Chevrolet Forward Control P30 (1985-1999) Back-up lamps circuit, motorhome chassis

BRN WIRE DK GRN WIRE HOT IN I/P FUSE BLOCK LT GRN WIRE PARK/NEUTRAL POSITION (PNP), BACKUP LAMP SWITCH (LEFT SIDE OF TRANSMISSION) PROVISION FOR BACKUP LAMPS (ON LEFT FRAME RAIL NEAR REAR LAMP HARNESS) PROVISION FOR REAR MOUNTED CAMERA (NEAR BREAKOUT FOR STEERING COLUMN HARNESS) RUN WIRE TURN B/U FUSE 5 TURN SIGNAL FLASHER (I/P FUSE BLOCK)