GMC Hummer EV I (2021-2024) right instrument panel wiring harness junction block Wiring diagrams

ABS IND. AUTOSAR CAN BUS (-) 9 SERIAL DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/BRN WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRAKE APPLY SENSOR CONTROL BRAKE APPLY SENSOR LOW REFERENCE BRAKE APPLY SENSOR SIGNAL BRAKE FLUID LEVEL INDICATOR SWITCH BRAKE IND BRAKE PEDAL POSITION SENSOR COMPUTER DATA LINES SYSTEM DISPLAY ECS IND ECS OFF IND GRN/GRY WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC PARKING BRAKE CONTROL SWITCH RED/BRN WIRE RED/GRY WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SIGNAL GND VIO/WHT WIRE WHT WIRE WHT/GRN WIRE

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

ACC PEDAL POSITION 5 VOLT REF 2 ACC PEDAL POSITION LOW REF 1 ACC PEDAL POSITION LOW REF 2 ACC PEDAL POSITION SIG (1) ACC PEDAL POSITION SIG 2 AUTOSAR CAN BUS (+) 9 SERIAL DATA BRK APPLY SENS LOW REF AUTOSAR CAN BUS (-) 9 SERIAL DATA BATTERY ENERGY CONTROL MODULE 1 (FRONT OF LEFT REAR WHEELWELL) BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRK APPLY SENS CTRL BRK APPLY SENS SIG BRN/GRN WIRE BRN/RED WIRE CANCEL SWITCH COMPUTER DATA LINES SYSTEM CRUISE CONTROL SET/COAST/RESUME/ ACCELERATE SW SIG CRUISE CONTROLS SWITCH CRUISE SWITCH DISTANCE SENSING CRUISE CONTROL GAP UP/DOWN SWITCH SIGNAL ELECTRONIC POWER STEERING SWITCH FORWARD COLLISION ALERT WARNING SWITCH GRN WIRE GRN/WHT WIRE GROUND STEERING WHEEL RESISTOR LADDER LOW REFERENCE BATT POS VOLT GRY/GRN WIRE HOT AT ALL TIMES LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOGIC ORG/ WIRE PNK WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RES+ RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK STEERING WHEEL AIR BAG COIL SW LOW SIG SYSTEM TRANSMISSION VIO/YEL WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE YEL/WHT WIRE

AUTOSAR CAN BUS (-) 9 SERIAL DATA BATT +VE VOLTAGE BLK WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DISPLAY GROUND GROUND PICKUP BOX ENDGATE LATCH RELAY HIGH MOUNT STOP LAMP HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT MINOR ENDGATE AJAR SIG LEFT PICKUP BOX AUXILIARY ENDGATE LATCH LOGIC MINOR ENDGATE HI RLY CTRL MINOR ENDGATE LOW RLY CTRL MINOR ENDGATE REL SWITCH DISCRETE SIGNAL EXTERIOR NCA WIRE PICKUP BOX AUXILIARY ENDGATE LATCH RELAY PICKUP BOX ENDGATE LATCH HANDLE RED/GRN WIRE RED/GRY WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT MINOR ENDGATE AJAR SIG RIGHT PICKUP BOX AUXILIARY ENDGATE LATCH VIO WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE

ACCESSORY POWER RECEPTACLE SWITCH AUTOSAR CAN BUS (-) 9 SERIAL DATA BATT +VE VOLTAGE BLK WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM DISPLAY ENDGATE RELEASE SWITCH ENGINE WIRING HARNESS JUNCTION BLOCK GRN WIRE GROUND GROUND PICKUP BOX ENDGATE LATCH RELAY GRY WIRE HIGH MOUNT STOP LAMP HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT PICKUP BOX ENDGATE LATCH LIGHTING CONTROL MODULE (RIGHT END OF DASH) LOGIC MAJOR ENDGATE AJAR SIG MAJOR ENDGATE HI RLY CTRL MAJOR ENDGATE LOW RLY CTRL MAJOR ENDGATE REL SWITCH SIGNAL EXTERIOR MAJOR ENDGATE REL SWITCH SIGNAL INTERIOR NCA WIRE PICKUP BOX ENDGATE LATCH HANDLE RED/GRN WIRE RED/GRY WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT PICKUP BOX ENDGATE LATCH SUPPLY VOLTAGE PICKUP BOX ENDGATE LATCH RELAY WHT/GRN WIRE YEL/BLK WIRE

BLK WIRE BLK/YEL WIRE BLU/BRN WIRE DRL FRONT BUMPER FASCIA AUXILIARY SIGNAL LAMP FRONT FASCIA LAMP LED DRIVER MODULE GRY/BLU WIRE HEADLAMP COOLING FAN HIGH BEAM HOT AT ALL TIMES LEFT FRONT HEADLAMP LEFT LOWER HEADLAMP LED DRIVER MODULE LEFT UPPER HEADLAMP LED DRIVER MODULE LOW BEAM POWER DISTRIBUTION RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SYSTEM WHT WIRE WHT/BLU WIRE YEL WIRE

BLK WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/VIO WIRE HOT AT ALL TIMES LIN BUS 3 LOGIC NCA WIRE PASSENGER DOOR LOCK SWITCH PASSENGER FRONT SIDE DOOR WINDOW SWITCH RED/GRY WIRE RED/VIO WIRE RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT REAR SIDE DOOR LATCH RIGHT REAR SIDE DOOR WINDOW REGULATOR MOTOR RR DR AJAR SW SIG VIO WIRE VIO/WHT WIRE VIO/YEL WIRE WHT/BLU WIRE WHT/GRY WIRE WHT/VIO WIRE YEL/BLU WIRE YEL/VIO WIRE

ACCESSORY POWER RECEPTACLE SWITCH AUXILIARY FRONT STOWAGE COMPARTMENT COVER LATCH RELEASE SWITCH BATT POS VOLT BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BODY CTRL MOD LIN BUS 9 BRN WIRE BRN/BLU WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DISPLAY ENGINE COMPARTMENT COVER SWITCH FRONT CLOSURE AJAR SW SIG FRONT CLOSURE RELEASE EXTERIOR SW SIG FRONT CLOSURE RELEASE INTERIOR SW SIG FRONT COMPT ENTRAPMENT RELEASE SW SIG FRONT CLOSURE RELEASE INTERIOR SW WAKEUP SIG FRONT CLOSURE RELEASE INTERIOR SWITCH FRONT STOWAGE COMPARTMENT COVER LATCH RELEASE SWITCH GRN/YEL WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC NCA WIRE POWERTRAIN COMPARTMENT COVER CINCH LATCH MOTOR RED/GRY WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK WHT/GRN WIRE WHT/VIO WIRE YEL/BLK WIRE

ACTUATOR LOCK CTRL BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BODY CTRL MOD LIN BUS 9 BRN WIRE CHANNEL 2 PPL VCC COMPUTER DATA LINES SYSTEM DISPLAY DOOR LOCKS SYSTEM DOWN GND (UP) GND DOWN GRN WIRE GRN/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LAMP 6 7 LEFT + STOP SW LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT PICKUP BOX COVER STOP SWITCH LOCK ACTUATOR LOCK ACU UNLOCK CTRL 1 LOGIC MTR NCA WIRE NOT USED NOT USED ORG/ WIRE PICKUP BOX COVER MOTOR (FRONT RIGHT OF PICKUP BOX) PICKUP BOX COVER MOTOR CONTROL MODULE PICKUP BOX COVER OPEN/CLOSE SWITCH PICKUP BOX COVER STATUS INDICATOR PICKUP BOX TONNEAU COVER BLUNT CUT PNK WIRE PPL RED WIRE RED/BLU WIRE RED/YEL WIRE RF DOOR LOCK ACU LOCK CTRL RIGHT + STOP SW RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT PICKUP BOX COVER STOP SWITCH SHIELD UNLOCK CTRL 1 RF DOOR LOCK W/ RETRACTABLE REAR COMPARTMENT TONNEAU ACCESSORY W/O RETRACTABLE REAR COMPARTMENT TONNEAU ACCESSORY WHT WIRE WHT/GRN WIRE YEL WIRE YEL/GRN WIRE

BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BATTERY POSITIVE VOLTAGE BLK WIRE BODY CONTROL MODULE BODY CTRL MODULE LIN BUS 1 BODY CTRL MODULE LIN BUS 2 COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLU WIRE GRN/BRN WIRE HOT AT ALL TIMES ILL REAR SLIDING WINDOW CLOSE RELAY REAR SLIDING WINDOW MOTOR REAR SLIDING WINDOW OPEN RELAY REAR WINDOW SWITCH RED/GRY WIRE RETAINED ACCESSORY POWER CONTROL RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK VIO WIRE VIO/YEL WIRE WHT WIRE YEL WIRE YEL/VIO WIRE