/ TURN LIGHTS RIGHT TAIL/ STOP/ TURN LIGHT RIGHT TURN IND RIGHT TURN, HAZARD STOP -HZ STOP LAMP SWITCH (ON BRAKE PEDAL SUPPORT BRACKET) TAIL LPS TURN B/U TURN FLASHER TURN/ HAZARD SWITCH W/ DRL W/O DRL W/OPTIONAL HEAVY-DUTY TRAILER TOW PACKAGE W/OPTIONAL TRAILER TOW PACKAGES WARNINGS SYSTEM WHT WIRE WIRE LEADS ARE SPLICED TO TRAILER WIRING, OR CONNECTED TO TRAILER WIRE PLUG YEL WIRE

2-DR CAB AUXILIARY LEAD (TAPED TO BODY, NEAR FUSE BLOCK) DK BACKUP LIGHT SWITCH (ON STEERING COLUMN) BLK WIRE BLU WIRE BRN WIRE CENTER HIGH MOUNT STOP LAMP CHMSL GROUND (NEAR CHMSL) DK BLU WIRE DK GRN WIRE FUSE FUSE BLOCK (LEFT SIDE OF I/P) GRN WIRE HAZARD HAZARD FLASHER HEAD OFF PARK HEADLIGHT SWITCH HOT AT ALL TIMES HOT IN RUN OR START IN-LINE FUSE INSTRUMENT CLUSTER JUNCTION BLOCK (LEFT SIDE OF COWL) LEFT BACKUP LIGHT LEFT FRONT MARKER LIGHT LEFT FRONT PARK LIGHT RIGHT FRONT PARK LIGHT LEFT FRONT PARK/ TURN LIGHT LEFT TAIL/ STOP/ TURN LIGHT LEFT REAR MARKER LIGHT LEFT TURN IND LEFT TURN, HAZARD LICENSE LIGHTS LT BLU WIRE LT GRN WIRE NORMAL NOTE:BULBS ARE CASE GROUNDED W/ 2-DR CAB ORG/ WIRE PPL RED WIRE RIGHT BACKUP LIGHT RIGHT FRONT MARKER LIGHT RIGHT FRONT PARK/ TURN LIGHT RIGHT REAR MARKER LIGHT RH LH RIGHT TAIL/ STOP/ TURN LIGHT RIGHT TURN IND RIGHT TURN, HAZARD STD 2-DR CAB STOP -HZ STOP LAMP SWITCH (ON BRAKE PEDAL SUPPORT BRACKET) TAIL LPS TURN B/U TURN FLASHER TURN/ HAZARD SWITCH W/OPTIONAL HEAVY-DUTY TRAILER TOW PACKAGE W/OPTIONAL TRAILER TOW PACKAGES WARNINGS SYSTEM WHT WIRE WIRE LEADS ARE SPLICED TO TRAILER WIRING, OR CONNECTED TO TRAILER WIRE PLUG YEL WIRE

ANTENNA BLK WIRE BUS BAR CIRCUIT BREAKER COAXIAL CABLE DK GRN WIRE DOWN FUSE BLOCK GRY WIRE HORN- DM FUSE HOT AT ALL TIMES IN-LINE FUSE ORG/ WIRE PNK WIRE POWER ANTENNA POWER ANTENNA RELAY RADIO RED WIRE WHT 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

1995 VFTC AIR BAG FUSE AUDIO ALARM MODULE AUXILIARY COOLING FAN CONTROL RELAY BACKUP LAMP SWITCH BRAKE WARNING ALARM BUZZER DAYTIME RUNNING LAMPS MODULE DAYTIME RUNNING LAMPS RELAY DIAGNOSTIC ENERGY RESERVE MODULE DK BLU WIRE ECMI FUSE ELECTRONIC 4-SPEED OVERDRIVE TRANSMISSION EVAPORATOR CANISTER PURGE CONTROL SOLENOID FROM IGNITION SWITCH (VIN N) FUSE BLOCK GAGES FUSE GENERATOR GOVERNOR CONTROL MODULE IGN BUS IN-LINE FUSE INJECTOR 1 INJECTOR 2 INSTRUMENT LINEAR CLUSTER EGR SOLENOID PRINTED CIRCUIT PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) PPL REAR WINDOW DEFOGGER TIMER/ RELAY RED WIRE SENSOR ARMING MODULE SIR CRANK FUSE TRANS FUSE TURN SIGNAL FLASHER TURN-B/U FUSE WHT WIRE YEL WIRE

1995 VFTC BLK WIRE BLU WIRE FUSE BLOCK GRN WIRE HORN/DM FUSE HOT AT ALL TIMES IN-LINE FUSE LEFT LEFT/ RIGHT MOTOR LT BLU WIRE LT LT LEFT OUTSIDE POWER MIRROR ORG/ WIRE POWER MIRROR CONTROL SWITCH PPL PPL/WHT WIRE RED/WHT WIRE RIGHT RIGHT LEFT RIGHT OUTSIDE POWER MIRROR UP DOWN UP/ DOWN MOTOR UP/ DOWN MOTOR LEFT/ RIGHT MOTOR WHT WIRE YEL WIRE

1-2 SHIFT SOLENIOD 2-3 SHIFT SOLENIOD 7.4L ONLY AUXILIARY FUSE BLOCK B/H CONN BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE DATA LINK CONNECTOR (BEHIND LEFT SIDE OF I/P) DK BLU WIRE DK GRN/WHT WIRE ELECTRONIC 4-SPEED AUTOMATIC OVERDRIVE TRANSMISSION FUEL PUMP AND SENDER FUEL PUMP FUSE FUEL PUMP OIL PRESSURE SWITCH (TOP REAR OF ENGINE) FUEL PUMP PRIME CONNECTOR (NO LOCATION AVAILABLE) FUEL PUMP RELAY (RIGHT FRONT OF COWL, ABOVE BLOWER MOTOR) FUSE BLOCK TRANS FUSE GOVERNOR CONTROL MODULE (LEFT TOP FRONT OF ENGINE) GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START IN-LINE FUSE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE PPL PPL 3 4 PPL/WHT WIRE PRESSURE CONTROL SOLENOID RANGE MODE SELECTOR RED WIRE RED/BLK WIRE SOLENOID TAN/WHT WIRE THROTTLE BODY GOVERNOR (LEFT SIDE OF THROTTLE BODY) TORQUE CONVERTER CLUTCH TRANS- MISSION TEMP SENSOR VEHICLE SPEED SENSOR (LEFT REAR OF TRANSMISSION) VEHICLE SPEED SENSOR BUFFER (ON PARKING BRAKE SUPPORT BRACKET) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOLENIOD 2-3 SHIFT SOLENIOD 7.4L ONLY AUXILIARY FUSE BLOCK B/H CONN BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE DATA LINK CONNECTOR (BEHIND LEFT SIDE OF I/P) DK BLU WIRE DK GRN/WHT WIRE ELECTRONIC 4-SPEED AUTOMATIC OVERDRIVE TRANSMISSION FUEL PUMP AND SENDER FUEL PUMP FUSE FUEL PUMP OIL PRESSURE SWITCH (TOP REAR OF ENGINE) FUEL PUMP PRIME CONNECTOR (NO LOCATION AVAILABLE) FUEL PUMP RELAY (RIGHT FRONT OF COWL, ABOVE BLOWER MOTOR) FUSE BLOCK TRANS FUSE GOVERNOR CONTROL MODULE (LEFT TOP FRONT OF ENGINE) GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START IN-LINE FUSE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE PPL PPL 3 4 PPL/WHT WIRE PRESSURE CONTROL SOLENOID RANGE MODE SELECTOR RED WIRE RED/BLK WIRE SOLENOID TAN/WHT WIRE THROTTLE BODY GOVERNOR (LEFT SIDE OF THROTTLE BODY) TORQUE CONVERTER CLUTCH TRANS- MISSION TEMP SENSOR VEHICLE SPEED SENSOR (LEFT REAR OF TRANSMISSION) VEHICLE SPEED SENSOR BUFFER (ON PARKING BRAKE SUPPORT BRACKET) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOLENIOD 2-3 SHIFT SOLENIOD 7.4L ONLY AUXILIARY FUSE BLOCK B/H CONN BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE DATA LINK CONNECTOR (BEHIND LEFT SIDE OF I/P) DK BLU WIRE DK GRN/WHT WIRE ELECTRONIC 4-SPEED AUTOMATIC OVERDRIVE TRANSMISSION FUEL PUMP AND SENDER FUEL PUMP FUSE FUEL PUMP OIL PRESSURE SWITCH (TOP REAR OF ENGINE) FUEL PUMP PRIME CONNECTOR (NO LOCATION AVAILABLE) FUEL PUMP RELAY (RIGHT FRONT OF COWL, ABOVE BLOWER MOTOR) FUSE BLOCK TRANS FUSE GOVERNOR CONTROL MODULE (LEFT TOP FRONT OF ENGINE) GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START IN-LINE FUSE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/BLK WIRE PPL PPL 3 4 PPL/WHT WIRE PRESSURE CONTROL SOLENOID RANGE MODE SELECTOR RED WIRE RED/BLK WIRE SOLENOID TAN/WHT WIRE THROTTLE BODY GOVERNOR (LEFT SIDE OF THROTTLE BODY) TORQUE CONVERTER CLUTCH TRANS- MISSION TEMP SENSOR VEHICLE SPEED SENSOR (LEFT REAR OF TRANSMISSION) VEHICLE SPEED SENSOR BUFFER (ON PARKING BRAKE SUPPORT BRACKET) WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE