Wiring diagram engine performance 7.4l (vin j)s, motor home chassis for GMC Vandura P3500 (1985-1997)

1-2 SHIFT SOL. CTRL TCC SOL CTRL A/C COMPRESSOR CONTROL RELAY (RIGHT SIDE OF DRIVER'S ISLAND) A/T OUTPUT SPEED SENSOR ANTI-LOCK BRAKES SYSTEM BLK LT BLU/ WIRE BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CAM POSIT SENS SIGNAL PNK WIRE CAMSHAFT POSITION SENSOR (INTERNAL TO IGNITION DISTRIBUTOR) DK BLU WIRE DK BLU/WHT WIRE DK GRN/WHT WIRE ENGINE EVAP CAN PURGE VALVE FOR GENERATOR) FROM BREAKOUT FOR EGR, TOWARD MAP SENSOR) GROUND KNOCK SENS SIGNAL GRY WIRE HEATED OXYGEN SENSOR NO.1 (ON RIGHT EXHAUST PIPE AHEAD OF CATALYTIC CONVERTER) IDLE AIR CONTROL VALVE MOTOR (ON RIGHT SIDE OF ENGINE AT THROTTLE BORE INTAKE) IGN FEED INJECTOR NO.1 CTRL 2-3 SHIFT SOL CTRL INJECTOR NO.8 CTRL LEFT KNOCK SENSOR (ON LEFT SIDE OF ENGINE BLOCK BELOW EXHAUST MANIFOLD) LEFT REAR SIDE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/ BLK WIRE LT GRN/BLK WIRE LT GRN/WHT WIRE MAP SIGNAL INTAKE AIR TEMP SENS ECT SENS SIGNAL NCA WIRE PNK 11 12 WIRE PNK IGN FEED SENS RTN SENS SIG WIRE PNK PNK PNK 1 2 3 WIRE PNK WIRE PNK/BLK WIRE PPL PPL CKP POSIT SENS RTN VSS RTN VSS SIGNAL SIGNAL PPL PPL PPL/WHT WIRE RED/BLK WIRE RIGHT KNOCK SENSOR (ON RIGHT SIDE OF ENGINE BLOCK AHEAD OF STARTER) RIGHT SENS LO (PRE CAT) SENS RTN SENSOR RTN SENSOR SIGNAL TAN WIRE TAN/WHT WIRE THROTTLE POSIT SENS VEHICLE CONTROL MODULE (VCM) (MOUNTED TO TOP OF RADIATOR SUPPORT) VSS OUT-ABS WHT DK GRN/ WIRE WHT LT BLU/ WIRE WHT LT GRN/ WIRE WHT PPL/ WIRE YEL WIRE YEL/BLK WIRE

AUTOMATIC TRANSMISSION BLK WIRE BLK/WHT WIRE BREAKOUT FOR EGR, TOWARD RELAYS) BREAKOUT FOR LEFT FRONT WHEEL SPEED SENSOR, TOWARD ENG) BRN WIRE DK BLU WIRE DK BLU/WHT WIRE ECM 1 FUSE ENG 1 FUSE FLUID TEMPERATURE SENSOR (INTERNAL) FORCE MOTOR FUEL INJ. NO.1 FUEL INJ. NO.2 FUEL INJ. NO.3 FUEL INJ. NO.5 FUEL INJ. NO.4 FUEL INJ. NO.6 FUEL INJ. NO.7 FUEL INJ. NO.8 GRY WIRE HEATED OXYGEN SENSOR NO.2 (ON LEFT EXHAUST PIPE AHEAD OF CATALYTIC CONVERTER) HEATED OXYGEN SENSOR NO.3 (ON RIGHT EXHAUST PIPE BEHIND OF CATALYTIC CONVERTER) HEATED OXYGEN SENSOR NO.4 (ON LEFT EXHAUST PIPE BEHIND OF CATALYTIC CONVERTER) HOT IN RUN OR START (CRANK) I/P FUSE BLOCK (MOUNTED ON THE I/P) IGNITION LINEAR EGR SOLENOID VALVE (ON LEFT SIDE OF INTAKE PLENUM) LT BLU WIRE LT BLU/BLK WIRE LT BLU/WHT WIRE LT GRN WIRE LT GRN/BLK WIRE NCA WIRE PNK 11 12 WIRE PNK PNK 2 3 WIRE PNK PNK PNK 1 2 3 WIRE PNK PNK WIRE PNK WIRE PNK/BLK WIRE PPL PPL/ WHT WIRE PPL/WHT WIRE RED WIRE RED/BLK WIRE SOLENOID 1-2 SOLENOID 2-3 SWITCH PRESSURE TAN WIRE TAN/ WHT WIRE TAN/WHT WIRE TCC SOLENOID WHT LT BLU/ WIRE WHT PPL/ WIRE WHT TAN/ WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

A/C HIGH PRESSURE CUT-OFF SWITCH (ON REAR OF THE A/C COMPRESSOR) BLK WIRE BLK/WHT WIRE BREAKOUT FOR CRUISE CONTROL MODULE, TOWARD RELAYS) BREAKOUT FOR CRUISE CONTROL MODULE, TOWARD VCM) BREAKOUT FOR GENERATOR, TOWARD CRUISE CONTROL MODULE) BREAKOUT FOR LEFT FRONT WHEEL SPEED SENSOR, TOWARD ENG) BRN WIRE BRN/WHT WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENG-BAT FUSE FUEL GAUGE FUEL PUMP, SENDER (ON TOP OF FUEL TANK) FUEL PUMP/ OIL PRESSURE SWITCH (ON ENGINE BLOCK, TOP REAR, BEHIND DISTRIBUTOR) GAUGES FUSE GROUND DISTRIBUTION SYSTEM GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START (CRANK) I/P FUSE BLOCK (MOUNTED ON THE I/P) INSTRUMENT CLUSTER LT BLU/WHT WIRE LT GRN WIRE MASS AIR FLOW SENSOR (MOUNTED IN FRESH AIR INTAKE BEHIND AIR FILTER BOX) NCA WIRE OIL PRESS GAUGE ORG/ WIRE PNK PNK 1 2 3 4 WIRE PNK PNK 2 3 WIRE PNK WIRE PPL RED WIRE RED/BLK WIRE SERVICE ENGINE SOON INDICATOR SPEED METER TAN WIRE THROTTLE POSITION SENSOR (ON RIGHT SIDE OF INTAKE PLENUM AT THROTTLE INTAKE) TRANS FUSE WHT WIRE YEL WIRE

1225 1224 PNK WIRE 900 900 SERVICE CIRCUIT POWER SERVICE CIRCUIT POWER A/C REQUEST SIGNAL ANTI-LOCK BRAKES SYSTEM PPL B(+) BLK RED/ WIRE BLK WIRE BLK/WHT BLK WIRE BLK/WHT WIRE BREAKOUT FOR MAP SENSOR, TOWARD BULKHEAD) BRN WIRE BRN/WHT WIRE CRUISE CTRL ENGAGED CRUISE CTRL SIG-ENGAGED CYLINDER NO.1 CYLINDER NO.4 CYLINDER NO.5 CYLINDER NO.3 CYLINDER NO.6 CYLINDER NO.7 CYLINDER NO.2 CYLINDER NO.8 DISTRIBUTOR DK BLU WIRE DK BLU/ WHT WIRE DK BLU/WHT WIRE DK GRN WIRE DK GRN/WHT WIRE ECM BAT FUSE ELEC SPK TIMING CTRL SIGNAL EST CTRL EVAP CAN PURGE VAC IN FORCE MTR RTN GROUND GROUND SENS GROUND FORCE MTR FEED SENS RTN SENS RTN ELEC SPK TIMING CTRL SIG FROM BREAKOUT FOR ABS HARN) FUEL PMP RLY CTRL 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 FUEL PUMP PRIME CONNECTOR FUEL PUMP RELAY (AT RELAY CENTER RIGHT SIDE OF MAIN SUPPORT AT DRIVER'S ISLAND) GROUND GRY WIRE HIGH VOLTAGE COIL WIRE HOT AT ALL TIMES HOT IN RUN I-3 FUSE I/P FUSE BLOCK (MOUNTED ON THE I/P) IGN FEED IGN FEED PRESS SW SIG PRESS SW SIG IGNITION COIL (ON BRACKET AT REAR OF INTAKE PLENUM) IGNITION COIL DRIVER (ON BRACKET AT REAR OF INTAKE PLENUM) INPUT SPEED SENSOR (HD TRANSMISSION ONLY) LT BLU/BLK WIRE LT BLU/WHT WIRE OR 950 470 ORG/ WIRE PNK IGN FEED WIRE PNK PNK 1 2 3 4 WIRE PNK WIRE PPL PPL PPL 420 1807 BRAKE SW INPUT SERIAL DATA PPL TCC/STOPLAMP INPUT PRESS SW SIG PROVISION FOR TACHOMETER RED WIRE RED/BLK WIRE SPARK PLUGS SPEED SENSOR INPUT VEHICLE CONTROL MODULE (VCM) (MOUNTED TO TOP OF RADIATOR SUPPORT) VSS SIGNAL VSS OUTPUT CHECK ENGINE LP CTRL 389 419 WHT WIRE WHT/BLK WIRE