Chevrolet Chevy Express G3500 (1996-2012) low ref mil control a/c compress start enable egr motor high low ref Wiring diagram

1020 2500 COMPUTER DATA LINES SYSTEM 23 1786 1320 6863 STARTING/ CHARGING SYSTEM EXTERIOR LIGHTS SYSTEM 2501 2221 COMPUTER DATA LINES SYSTEM A/C SYSTEM STARTING/ CHARGING SYSTEM ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CLASS 2 SERIAL COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ECM RELAY ENGINE CONTROL MODULE (ECM) FUEL LEVEL SENSOR (ON LEFT FRAME RAIL) FUEL PUMP FUEL RAIL TEMPERATURE (FRT) SENSOR (TOP LEFT SIDE OF ENGINE) GENERATOR SIG PARK/NEUTRAL SIG CHMSL + LOW REF GMLAN DATA (-) HI REAR SIG GRY WIRE HOT AT ALL TIMES IND INSTRUMENT PANEL CLUSTER IPC FUSE 31 LOW REF MIL CONTROL A/C COMPRESS START ENABLE EGR MOTOR HIGH LOW REF LT BLU WIRE LT GRN/BLK WIRE MALFUNCTION INDICATOR LAMP ORG/ WIRE ORG/BLK WIRE PARK/NEUTRAL POSITION SWITCH (LEFT SIDE OF TRANSMISSION) PNK IGN 0 + GMLAN DATA (+) WIRE PNK PPL IGN 1 + TCC BRAKE SIG CHARGE IND GENERATOR 2 SIG A/C LO PRESS SW WIRE PNK WIRE PPL PPL 11 12 PPL FUEL LEV SEN SIG RED/WHT WIRE STARTING/ CHARGING SYSTEM A/C SYSTEM 7076 603 TAN WIRE TAN/WHT WIRE TRANSMISSION CONTROL MODULE (TCM) (LEFT FRONT CORNER OF ENGINE COMPT) UNDERHOOD FUSE BLOCK (LEFT SIDE OF ENGINE COMPT) VEHICLE SPEED SIG WAIT TO WAIT TO START HI IDLE IND WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE