Chevrolet Chevy Express H2500 (2003-2003) class 2 serial data signal signal low reference Wiring diagram

BLK WIRE BLK/WHT WIRE BRN WIRE BRN/WHT WIRE CLASS 2 SERIAL DATA SIGNAL SIGNAL LOW REFERENCE DK BLU WIRE DK GRN WIRE FRONT PARK LAMPS SUPPLY VOLTAGE GROUND GRY WIRE HEAVY DUTY HIGH CONTROL LOW CONTROL LOW REFERENCE LOW CONTROL HIGH CONTROL HOT IN RUN OR START I/P LAMPS DIMMING CONTROL I/P MODULE DISABLE SWITCH SIGNAL I/P MODULE SUPPRESSION INDICATOR CONTROL IGNITION 1 VOLTAGE INFLATABLE RESTRAINT I/P MODULE INFLATABLE RESTRAINT I/P MODULE DISABLE SWITCH INFLATABLE RESTRAINT SENSING/DIAGNOSTIC MODULE (UNDER LEFT FRONT SEAT) INFLATABLE RESTRAINT STEERING WHEEL MODULE INFLATABLE RESTRAINT STEERING WHEEL MODULE COIL LIGHT DUTY LOGIC LT BLU WIRE LT GRN WIRE NCA WIRE OFF ORG/ WIRE ORG/BLK WIRE PNK PNK WIRE PNK WIRE PPL SHORTING BAR SIR FUSE STAGE 1 STAGE 2 TAN WIRE TAN/BLK WIRE TAN/ORG WIRE TAN/WHT WIRE TWISTED PAIR WIRES UNDERHOOD FUSE BLOCK (ON LEFT SIDE OF ENG COMPT) WHT WIRE YEL WIRE