GMC Rally G2500 (1985-1995) Charging circuit, commercial chassis (gasoline)

* SCHOOL BUS GROUND RECTIFIER BRIDGE 1995 VFTC ALT FUSE BAT VOLT SENSE INPUT BATTERY BATTERY JUNCTION BLOCK BLK WIRE FUSE BLOCK FUSIBLE LINK C (10 GA- RUST) GENERATOR HOT IN RUN, BULB TEST OR START INSTRUMENT CLUSTER NOT USED NOT USED PNK/BLK WIRE RED WIRE REGULATOR (SOLID STATE) SW BAT FIELD (ROTOR) TURN ON INPUT VOLT- METER