GMC Hummer EV I (2021-2024) Air conditioning circuit

AIR CONDITIONING EVAPORATOR AIR TEMPERATURE SENSOR AIR TEMP SENS SIG AUTOSAR CAN BUS (-) 9 SERIAL DATA BATT POS VOLT BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLOWER MOTOR (BOTTOM OF HVAC UNIT) BLOWER SPD FEEDBACK SIG BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BLWR MTR SPD CTRL BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DISPLAY DRV SOLAR SENS SIG GRN/BLU WIRE GROUND GRY WIRE GRY/BRN WIRE GRY/GRN WIRE HEADLIGHTS SYSTEM HVAC REM ENABLE SIG HVAC SYSTEM ENABLE SIG ILL LEFT FRONT DUCT AIR TEMPERATURE SENSOR LOGIC LVDS LVDS GY RADIO RADIO CONTROL RED/GRY WIRE RED/WHT WIRE RIGHT FRONT DUCT AIR TEMPERATURE SENSOR SECURITY IND CTRL SENS LO REF SUNLOAD TEMPERATURE, HEADLAMP AUTOMATIC CONTROL AMBIENT LIGHT SENSOR TEMP SENS SIG WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/YEL WIRE

AIR CONDITIONING COOLER ELECTRONIC EXPANSION VALVE AIR CONDITIONING EVAPORATOR ELECTRONIC EXPANSION VALVE BLK WIRE BLK/VIO WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM EXTERNAL AIR CONDITIONING CONDENSER REFRIGERANT FLOW VALVE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE HOT AT ALL TIMES LEFT PROGRAMMABLE TEMPERATURE VALVE ACTUATOR LOGIC PROGRAMMABLE AIR INLET VALVE ACTUATOR PROGRAMMABLE MODE VALVE ACTUATOR REAR LOWER DUCT AIR TEMPERATURE SENSOR RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT PROGRAMMABLE TEMPERATURE VALVE ACTUATOR WHT/YEL WIRE

AUTO SWITCH BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM DISPLAY DRIVER HEATED SWITCH GRN/BLK WIRE GRN/BRN WIRE GRY/BRN WIRE HEATER AIR CONDITIONING CONDENSER REFRIGERANT FLOW VALVE HEATER, AIR CONDITIONING AUXILIARY CONTROL HIGH HEAT IND HYBRID/ELECTRIC VEHICLE PROPULSION SYSTEM COOLANT CONTROL VALVE 1 LOGIC LOW HEAT IND MEDIUM HEAT IND MODE SWITCH PASSENGER HEATED SWITCH REAR BLOWER MOTOR REAR BLOWER MOTOR CONTROL MODULE REAR PROGRAMMABLE MODE VALVE ACTUATOR RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE TEMPERATURE CONTROL SWITCH VENTILATING FAN SWITCH YEL/WHT WIRE

AC ELECTRIC AIR CONDITIONING COMPRESSOR CONTROL MODULE AIR CONDITIONING COMPRESSOR MOTOR AIR CONDITIONING REFRIGERANT TEMPERATURE SENSOR 5 AIR CONDITIONING REFRIGERANT TEMPERATURE SENSOR 6 AIR CONDITIONING W/ MOTOR COMPRESSOR BLK WIRE BLK/BRN WIRE BLU/BLK WIRE COMPRESSOR) COMPUTER COMPUTER DATA LINES SYSTEM DATA LINES ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GROUND GRY/YEL WIRE HOT AT ALL TIMES HYBRID/ELECTRIC VEHICLE ELECTRONICS COOLANT PUMP HYBRID/ELECTRIC VEHICLE PROPULSION SYSTEM COOLANT CONTROL VALVE 2 LIN BUS 4 LOGIC ORG/ WIRE ORG/BLK WIRE POSITIVE VOLT REAR PROGRAMMABLE TEMPERATURE VALVE ACTUATOR RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE SYSTEM YEL/WHT WIRE

AIR CONDITIONING REFRIGERANT TEMPERATURE SENSOR 8 BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/GRN WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM COOLANT ELECTRIC GRN/GRY WIRE GRN/VIO WIRE GROUND GRY/VIO WIRE GRY/YEL WIRE HEATER HEATER CTRL HOT AT ALL TIMES HYBRID/ ELECTRIC VEHICLE BATTERY PACK HYBRID/ PROPULSION SYSTEM COOLANT TEMPERATURE SENSOR 1 HYBRID/ PROPULSION SYSTEM COOLANT TEMPERATURE SENSOR 2 HYBRID/ PROPULSION SYSTEM COOLANT TEMPERATURE SENSOR 3 HYBRID/ PROPULSION SYSTEM COOLANT TEMPERATURE SENSOR 4 HYBRID/ELECTRIC VEHICLE BATTERY CONTROL WIRING JUNCTION BLOCK HYBRID/ELECTRIC VEHICLE BATTERY COOLANT PUMP HYBRID/ELECTRIC VEHICLE COOLANT HEATER LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIN BUS 3 LOGIC ORG/ WIRE ORG/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL/BRN WIRE

5 VOLT REF B 5 VOLT REF C AIR CONDITIONING REFRIGERANT PRESSURE, TEMPERATURE SENSOR 1 AIR CONDITIONING REFRIGERANT PRESSURE, TEMPERATURE SENSOR 2 AIR CONDITIONING REFRIGERANT PRESSURE, TEMPERATURE SENSOR 3 AIR CONDITIONING REFRIGERANT TEMPERATURE SENSOR 4 AMBIENT AIR TEMPERATURE SENSOR AUTOSAR CAN BUS (+) 2 SERIAL DATA BATT POS VOLT BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BATTERY ENERGY CONTROL MODULE 1 BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM COOLANT ELECTRIC HTR CTRL DISPLAY ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BRN WIRE GRN/GRY WIRE GRY/VIO WIRE GRY/YEL WIRE HI SIDE PRESS SENS 2 SIG HI SIDE PRESS SENS SIG HOT AT ALL TIMES HYBRID/ PROPULSION SYSTEM COOLANT TEMPERATURE SENSOR 5 INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC LOW SIDE PRESS SENS SIG RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE SENS LOW REF (2) SENS LOW REF (3) SENS LOW REF 1 SENS LOW REF 4 SENS LOW REF 5 SIGNAL GROUND TEMP SENS A SIG TEMP SENS B LOW REF TEMP SENS B SIG TEMP SENS C SIG TEMP SENS D LOW REF TEMP SENS D SIG TEMP SENS E LOW REF TEMP SENS E SIG TEMP SENS F SIG AUTOSAR CAN BUS (+) 2 SERIAL DATA TEMP SENS H LOW REF TEMP SENS H SIG TEMP SENS LOW REF TEMP SENS SIG VIO/GRN WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/BRN WIRE