Car Wiring Diagrams for Compressor circuit for Hummer H3 I (2005-2010)

1807 1807 PPL PPL SERIAL DATA SERIAL DATA A/C REQ SIG 53 15 RLY CTRL SERIAL DATA PPL 57 37 21 PRESS SENS SIG A/C CLUTCH DIODE 90 A/C CLUTCH RELAY 76 A/C COMPRESSOR CLUTCH (PART OF A/C COMPRESSOR) A/C ON IND LOW REF A/C ON SWITCH EVAP TEMP SIG A/C REFRIGERANT PRESSURE SENSOR (ON HIGH PRESSURE HOSE CONNECTION TO COMPRESSOR) A/C REQ SIG AC CLUTCH FUSE 48 BLK WIRE BODY CONTROL MODULE (BCM) (BEHIND RIGHT FRONT KICK PANEL) COMPUTER DATA LINES SYSTEM DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (RIGHT REAR CORNER OF ENGINE COMPT) EVAPORATOR TEMPERATURE SENSOR (BEHIND RIGHT LOWER DASH) GRY WIRE HOT AT ALL TIMES HOT W/ RUN/ CRANK RELAY 78 ENERGIZED HVAC CONTROL MODULE (BENEATH RADIO) LOGIC LOW REF MANUAL A/C CIRCUIT PPL RED/BLK WIRE UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEELWELL) YEL WIRE