GMC Rally G3500 (1985-1996) red Wiring diagrams

1995 VFTC BAT VOLT SENSE INPUT BATTERY JUNCTION BLOCK BLK WIRE BLK/RED WIRE DIESEL FORWARD BATTERY FUSE BLOCK FUSIBLE LINK (12 GA. RUST) GAUGES FUSE GENERATOR GLOW PLUG CONTROLLER (LEFT SIDE OF ENGINE) HOT IN START OR RUN INSTRUMENT CLUSTER PNK WIRE PNK/BLK WIRE REAR BATTERY RECTIFIER BRIDGE RED WIRE REGULATOR (SOLID STATE) STARTER SOLENOID STATOR SW BAT FIELD (ROTOR) TURN ON INPUT VOLT- METER

* W/ SCHOOL BUS EQUIPMENT) 1995 VFTC ALT FUSE BATTERY JUNCTION BLOCK BLK WIRE FUSE BLOCK GENERATOR (RIGHT FRONT OF ENGINE) HOT IN RUN, BULB TEST OR START INSTRUMENT CLUSTER LEFT (OR REAR) BATTERY RIGHT (OR FRONT) BATTERY PNK/BLK WIRE POWER DISTRIBUTION SYSTEM RED WIRE STATOR TURN ON INPUT VOLT- METER

* SCHOOL BUS GROUND RECTIFIER BRIDGE 1995 VFTC ALT FUSE BAT VOLT SENSE INPUT BATTERY BATTERY JUNCTION BLOCK BLK WIRE FUSE BLOCK FUSIBLE LINK C (10 GA- RUST) GENERATOR HOT IN RUN, BULB TEST OR START INSTRUMENT CLUSTER NOT USED NOT USED PNK/BLK WIRE RED WIRE REGULATOR (SOLID STATE) SW BAT FIELD (ROTOR) TURN ON INPUT VOLT- METER

1995 VFTC BAT VOLT SENSE INPUT BATTERY BATTERY JUNCTION BLOCK BLK WIRE BLK/RED WIRE FUSE BLOCK FUSIBLE LINK (10 GA-RUST) GAGES FUSE GENERATOR HOT IN RUN OR START INSTRUMENT CLUSTER PNK/BLK WIRE RECTIFIER BRIDGE RED WIRE REGULATOR (SOLID STATE) STARTER CIRCUIT STATOR SW BAT FIELD (ROTOR) TURN ON INPUT VOLT- METER

** (RIGHT FRAME RAIL, NEAR BATTERY) 1995 VFTC ALT FUSE BAT VOLT SENSE INPUT BATTERY BATTERY JUNCTION BLOCK BLK WIRE BLK/RED WIRE FUSE BLOCK GENERATOR HOT IN RUN, BULB TEST OR START INSTRUMENT CLUSTER PNK/BLK WIRE RECTIFIER BRIDGE RED WIRE REGULATOR (SOLID STATE) STARTER CIRCUIT STATOR SW BAT FIELD (ROTOR) TURN ON INPUT VOLT- METER

BATTERY JUNCTION BLOCK (LEFT SIDE OF COWL) BLK WIRE FRONT DOME LAMP FUSE BLOCK- I/P FUSIBLE LINK (20 GA-RUST) HEADLIGHT SWITCH DOME SWITCH HORN/DM FUSE HOT AT ALL TIMES IN LINE UNDERHOOD LAMP FUSE KEYLESS ENTRY MODULE LEFT DOOR JAMB SWITCH OPTIONAL ORG/ WIRE REAR DOME LAMP RED WIRE RIGHT DOOR JAMB SWITCH SIDE DOOR JAMB SWITCH UNDERHOOD LAMP W/KEYLESS ENTRY W/O KEYLESS ENTRY WHT WIRE

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

1995 VFTC ALT FUSE AUDIO ALARM MODULE BACKUP LAMP SWITCH CONVENIENCE CENTER CRUISE CONTROL ACTIVATOR CRUISE CONTROL BRAKE SWITCH CRUISE CONTROL MODULE DK BLU WIRE ECM-CRNK FUSE ELECTRONIC 4-SPEED AUTOMATIC OVERDRIVE TRANSMISSION EVAPORATIVE CANISTER PURGE SOLENOID FUSE BLOCK GENERATOR IDLE SPEED CONTROL ACTUATOR IGNITION COIL IGNITION SWITCH INJ FUSE INJECTOR 1 INJECTOR 2 INSTRUMENT CLUSTER LINEAR EGR SOLENOID VALVE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) RED WIRE TCC/ STOPLAMP SWITCH TRANS FUSE TURN SIGNAL FLASHER TURN-B/U FUSE VEHICLE SPEED SENSOR BUFFER WHT WIRE

3 121 PNK WIRE ACCY BLK WIRE BLK/RED WIRE BLK/YEL WIRE BRN WIRE BRN/WHT WIRE BULB TEST DISTRIBUTOR (CENTER REAR OF ENGINE) DK BLU WIRE DK GRN/WHT WIRE ENGINE COOLANT TEMPERATURE SENSOR (TOP FRONT OF ENGINE) FUSE BLOCK GAGES FUSE GRY WIRE HOT AT ALL TIMES HOT IN RUN, BULB TEST OR START IGNITION COIL (TOP RIGHT REAR OF ENGINE) IGNITION SWITCH INSTRUMENT CLUSTER KNOCK SENSOR (LEFT REAR OF ENGINE, NEAR OIL PRESSURE SENDER) LOCK OFF LT BLU/WHT WIRE LT GRN WIRE MALFUNCTION (SERVICE ENGINE SOON) INDICATOR MANIFOLD ABSOLUTE PRESSURE SENSOR (ABOVE VALVE COVER) NCA WIRE ORG/ WIRE PNK 22 23 WIRE PNK WIRE PNK/BLK WIRE PPL PPL 20 21 PPL 3 4 PPL/WHT WIRE PROVISIONS FOR TACHOMETER RED WIRE RED/BLK WIRE RUN WIRE TAN/BLK WIRE TCC/BRAKE SWITCH (ON BRAKE PEDAL SUPPORT BRACKET) THROTTLE POSITION SENSOR (ON THROTTLE BODY) TRANS FUSE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1-2 SHIFT SOLENIOD 2-3 SHIFT SOLENIOD B/H CONN BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE DATA LINK CONNECTOR (BEHIND LEFT SIDE OF SHIPPING PANEL) DK BLU WIRE DK GRN/WHT WIRE ELECTRONIC 4-SPEED AUTOMATIC OVERDRIVE TRANSMISSION FUEL PUMP AND SENDER (IN FUEL TANK) FUEL PUMP FUSE FUEL PUMP OIL PRESSURE SWITCH (TOP REAR OF ENGINE) FUEL PUMP PRIME CONNECTOR (TOP OF COWL) FUEL PUMP RELAY (LOWER LEFT SIDE OF SHIPPING PANEL) FUSE BLOCK GRY WIRE HOT AT ALL TIMES LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE ORG/ 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/BLK WIRE TORQUE CONVERTER CLUTCH TRANS- MISSION TEMP SENSOR VEHICLE SPEED SENSOR (LEFT REAR OF TRANSMISSION) VEHICLE SPEED SENSOR BUFFER (BEHIND RIGHT SIDE OF I/P) WHT/BLK WIRE YEL/BLK WIRE