GMC Vandura P3500 (1985-1997) Shift interlock circuit, cutaway chassis

1995 VFTC BACKUP LAMP SWITCH (ON STEERING COLUMN) BLK WIRE BRAKE SHIFT INTERLOCK RELAY (ON STEERING COLUMN) BRAKE/TRANSMISSION SHIFT INTERLOCK SOLENOID (ON STEERING COLUMN) DK BLU WIRE DK GRN/WHT WIRE FUSE BLOCK HOT IN ACC OR RUN HOT IN START OR RUN PNK/BLK WIRE PPL PPL PPL PPL PPL ENGINE CONTROLS SYSTEM TCC/ BRAKE SWITCH (ON BRAKE PEDAL SUPPORT BRACKET) TRANS FUSE TURN SIGNAL FLASHER (ON FUSE BLOCK) TURN-B/U FUSE