Wiring diagram engine performance 6.5l (vin f)s, motor home chassis for GMC Forward Control P3500 (1985-1999)

1-2 SHIFT 1226 1225 TR SWITCH C TR SWITCH B TR SWITCH A 2-3 SHIFT A/C REQUEST SIG ANTILOCK BRAKES SYSTEM AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION INPUT SHAFT SPEED SENSOR (LEFT SIDE OF TRANSMISSION) BATTERY BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE CLOSURE SIGNAL BOOST SENSOR SIG PRESS CTRL SOL VLV LO DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECT SIGNAL GRN WIRE GRY WIRE GRY/BLK WIRE LT BLU WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/WHT WIRE LT PNK WIRE OR DK PNK WIRE ORG/ WIRE ORG/BLK WIRE OUTPUT SHAFT SPEED SENSOR PNK PNK PPL 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 WIRE PNK WIRE PNK/BLK WIRE POWERTRAIN CONTROL MODULE (PCM) (LEFT SIDE OF DRIVER'S ISLAND) PPL PPL PPL 28 29 30 31 32 PPL TCC/ABS BRAKE SW STOPLAMP SWITCH CRIUSE SET/COAST SIG 20 84 PPL/WHT WIRE PRESSURE CONTROL SOLENOID VALVE RANGE MODE SELECTOR TRANSMISSION TEMPERATURE SENSOR RED WIRE RED/BLK WIRE RESUME SENSOR GND SET- SOLENOID VALVE SOLID STATE SPEED CONTROL SWITCH TAN WIRE TAN/BLK WIRE TCC PWM SOLENOID VALVE TIMING STEPPER MTR (LOW) TIMING STEPPER MTR (LOW) TRANSMISSION SPEED INPUT WHT WIRE YEL WIRE YEL/BLK (OR RED/BLK) WIRE YEL/BLK WIRE

5 VOLT REF ACCELERATOR PEDAL POSITION MODULE (ATTACHED TO ACCELERATOR PEDAL) APP 1 SENSOR APP 2 SENSOR APP 3 SENSOR BLK WIRE BRN WIRE BRN/WHT WIRE CLOSURE GRD CLOSURE SIGNAL DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECM 1 FUSE 12 ENGINE SHUTOFF SOLENOID FUEL SOL CTRL FUEL SOL HIGH FUEL SOL LOW FUEL SOLE- NOID FUEL SOLENOID DRIVER (TOP LEFT OF ENGINE) GRN WIRE GRY WIRE HAZARD FLASHER (INNER LEFT SIDE OF MAIN SUPPORT BRACKET) HIGH LOW HIGH RES SIG HOT AT ALL TIMES HOT IN HOT IN RUN AND START I-3 FUSE 9 I/P FUSE BLOCK IGNITION IGNITION TIMING STEPPER MOTOR (PART OF FUEL INJECTION PUMP) LOW HIGH LT BLU WIRE LT GRN WIRE OPTICAL FUEL TEMPERATURE SENSOR (PART OF FUEL INJECTION PUMP) ORG/ WIRE ORG/BLK WIRE PNK PNK PPL 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 WIRE PNK WIRE PNK/BLK WIRE PPL PPL PPL PPL PPL 28 29 30 31 32 PUMP CAM SIG RED WIRE RED/BLK WIRE RUN WIRE SENSOR GROUND STOP-HAZ FUSE 11 TAN WIRE TAN/BLK WIRE TCC/ STOPLAMP SWITCH (AT REAR OF BRAKE PEDAL SUPPORT BRACKET) TRANS FUSE 17 WHT WIRE YEL WIRE YEL/BLK WIRE

18 19 PNK WIRE A/C COMPRESSOR CLUTCH RELAY (RIGHT SIDE OF DRIVER'S ISLAND) A/C HIGH PRESSURE CUT-OFF SWITCH (ON REAR OF THE A/C COMPRESSOR) BLK WIRE BLU WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECM B FUSE 6 ENG BAT FUSE 10 FUEL LIFT PUMP (INSIDE RIGHT FRAME RAIL, AHEAD OF FUEL TANK) FUEL PUMP PRIME CONNECTOR FUEL PUMP RELAY (IN UNDERHOOD FUSE/RELAY CENTER) FUEL PUMP SWITCH AND ENGINE OIL PRESSURE GAUGE SWITCH (LEFT REAR OF ENGINE) GAUGES FUSE 8 GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN AND START I/P FUSE BLOCK INDICATOR INSTRUMENT CLUSTER LT GRN WIRE MALFUNCTION INDICATOR LAMP (MIL) NCA WIRE OIL PRESS GAUGE ORG/ WIRE PNK PNK WIRE PNK WIRE RED WIRE SERVICE THROTTLE SOON INDICATOR SPEED METER TAN WIRE WAIT TO WATER IN FUEL INDICATOR WATER IN-FUEL INPUT WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

"SERV THROTTLE SOON" IND 18 19 PNK WIRE A/C ENABLE GROUND GROUND 451 551 ANTILOCK BRAKES SYSTEM BATTERY BATTERY WASTEGATE SOL CTRL ESO SOLENOID CTLR BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE ENG 1 FUSE 15 ESO CTRL FUEL HEATER (TOP REAR OF ENGINE) FUEL INJECT CTRL FUSIBLE LINK FUSIBLE LINKS GLOW PLUG 1 GLOW PLUG 2 GLOW PLUG 3 GLOW PLUG 5 GLOW PLUG 7 GLOW PLUG 6 GLOW PLUG 4 GLOW PLUG 8 GLOW PLUG OUT GLOW PLUG RELAY (TOP REAR OF INTAKE MANIFOLD) GROUND GRY WIRE HOT AT ALL TIMES HOT IN RUN AND START I/P FUSE BLOCK LT GRN WIRE NCA WIRE ORG/ WIRE PNK IGNITION WIRE PNK PNK 439 439 IGNITION IGNITION BATTERY MIL IND CTRL WIRE PNK PNK WIRE PNK WIRE POWERTRAIN CONTROL MODULE (PCM) (LEFT SIDE OF DRIVER'S ISLAND) PPL RED WIRE RELAY CTRL WASTEGATE SOLENOID WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE