GMC Hummer EV I (2021-2024) gry/brn Wiring diagrams

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

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

AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (-) 2 SERIAL DATA AUTOSAR CAN BUS (+) 3 SERIAL DATA AUTOSAR CAN BUS (-) 2 SERIAL DATA BRAKE SYSTEM CONTROL MODULE LIN BUS 2 BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BATTERY POSITIVE VOLTAGE BLK WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SIGNAL BRAKE MASTER CYLINDER (LEFT SIDE OF FRONT COMPT) BRAKE SYSTEM CONTROL MODULE BRAKE SYSTEM CTRL MODULE LIN BUS 1 COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLU WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED LEFT FRONT WHEEL SPEED SENSOR LEFT FRONT WHEEL SPEED SENSOR CTRL LEFT FRONT WHEEL SPEED SENSOR SIG LEFT PARK BRAKE ACTUATOR LEFT PARK BRAKE MOTOR LOW REF LEFT PRK BRK MTR APPLY CTRL LEFT REAR WHEEL SPEED SENSOR LEFT REAR WHEEL SPEED SENSOR CTRL LEFT REAR WHEEL SPEED SENSOR SIG NCA WIRE RED/VIO WIRE RED/YEL WIRE RIGHT FRONT WHEEL SPD SENS CTRL RIGHT FRONT WHEEL SPEED SENSOR RIGHT FRONT WHEEL SPEED SENSOR SIGNAL RIGHT INSTRUMENT WIRING HARNESS JUNCTION BLOCK RIGHT PARK BRAKE ACTUATOR RIGHT PARK BRAKE MOTOR APPLY CTRL RIGHT PARK BRAKE MOTOR LOW REF RIGHT REAR WHEEL SPEED SENSOR RIGHT REAR WHEEL SPEED SENSOR CTRL RIGHT REAR WHEEL SPEED SENSOR SIG RUN/CRANK IGNITION 1 VOLTAGE TRAILER BRAKE APPLY SIGNAL TRAILER BRAKE ENABLE SIGNAL VIO WIRE VIO/GRY WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

A/C EVAPORATOR TEMP SENS SIG AC PWR OUTLET STATUS IND CTRL AIR CONDITIONING SYSTEM ALL WINDOWS OPEN SW SIG AMBIENT LT SENS SIG ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM AUTO HI BEAM ASSIST SW SIG AUTOSAR CAN BUS (-) 9 SERIAL DATA AUTOSAR CAN BUS (-) 9 SERIAL DATA IND DIMMING CTRL BATTERY POS VOLT BATT POS VOLT BATTERY POS VOLT BLK WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BLWR MTR SPD CTRL BLWR SPD FEEDBACK SIG BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BODY CTRL MOD LIN BUS 5 BODY CTRL MOD LIN BUS 6 BODY CTRL MOD LIN BUS 7 BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/YEL WIRE CARGO LP IND TRL CARGO LP SW SIG COMPUTER DATA LINES SYSTEM COURTESY LP SW SIG CRUISE CONTROL SYSTEM CRUISE CONTROL, NAVIGATION SYSTEMS CRUISE CONTROL, TRANSMISSIONS SYSTEMS CRUISE CTRL SET/COAST/RES/ACC SW SIG DISTANCE SENSING CRUISE CTRL GAP UP/DN SW SIG DOME/READING LP ENABLE SIG DOOR LOCKS, ANTI-THEFT SYSTEMS DRV SOLAR SENS SIG ENGINE CONTROLS SYSTEM ENHANCED DRV MODE 2 SW SIG FRT CLOSURE REL INTR SW SIG FRT CLOSURE REL INTR SW WAKE UP SIG FRT COMPT ENTRAPMENT REL SW SIG FRT FOOTWELL ACCENT LIGHTING CTRL GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GROUND GRY WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/ORG WIRE GRY/RED WIRE GRY/VIO WIRE HAZ WARN SW SIG HDLP SW FLASH SIG HDLP SW OFF SIG HDLP SW ON SIG HDLP SW PRK LP SIG HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM AIR CONDITIONING SYSTEM HEADLIGHTS, AIR CONDITIONING, ANTI-THEFT SYSTEMS HI BEAM SEL SW HI BEAM SIG HORN SW SIG HORNS SYSTEM HOT AT ALL TIMES HVAC REM ENABLE SIG HVAC SYS ENABLE SIG IGN MODE SW ACC LED SIG IGN MODE SW MODE VOLT IGN MODE SW ST LED SIG IMMO ANT LO SIG IMMO ANT SIG [+] INSIDE AIR TEMP SENS SIG INSTRUMENT PANEL LP DIMMER SW LO REF INSTRUMENT PANEL LP DIMMER SW SIG INTR DR HNDL ACCENT LIGHTING CTRL INTR LP CTRL INTR LP DEFEAT SW SIG LANE DEP WARN DISABLE SW SIG LED BACKLIGHT DIMMING CTRL 1 LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LH CONDENSING HTR AIR TEMP SENS SIG LH TURN SIG SW SIG MAJOR ENDGATE HI RLY CTRL MAJOR ENDGATE LO RLY CTRL MAJOR ENDGATE REL SW SIG INTR MINOR ENDGATE HIGH RLY CTRL NAVIGATION SYSTEM OVERHEAD ACCENT LIGHTING CTRL PARKING ASSIST PARALLEL PARKING DISABLE SW SIG PASSIVE ENTRY CLOSURE 2 ANT SIG HI PASSIVE ENTRY CLOSURE 2 ANT SIG LO POWER DISTRIBUTION SYSTEM POWER DISTRIBUTION, INTERIOR LIGHTS SYSTEMS POWER WINDOWS SYSTEM RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE REGEN ON DEMAND SW SIG RETAINED ACC PWR RLY 2 COIL CTRL RH CONDENSING HTR AIR TEMP SENS SIG RH TURN SIG SW SIG RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RR PARKING ASSIST DISABLE LED SIG RR PARKING ASSIST DISABLE SIG RUN/CRNK RLY COIL CTRL SECURITY IND CTRL SENS LO REF SIG GROUND STRG WHEEL RESISTOR LADDER LO REF TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO/BLU WIRE VIO/GRN WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE WHT/YEL WIRE WINDSHIELD WASH SW SIG WINDSHIELD WIP SW LO REF WINDSHIELD WIP SW LO SIG WIPER/WASHER SYSTEM YEL WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/VIO WIRE

ACCELERATOR PEDAL POSITION SENSOR AUTOSAR CAN BUS (+) 3 SERIAL DATA BLK/BLU WIRE BLK/BRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRAKE MASTER CYLINDER (LEFT SIDE OF FRONT COMPT) BRAKE PEDAL POSITION SENSOR BRAKE SYSTEM CONTROL MODULE BRN/RED WIRE COMPUTER DATA LINES SYSTEM CRUISE IND DISPLAY GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT FRONT WHEEL SPD SENSOR CTRL LEFT FRONT WHEEL SPEED SENSOR LEFT REAR WHEEL SPD SENS CTRL 5 4 LEFT FRONT WHEEL SPD SENS SIG LEFT REAR WHEEL SPD SENS SIG LEFT REAR WHEEL SPEED SENSOR LOGIC MODE SWITCH NCA WIRE RIGHT FRONT WHEEL SPD SENS CTRL RIGHT FRONT WHEEL SPEED SENSOR RIGHT REAR WHEEL SPD SENS CTRL RIGHT FRONT WHEEL SPD SENS SIG RIGHT REAR WHEEL SPD SENS SIG RIGHT REAR WHEEL SPEED SENSOR SERIAL DATA STEERING WHEEL RADIO FAVORITES SWITCH VIO WIRE VIO/YEL WIRE WHT WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE

AUTOMATIC LEVEL CONTROL AIR COMPRESSOR AUTOMATIC LEVEL CONTROL MODULE (REAR OF RIGHT REAR WHEELWELL) AUTOMATIC LEVEL CONTROL SOLENOID VALVE AUTOSAR CAN BUS (-) 3 SER DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/RED WIRE BRN/WHT WIRE CAN BUS (-) 5 COMPUTER DATA LINES SYSTEM DISPLAY ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BRN WIRE GRN/GRY WIRE GRN/RED WIRE GRN/WHT WIRE GROUND GRY/BRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT FRONT SUSPENSION AUTOMATIC FORWARD LIGHTING POSITION SENSOR LEFT REAR SUSPENSION AUTOMATIC FORWARD LIGHTING LEVELING SYSTEM POSITION SENSOR LEVELING COMPRESSOR MTR LO REF LH FRT SUSPENSION POSITION SENS LOW REF LH FRT SUSPENSION POSITION SENS SIG LH FRT SUSPENSION POSITION SENS VOLT REF LH RR SUSPENSION POSITION SENS LOW REF LH RR SUSPENSION POSITION SENS SIG LH RR SUSPENSION POSITION SENS VOLT REF LOGIC NCA WIRE RED/BLU WIRE RED/BRN WIRE RH FRT SUSPENSION POSITION SENS LOW REF RH FRT SUSPENSION POSITION SENS SIG RH FRT SUSPENSION POSITION SENS VOLT REF RH RR SUSPENSION POSITION SENS LOW REF RH RR SUSPENSION POSITION SENS SIG RH RR SUSPENSION POSITION SENS VOLT REF RIGHT FRONT SUSPENSION 4 CORNER LEVELING SYSTEM POSITION SENSOR RIGHT REAR SUSPENSION 2/4 CORNER AIR LEVELING SYSTEM POSITION SENSOR VEHICLE LEVEL CONTROL EXHAUST SOLENOID VALVE CONTROL VEHICLE LEVEL CTRL COMPRESSOR MTR CTRL WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

ANIMATION LIGHTING CONTROL APPROACH LAMP CONTROL BATTERY POSITIVE VOLTAGE BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE CARGO LAMP CONTROL FRT CLOSURE CINCH LATCH MTR PWR ENABLE GRN/VIO WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE HEADLIGHTS SYSTEM HIGH VOLTAGE BATTERY STATE HOT AT ALL TIMES LAMP CONTROL LAMP CONTROL 2 LEFT FRONT DRL CONTROL LEFT FRONT HEADLAMP LEFT FRONT PARK LAMP CONTROL LEFT FRONT TURN SIGNAL LAMP CONTROL LEFT HEADLAMP LOW BEAM CONTROL LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT REAR PARK LAMP CONTROL LEFT REAR TURN SIG LAMP CTRL 2 LEFT TURN SIGNAL LIGHT LEFT UPPER HEADLAMP LED DRIVER MODULE LIGHTING CONTROL MODULE (RIGHT END OF DASH) OF CHARGE SIGNAL PARK LIGHTS RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DRL CONTROL RIGHT FRONT PARK RIGHT HEADLAMP HIGH BEAM CONTROL RIGHT HEADLAMP LOW BEAM CONTROL RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT REAR PARK LAMP CONTROL RIGHT REAR TURN SIG LAMP CTRL 2 RR TURN SIGNAL RUN/CRANK IGNITION 1 VOLTAGE SEQUENTIAL TURN LAMP ENABLE SIGNAL VIO/BLK WIRE VIO/GRY WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE WINDSHIELD WIPER SWITCH HIGH SIGNAL WIPER/ WASHER SYSTEM YEL WIRE YEL/GRN WIRE

BLK WIRE BLU WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/YEL WIRE ENGINE WIRING HARNESS JUNCTION BLOCK FRONT BUMPER FASCIA AUXILIARY SIGNAL LAMP FRONT FASCIA LAMP LED DRIVER MODULE FRONT IDENTIFICATION LAMP GRN WIRE GRN/VIO WIRE GRY/BRN WIRE GRY/RED WIRE HIGH MOUNT STOP LAMP HIGH MOUNTED HOT AT ALL TIMES LEFT UPPER HEADLAMP LED DRIVER MODULE NCA WIRE PARK LIGHTS PICKUP BOX ENDGATE LATCH HANDLE REAR IDENTIFICATION LAMP RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT HEADLAMP RIGHT TURN SIGNAL LIGHT STOP TRAILER LAMP CONTROL MODULE TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO/YEL WIRE WHT/BLU WIRE WHT/YEL WIRE YEL/GRN WIRE

AMBIENT LIGHT SNS SIG AUTO HIGH BEAM ASSIST SWITCH SIGNAL AUTO HIGH BEAM SWITCH AUTO OFF BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BODY CONTROL MODULE LIN BUS 6 COMPUTER DATA LINES SYSTEM DIMMER SWITCH DRIVER INFORMATION CENTER DISPLAY DRL IND ENGINE WIRING HARNESS JUNCTION BLOCK FLASH TO PASS SWITCH FOG LAMP IND FRONT FOG LAMP SWITCH GRN/BLK WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRY/BRN WIRE HEAD HEADLAMP SWITCH FLASH SIGNAL HEADLAMP SWITCH OFF SIGNAL HEADLAMP SWITCH ON SIGNAL HIGH BEAM ASSIST SWITCH HIGH BEAM LAMP IND HIGH BEAM SELECT SWITCH HIGH BEAM SIGNAL HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LIN BUS 1 LOGIC LOW REF PARK REAR FOG LAMP SWITCH RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SENSOR LOW REFERENCE TURN SIGNAL SWITCH WHT WIRE WHT/BLU WIRE WHT/VIO WIRE YEL/BRN WIRE

BAT POS VOLT BLK WIRE BLK/BRN WIRE BLK/YEL WIRE BLU/GRN WIRE BLU/VIO WIRE BRN/BLK WIRE CAN BUS (+) 4 SERIAL DATA CAN BUS (+) 4 SERIAL DATA SEAT MEMORY SW SET SIG COAX COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DEFOGGER, EXTERIOR LIGHTS, NAVIGATION SYSTEMS DOWN DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH DRIVER OUTSIDE REAR VIEW MIRROR ACTUATOR DRIVER OUTSIDE REAR VIEW MIRROR EXTERIOR FLOOD LAMP DRIVER OUTSIDE REAR VIEW MIRROR FOLDING ACTUATOR DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR DRIVER SEAT ADJUSTER MEMORY MODULE (UNDER DRIVER SEAT) DRIVER SIDE OBJECT DETECTION INDICATOR FOLDING SWITCH GRN/YEL WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT SIDE VIEW DRIVER INFORMATION CAMERA LOGIC MIRROR DIMMING MIRRORS SYSTEM NAVIGATION SYSTEM NCA WIRE RED/VIO WIRE RED/YEL WIRE RIGHT RWD SEAT MEMORY SW SIG 1 VIO/BLU WIRE VIO/RED WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL/BRN WIRE YEL/WHT WIRE