GMC Hummer EV I (2021-2024) blu/red Wiring diagrams

AUTOSAR CAN BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK HOT AT ALL TIMES NEAR FIELD COMMUNICATION MODULE RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 1 UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 2 UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 3 UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 4 UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 5 UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 6 VIRTUAL KEY PRIVATE CAN (+) WHT/BRN WIRE WHT/ORG WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE WIRELESS ACCESSORY CHARGING MODULE

1 SER DATA AUTO SAR CAN BUS AUTO SAR CAN BUS (+) 2 SER DATA AUTO SAR CAN BUS (+) 3 SER DATA AUTO SAR CAN BUS (+) 4 SER DATA AUTO SAR CAN BUS (+) 5 SER DATA AUTO SAR CAN BUS (+) 8 SER DATA AUTO SAR CAN BUS (-) 1 SER DATA AUTO SAR CAN BUS (-) 8 SER DATA SIG GND AUTOSAR CAN BUS (-) 5 BATT POS VOLT BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/ORG WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BUS (-) SER DATA ETHERNET BUS 3 (+) GEAR SHIFT CONTROL MODULE (IN FLOOR CONSOLE) GRN WIRE GRN/BLK WIRE GRN/VIO WIRE HOT AT ALL TIMES IGNITION MAIN RELAY ON/OFF VEHICLE SWITCH POWERTRAIN POWERTRAIN CAN PRIVATE SER DATA RADIO CONTROL RED/VIO WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SENS BUS ENABLE SER DATA SERIAL DATA GATEWAY MODULE (LEFT CENTER OF DASH) VIDEO PROCESSING MODULE (UNDER RIGHT SIDE OF DASH) VIO/GRN WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE

3 SER DATA 9 SER DATA AUTO SAR CAN BUS AUTOSAR CAN BUS (-) 4 AUTOSAR CAN BUS (-) 5 BATTERY ENERGY CONTROL MODULE 2 (FRONT OF RIGHT REAR WHEELWELL) BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/ORG WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE MASTER CYLINDER (LEFT SIDE OF FRONT COMPT) BRAKE SYSTEM CONTROL MODULE BRK SYSTEM CTRL DRIVER SEAT ADJUSTER DRIVER SEAT ADJUSTER MEMORY MODULE ETHERNET BUS 7 (-) GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE INSTRUMENT PANEL CLUSTER CONTROL MODULE IP CLUSTER CTRL MOD LIN BUS 1 MOD LIN BUS 1 MOD LIN BUS 2 PARKING BRAKE CONTROL SWITCH POWERTRAIN COMPARTMENT COVER MODULE PRIVATE SER DATA ACTIVE SAFETY CAN BUS (-) SER DATA SER DATA TRAILER BRAKE CONTROL MODULE TRAILER BRAKE CONTROL SWITCH VEHICLE DYNAMICS SENSOR VIO/GRN WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE

9 SER DATA AUTO SAR CAN BUS AUTOSAR CAN BUS (-) 5 BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BUS (-) SER DATA DRIVER FRONT SEAT ADJUSTER SWITCH DRIVER SEAT ADJUSTER ETHERNET BUS 4 (-) GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/WHT WIRE HEATER, AIR CONDITIONING AUXILIARY CONTROL IMAGE PROCESSING LIGHTING CONTROL MODULE MEM MOD LIN BUS 1 MOD LIN BUS 1 NEAR FIELD COMMUNICATION MODULE RED/BLK WIRE RESTRAINTS CONTROL MODULE RIGHT END OF DASH) SER DATA STEERING COLUMN CONTROL MODULE STEERING WHEEL AIR BAG COIL STEERING WHEEL DRIVER MONITORING SYSTEM MODULE STEERING WHEEL RADIO CONTROL SWITCH TELEMATIC CONTROL MODULE VIO/GRN WIRE VIRTUAL KEY PRIVATE CAN (+) WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/ORG WIRE WHT/YEL WIRE WIRELESS ACCESSORY CHARGING MODULE YEL 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

ACCESSORY POWER RECEPTACLE SWITCH AUTOMATED DRIVING MAPPING MODULE BLK WIRE BLK/WHT WIRE BLU/RED WIRE BODY CONTROL MODULE COMMUNICATION CENTER CALL SWITCH CRUISE CONTROL SWITCH DATA LINK CONNECTOR DIMMER SWITCH DRIVER MONITORING SYSTEM MODULE FORWARD COLLISION ALERT DISPLAY GRN/ORG WIRE INSIDE REAR VIEW MIRROR INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT FRONT FLOOR COURTESY LAMP NCA WIRE ON/OFF VEHICLE SWITCH PARKING BRAKE CONTROL SWITCH RADIO CONTROL STEERING COLUMN CONTROL MODULE STEERING WHEEL AIR BAG COIL STEERING WHEEL DRIVER MONITORING SYSTEM MODULE STEERING WHEEL HORN CONTACT STEERING WHEEL RADIO CONTROL SWITCH STEERING WHEEL RADIO FAVORITES SWITCH STEERING WHEEL RADIO VOLUME SWITCH TRAILER BRAKE CONTROL SWITCH TURN SIGNAL SWITCH WINDSHIELD FRONT VIEW CAMERA WINDSHIELD OUTSIDE MOISTURE/ AMBIENT LIGHT AND HUMIDITY SENSOR

ACCESSORY POWER RECEPTACLE SWITCH AUTOSAR CAN BUS (+) 1 SERIAL DATA AUTOSAR CAN BUS (+) 5 SERIAL DATA AUTOSAR CAN BUS (-) 9 SERIAL DATA AUTOSAR CAN BUS (-) 9 SERIAL DATA BATT POS VOLT BATT POS VOLT BLK WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/RED WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DIMMER SWITCH DISPLAY DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH GEAR SHIFT CONTROL MODULE (IN FLOOR CONSOLE) GRN/YEL WIRE HEATER, AIR CONDITIONING AUXILIARY CONTROL HOT AT ALL TIMES INDICATOR DIMMING CONTROL INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL LAMP DIMMER SW SIG INSTRUMENT PANEL LP DIMMER SW LOW REF INTERIOR LAMP SWITCH LED BACKLIGHT DIMMING CONTROL 1 LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC PARKING BRAKE CONTROL SWITCH REAR WINDOW SWITCH RED/GRY WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK STEP DIM BACKLIGHT WHT WIRE WHT/GRN WIRE YEL WIRE YEL/GRY WIRE

ACCESSORY AC, DC POWER CONTROL MODULE RELAY BATTERY POSITIVE VOLTAGE BLK WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLK WIRE CAN-BUS COMPUTER DATA LINES SYSTEM FROM ENGINE WIRING HARNESS JUNCTION BLOCK (DIAGRAM 1 OF 10) GROUND 14 HEATER, AIR CONDITIONING AUXILIARY CONTROL HORN RELAY LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT TRAILER STOP/TURN SIGNAL LAMP RELAY NEAR FIELD COMMUNICATION MODULE PARKING LAMP RELAY PICKUP BOX AUXILIARY ENDGATE LATCH RELAY REAR SLIDING WINDOW CLOSE RELAY REAR SLIDING WINDOW OPEN RELAY REAR WINDOW DEFOGGER RELAY RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RIGHT TRAILER STOP/TURN SIGNAL LAMP RELAY TO DC/AC CONVERTER CONTROL MODULE (DIAGRAM 5 OF 10) TRAILER BACKUP LAMPS RELAY UHF LOW ENERGY REMOTE CONTROL ACCESS SENSOR TRANSCEIVER 5 UNDERBODY CAMERAS CAMERA WASHER FLUID PUMP RELAY VIDEO DISPLAY INSIDE REAR VIEW MIRROR CAMERA WASHER FLUID PUMP RELAY WHT/GRN WIRE WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER MOTOR RELAY WINDSHIELD WIPER MOTOR SPEED CONTROL RELAY WIRELESS ACCESSORY CHARGING MODULE

BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE BRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM CTRL GRN WIRE GRN/ORG WIRE GRY WIRE GRY/BLU WIRE HIGH CNTRL HOT AT ALL TIMES IMAGE PROCESSING MODULE LIN BUS 1 LIGHTBAR RED WIRE LOW CNTRL NCA WIRE RED WIRE RED/BRN WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SEATS SYSTEM SECONDARY FUSED BAT POS VOLT SNS SIG STEERING WHEEL AIR BAG COIL STEERING WHEEL DRIVER MONITORING SYSTEM MODULE STEERING WHEEL GND STEERING WHEEL LED DISPLAY STEERING WHEEL LIGHTBAR BLUE CTRL STEERING WHEEL LIGHTBAR CTRL STEERING WHEEL LIGHTBAR GREEN CTRL STEERING WHEEL TOUCH SENSOR STEERING WHEEL) SW LED CTRL SW SIG VIO WIRE VIO/YEL WIRE VOLT REF WHT WIRE YEL WIRE

AXLE DIFF LOCK SW SIG BATTERY POSITIVE VOLT BLK WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/RED WIRE CAN BUS (+) 3 SERIAL DATA CAN BUS (-) 3 SERIAL DATA REAR AXLE DIFF LOCK IND CTRL CHASSIS CONTROL MODULE (LEFT SIDE OF FRONT COMPT) COMPUTER DATA LINES SYSTEM DOWN FRONT AXLE DIFF LOCK IND CTRL FRONT DIFF LOCK ACTUATOR CTRL FRONT DIFF LOCK ACTUATOR LOW CTRL GEAR SHIFT CONTROL MODULE (IN FLOOR CONSOLE) GROUND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGNITION 1 VOLT ILL LOGIC P SWITCH RED/GRN WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RUN/CRANK IGN 1 VOLT SERIAL DATA SERIAL DATA (-) (1) SERIAL DATA (-) BATTERY POS VOLT SERIAL DATA (-) SENS BUS ENABLE SOUND SYSTEMS VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/GRN WIRE