Chevrolet Silverado 3500 HD (2007-2012) air conditioning system air conditioning system Wiring diagram

1271 3202 5991 LOW REF LOW REF PWTN RLY CTRL 2500 1272 2760 COMPUTER DATA LINES SYSTEM PPL 5 VOLT REF 3 5985 439 440 COMPUTER DATA LINES SYSTEM PNK WIRE AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM AIR CONDITIONING SYSTEM STARTING/CHARGING SYSTEM ANTI-LOCK BRAKES SYSTEM VEHICLE SPD SIG APP SENS 1 SIG INLET PRESS SENS SIG A/C SENS SIG LOW REF FP RLY CTRL APP SENS 2 SIG MAF SENS SIG AXLE SW SIG BLK WIRE BLK/WHT WIRE BRAKE SW SIG PARK/NEUTRAL SIG EXTERIOR LIGHTS SYSTEM TRANSMISSIONS SYSTEM BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM HIGH SPD DATA BUS - DK BLU WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, NEAR FAN SHROUD) EVAP VENT SOL CTRL FUEL PMP RELAY FUEL PUMP FUSE 20 GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES IAT SENS SIG LT BLU WIRE LT BLU/WHT WIRE MIL CTRL AIR CONDITIONING SYSTEM COMPR CLTCH RLY CTRL OF ENGINE COMPT) ORG/BLK WIRE PNK WIRE POWER SUPPLAY) (ON POSITIVE BATTERY TERMINAL) PPL RED/BLK WIRE RED/WHT WIRE STARTING/CHARGING SYSTEM CHARGE IND SIG TAN WIRE TAN/BLK WIRE TAN/WHT WIRE THROTTLE INLET ABSOLUTE PRESSURE SENSOR (ON THROTTLE BODY) TRANSMISSIONS SYSTEM TRANSMISSIONS SYSTEM UNDERHOOD FUSE BLOCK (LEFT SIDE UNDERHOOD FUSE HOLDER WAKEUP SERIAL DATA IGNITION 1 VOLT B+ VOLT WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE