Hummer H3 I (2005-2010) a/c clutch diode 90 Wiring diagrams

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

3.7L ONLY, 5.7L INFORMATION NOT AVAILABLE A/C CLUTCH DIODE 90 A/C COMPRESSOR CLUTCH A/T BATTERY BLK WIRE ELECTRONIC BRAKE BRAKE CONTROL FLUID MODULE LEVEL (EBCM) SWITCH ENGINE CONTROL MODULE (ECM) FOG/LP RELAY 69 FUEL/PUMP RELAY 66 GENERATOR BATTERY CONTROL MODULE HI/LO BEAM RELAY 70 HORN ASSEMBLY IGNITION COIL/ MODULE 1 IGNITION COIL/ MODULE 2 IGNITION COIL/ MODULE 3 IGNITION COIL/ MODULE 4 IGNITION COIL/ MODULE 5 LEFT LEFT FRONT PARK/TURN MARKER SIGNAL LAMP LAMP LEFT RIGHT FRONT FRONT FOG FOG LAMP LAMP MASS AIR FLOW (MAF)/ INTAKE AIR TEMPERATURE (IAT) SENSOR NCA WIRE OFF ROAD ROOF LAMP PRIVISION (BLUNT CUT) ON/OFF WPR HI/LOW WPR RELAY 72 RELAY 73 PARK/ NEUTRAL POSITION (PNP) SWITCH RIGHT FRONT MARKER LAMP RIGHT PARK/TURN SIGNAL LAMP RR DEFOG RELAY 71 RUN/ CRANK RELAY 78 SECONDARY AIR INJECTION (AIR) PUMP SECONDARY AIR INJECTION (AIR) PUMP SOLENOID SUNROOF MOTOR SUNROOF SWITCH TRANSMISSION CONTROL MODULE (TCM) UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEEL- UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEELWELL) W/ ELECTRIC AIR INJECTION REACTOR WELL) WHT WIRE WIND- SHIELD WIPER MOTOR

3.7L 5.3L 53 15 RLY CTRL SERIAL DATA PPL 55 35 ECT SENS SIG LOW REF 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 REFRIGERANT PRESSURE SENSOR (ON HIGH PRESSURE HOSE CONNECTION TO COMPRESSOR) AC CLUTCH FUSE 48 BLK WIRE COMPUTER DATA LINES SYSTEM DK BLU WIRE DK GRN WIRE DK GRN/WHT WIRE ENGINE CONTROL MODULE (ECM) (RIGHT REAR CORNER OF ENGINE COMPT) ENGINE COOLANT TEMPERATURE (ECT) SENSOR (FRONT LEFT OF ENGINE) EVAPORATOR TEMPERATURE SENSOR (BEHIND RIGHT LOWER DASH) GRY WIRE HOT AT ALL TIMES HOT W/ RUN/ CRANK RELAY 78 ENERGIZED LEFT AIR TEMPERATURE ACTUATOR LOGIC LOW REF LT BLU WIRE LT BLU/BLK WIRE LT GRN WIRE LT GRN/BLK WIRE MODE ACTUATOR (ON SIDE OF HEATER BOX) NCA WIRE RECIRCULATION ACTUATOR (UPPER RIGHT CORNER OF HEATER CASE) RED/BLK WIRE RIGHT AIR TEMPERATURE ACTUATOR (MOUNTED TO RIGHT SIDE OF HVAC MODULE ASSEMBLY) TAN WIRE TAN/BLK WIRE UNDERHOOD FUSE BLOCK (ABOVE LEFT FRONT WHEELWELL) YEL WIRE