7.4l (vin j), a/c circuit for GMC Forward Control P3500 (1985-1999)

A/C COMPRESSOR CLUTCH DIODE A/C COMPRESSOR CLUTCH RELAY (ENGINE BULKHEAD RELAY BRACKET) A/C COMPRESSOR HIGH PRESSURE CUTOFF SWITCH (REAR OF COMPRESSOR) A/C COMPRESSOR REFRIGERANT PRESSURE SWITCH (REAR OF COMPRESSOR) A/C ENABLE AUXILIARY ENGINE COOLANT FAN AUXILIARY ENGINE COOLANT FAN A/C PRESSURE SWITCH (IN A/C HIGH PRESSURE LINE) AUXILIARY ENGINE COOLANT FAN RELAY (ENGINE BULKHEAD RELAY BRACKET) AUXILIARY FAN CONTROL SWITCH (ON RIGHT SIDE OF CYLINDER HEAD) BLK WIRE DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENG 1 FUSE ENG-BAT FUSE FUSIBLE LINK GAUGES FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN HOT IN RUN OR START I/P FUSE BOX ORG/ WIRE PNK WIRE RED WIRE VIN J VIN F WHT WIRE