Anti-theft circuit for Chevrolet Chevy Van G3500 (1996-1998)

BLK WIRE BLK/WHT WIRE BRN WIRE DATA LINK CONNECTOR (DLC) (LEFT SIDE OF DASH) DK GRN/WHT WIRE ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROLS SYSTEM EVO SOL FEED EVO SOL OUT EVO/PASSLOCK MODULE (BELOW CENTER OF DASH) GAUGES FUSE 4 GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START I/P FUSE BLOCK INSTRUMENT CLUSTER INSTRUMENT CLUSTER SYSTEM (DIESEL) LT BLU WIRE ORG/ WIRE ORG/BLK WIRE PASSLOCK SENSOR (INTERNAL TO STEERING COLUMN) SENSOR GRD PASSLOCK SIGNAL PNK PPL WIRE PNK WIRE PPL RED/WHT WIRE SECURITY INDICATOR SECURITY/ STRG FUSE 21 WHT WIRE YEL WIRE