GMC Vandura P3500 (1985-1997) ground knock sens signal Wiring diagram

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