GMC Rally G2500 (1985-1995) hot in start or run Wiring diagrams

BAT VOLT SENSE INPUT BATTERY BATTERY JUNCTION BLOCK BLK WIRE FUSE BLOCK FUSIBLE LINK (12 GA. RUST) GAUGES FUSE GENERATOR (RIGHT FRONT OF ENGINE) HOT IN START OR RUN INSTRUMENT CLUSTER PNK WIRE PNK/BLK WIRE RECTIFIER BRIDGE RED WIRE REGULATOR (SOLID STATE) STARTER MOTOR (LOWER RIGHT REAR OF ENGINE) STATOR SW BAT FIELD (ROTOR) TURN ON INPUT VOLT- METER

BAT VOLT SENSE INPUT BATTERY BATTERY JUNCTION BLOCK BLK WIRE FUSE BLOCK FUSIBLE LINK (12 GA. RUST) GAUGES FUSE GENERATOR (RIGHT FRONT OF ENGINE) HOT IN START OR RUN INSTRUMENT CLUSTER PNK WIRE PNK/BLK WIRE RECTIFIER BRIDGE RED WIRE REGULATOR (SOLID STATE) STARTER MOTOR (LOWER RIGHT REAR OF ENGINE) STATOR SW BAT FIELD (ROTOR) TURN ON INPUT VOLT- METER

BAT VOLT SENSE INPUT BATTERY BATTERY JUNCTION BLOCK BLK WIRE FUSE BLOCK FUSIBLE LINK (12 GA. RUST) GAUGES FUSE GENERATOR (RIGHT FRONT OF ENGINE) HOT IN START OR RUN INSTRUMENT CLUSTER PNK WIRE PNK/BLK WIRE RECTIFIER BRIDGE RED WIRE REGULATOR (SOLID STATE) STARTER MOTOR (LOWER RIGHT REAR OF ENGINE) STATOR SW BAT FIELD (ROTOR) TURN ON INPUT VOLT- METER

BAT VOLT SENSE INPUT BATTERY JUNCTION BLOCK BLK WIRE BLK/RED WIRE FORWARD BATTERY FUSE BLOCK FUSIBLE LINK (12 GA. RUST) GAUGES FUSE GENERATOR (RIGHT FRONT OF ENGINE) 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

ANTI-LOCK BRAKE SYSTEM (FOUR-WHEEL ANTI-LOCK BRAKE MODULE) AUXILIARY BLK WIRE BRK FUSE BLOCK FUSE BRN WIRE CRUISE CONTROL ACTIVATOR SWITCH DK BLU WIRE DK GRN WIRE ECM 1 FUSE ENGAGE FUSE BLOCK GAUGES FUSE GROUND VEHICLE SPEED SENSOR BUFFER (ON PARKING BRAKE SUPPORT BRACKET) GRY WIRE HOT IN RUN HOT IN RUN, BULB TEST OR START HOT IN START OR RUN IGNITION VEHICLE SPEED SENSOR INPUT IGNITION VSS OUTPUT OFF PNK/BLK WIRE PNK/WHT WIRE POWERTRAIN CONTROL MODULE (PCM) (NEAR BASE OF LEFT "B" PILLAR) PPL RETARD TCC/ BRAKE SWITCH (OPENS WITH BRAKES APPLIED)

1995 VFTC BLK WIRE BLU WIRE BUS BAR GROUND FUSE BLOCK INSTR LPS FUSE GAGES FUSE GRY WIRE HOT AT ALL TIMES HOT IN START OR RUN HOT WITH HEADLIGHT SWITCH IN PARK OR HEADLIGHT LEFT DEFOGGER GRID OFF ON INDICATOR ORG/ WIRE PANEL LAMPS PNK LT WIRE PNK WIRE PPL PPL/WHT WIRE PWR/ACC CIRCUIT BREAKER REAR DEFOGGER SWITCH RIGHT DEFOGGER GRID SOLID STATE TIMER RELAY (ON BRAKE PEDAL SUPPORT BRACKET) WHT WIRE

BACKUP LAMP SWITCH (ON STEERING COLUMN) BLK WIRE BRAKE SHIFT INTERLOCK RELAY (ON STEERING COLUMN) BRAKE/TRANSMISSION SHIFT INTERLOCK SOLENOID (ON STEERING COLUMN) DK BLU WIRE DK GRN/WHT WIRE ENGINE CONTROLS SYSTEM PPL FUSE BLOCK HOT IN ACC OR RUN HOT IN START OR RUN PNK/BLK WIRE PPL PPL PPL TCC/ BRAKE SWITCH (ON BRAKE PEDAL SUPPORT BRACKET) TRANS FUSE TURN-B/U FUSE

1995 VFTC BACKUP LAMP SWITCH (ON STEERING COLUMN) BLK WIRE BRAKE SHIFT INTERLOCK RELAY (ON STEERING COLUMN) BRAKE/TRANSMISSION SHIFT INTERLOCK SOLENOID (ON STEERING COLUMN) DK BLU WIRE DK GRN/WHT WIRE FUSE BLOCK HOT IN ACC OR RUN HOT IN START OR RUN PNK/BLK WIRE PPL PPL PPL PPL PPL ENGINE CONTROLS SYSTEM TCC/ BRAKE SWITCH (ON BRAKE PEDAL SUPPORT BRACKET) TRANS FUSE TURN SIGNAL FLASHER (ON FUSE BLOCK) TURN-B/U FUSE

2-3 SHIFT SOL CTRL FUEL INJ CTRL EGR SOL CTRL ENG SHUT-OFF CTRL 3-2 SHIFT SOL 2-3 SHIFT SOL 1-2 SHIFT SOL 8 9 10 PPL PPL 983 474 PPL 999 998 961 452 PPL ACCELERATOR PEDAL POSITION (APP) MODULE (TOP OF ACCELERATOR BRACKET) APP 1 SENSOR APP 2 SENSOR APP 3 SENSOR B/H BATTERY FEED BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BRN WIRE BRN/WHT WIRE CKP SIG OPTICAL SENS GND OPTICAL SENS CAM SIG CRUISE CONTROL SYSTEM CRUISE ON/OFF SIG DATA LINK CONNECTOR (UNDER LEFT SIDE OF I/P) DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/BLK WIRE DK GRN/WHT WIRE ECMB FUSE ECT SIG TRANS FLUID TEMP SIG ELECTRONIC 4-SPEED AUTOMATIC OVERDRIVE TRANSMISSION ENGINE COOLANT TEMPERATURE (ECT) SENSOR (RIGHT SIDE OF ENGINE) ENGINE SHUT- OFF SOLENOID (TOP FRONT OF ENGINE) F/PMP FUSE FUEL INJ CTRL FUEL SOLENOID (TOP FRONT OF ENGINE) FUEL SOLENOID DRIVER (TOP FRONT FUSE PNK BLOCK WIRE GLOW PLUG RLY CTRL SERIAL DATA TRANS OUTPUT SPD SIG GRY WIRE GRY/BLK WIRE HI RESOLUTION SIG HOT AT ALL TIMES HOT IN START OR RUN LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE OF ENGINE) OPTICAL SENSOR AND FUEL TEMPER- ATURE SENSOR (TOP FRONT OF ENGINE) ORG/ WIRE ORG/BLK WIRE PNK WIRE PNK/WHT WIRE POWERTRAIN CONTROL MODULE (PCM) (UNDER RIGHT END OF I/P) PPL PRESS CTRL SOL PRESS CTRL SOL (LO) PRESSURE CONTROL SOL RANGE MODE SELECTOR RED WIRE RED/BLK WIRE RESUME/ACCEL SIG SET/COAST SIG SYSTEM GND CLOSURE GRD APP 2 SENS GND APP 1 SENS GND APP 3 SENS GND SENSOR GND SYSTEM GND FUEL INJ SIG APP SENS 2 SIG APP SENS 1 SIG TAN WIRE TAN/BLK WIRE TAN/WHT WIRE TCC BRAKE SW TCC PWM SOL TCC SOL TRANS FLUID TEMP (TFT) SENSOR TRANS FUSE TRANS OUTPUT VEHICLE SPEED SENSOR (LEFT REAR SIDE OF TRANSMISSION) VEHICLE SPEED SENSOR BUFFER (UNDER RIGHT END OF I/P) VSS VSS INPUT VSS OUTPUT WHT WIRE 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