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

1-BG REAR VIEW CAMERA LVDS COAXIAL SIGNAL 1-BK COAX 1-BN TRAILER REAR VISION CAMERA LVDS COAXIAL SIGNAL 1-CU FRONT VIEW CAMERA LVDS COAXIAL SIGNAL 1-GN CARGO BED REAR VISION CAMERA LVDS COAXIAL SIGNAL 2-BG RH SIDE VISION CAMERA COAXIAL SIGNAL 2-BK 2-BN LEFT SIDE VIEW CAMERA LVDS COAXIAL SIGNAL 2-CU RIGHT SIDE VIEW CAMERA LVDS COAXIAL SIGNAL 2-GN UNDERBODY CAMERA LVDS COAXIAL SIGNAL BATTERY POSITIVE VOLTAGE BK COAX BK LVDS BLK/WHT WIRE BLU WIRE CAN BUS (-) 1 SERIAL DATA CARGO AREA AUXILIARY REAR VIEW CAMERA COAX COMPUTER DATA LINES SYSTEM DISPLAY DRIVER OUTSIDE REAR- VIEW MIRROR FRONT VIEW UNDERBODY CAMERA GRILLE FRONT VIEW DRIVER INFORMATION CAMERA HOT AT ALL TIMES LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT SIDE VIEW DRIVER INFORMATION CAMERA LOGIC LVDS PASSENGER OUTSIDE REAR VIEW MIRROR RADIO RADIO CONTROL RD VIDEO PROCESSING MODULE LVDS COAXIAL SIGNAL REAR VIEW CAMERA DRIVER INFORMATION REAR VIEW UNDERBODY CAMERA RED/VIO WIRE RIGHT SIDE VIEW DRIVER INFORMATION CAMERA SIGNAL GROUND TOW VEHICLE ELECTRICAL RECEPTACLE VIDEO PROCESSING MODULE (UNDER RIGHT SIDE OF DASH) WH COAX WHT 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

ACTIVE NOISE CANCELLATION MICROPHONE 1 FEEDBACK SIGNAL ACTIVE NOISE CANCELLATION MICROPHONE 1 SIGNAL AUDIO AMPLIFIER AUTOSAR CAN BUS (+) 5 SERIAL DATA BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM ETHERNET BUS 6 (-) FRONT CENTER SPEAKER (-) CTRL GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRN/RED WIRE GRN/VIO WIRE GRY/BLK WIRE HOT AT ALL TIMES LEFT FRONT RADIO SPEAKER INSTRUMENT PANEL LEFT FRONT SPEAKER 1 (+) CTRL LEFT FRONT SPEAKER CTRL (+) 1 LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK NCA WIRE RADIO FRONT CENTER SPEAKER RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE REAR/LEFT REAR SURROUND SPEAKER (-) CTRL RED/GRN WIRE RIGHT FRONT MIDRANGE SPEAKER (+) CTRL RIGHT FRONT RADIO SIDE DOOR SPEAKER RIGHT FRONT RADIO SPEAKER INSTRUMENT PANEL RIGHT FRONT RADIO WINDSHIELD SIDE GARNISH MOLDING SPEAKER RIGHT FRONT SPEAKER 1 (+) CTRL RIGHT FRONT SPEAKER CTRL (+) 1 RIGHT SUBWOOFER (-) CTRL BATTERY POSITIVE VOLTAGE RIGHT SUBWOOFER CTRL (+) SIG GROUND VIO/BLU WIRE WHT WIRE WHT/BRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

AUTOSAR AUTOSAR CAN BUS (+) 4 SERIAL DATA B+ VOLT BATTERY ENERGY CONTROL MODULE 1 BLK WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/VIO WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE CAN BUS (+) 9 COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY FRONT CLOSURE LATCH PRIMARY STATUS SIG GRN/BLK WIRE GRN/YEL WIRE GRY/BLK WIRE HOOD OPEN HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIN BUS 1 LIN BUS 16 LOGIC POWERTRAIN COMPARTMENT COVER MODULE RED/GRY WIRE RED/VIO WIRE REMOTE FUNCTION ACTUATOR MODULE SECURITY IND SERIAL DATA SERIAL DATA CAN BUS (-) 9 SW SIG VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE YEL 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

BLK WIRE BLU WIRE BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOWN DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH EXPRESS GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE HOT AT ALL TIMES ILL LEFT FRONT LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT REAR LEFT REAR SIDE DOOR WINDOW REGULATOR MOTOR LEFT REAR SIDE DOOR WINDOW SWITCH LOCKOUT INDICATOR LOGIC PASSENGER FRONT SIDE DOOR WINDOW SWITCH RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RIGHT FRONT RIGHT REAR VIO/GRY WIRE WHT/BRN WIRE WINDOW LOCK SWITCH WINDOW SWITCH YEL WIRE

BAT CUT-OFF MODULE LOW CTRL BAT CUTOFF RESTRAINT 2 HIGH CTRL BAT CUTOFF RESTRAINT 2 LOW CTRL BLK/ORG WIRE BLU/ORG WIRE BRN/ORG WIRE DRIVER FRONT SEAT OUTBOARD SEAT BACK AIR BAG DRIVER SEAT BACK AIR BAG HIGH CTRL DRIVER SEAT BACK AIR BAG LOW CTRL DRIVER SEAT BELT SENS SIG DRIVER SEAT BELT SW LOW REF DRIVER SEAT BELT SWITCH DRIVER FRONT SEAT BELT BUCKLE ENGINE CONTROLS SYSTEM GRY/ORG WIRE HOT AT ALL TIMES LEFT FRONT DOOR AIR BAG SIDE IMPACT SENSOR LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT ROCKER PANEL EXTENSION AIR BAG SIDE IMPACT REAR SENSOR LF FRT SIDE IMPACT SENS LOW REF LF FRT SIDE IMPACT SENS SIG LF RR SIDE IMPACT SENS LOW REF LF RR SIDE IMPACT SENS SIG NCA WIRE ORG/BLU WIRE ORG/BRN WIRE ORG/GRN WIRE ORG/GRY WIRE ORG/VIO WIRE ORG/WHT WIRE ORG/YEL WIRE PASS SEAT BACK AIR BAG HIGH CTRL PASS SEAT BACK AIR BAG LOW CTRL PASS SEAT BELT SW SIG PASSENGER FRONT SEAT OUTBOARD SEAT BACK AIR BAG PYROTECHNIC BAT CUT-OFF ACU RED/GRN WIRE RESTRAINTS CONTROL MODULE (UNDER FLOOR CONSOLE) RH FRT SIDE IMPACT SENS LOW REF RH FRT SIDE IMPACT SES SIG RH RR SIDE IMPACT SENS LOW REF RH RR SIDE IMPACT SENS SIG

AUTOSAR CAN BUS (+) 4 SERIAL DATA AUTOSAR CAN BUS (-) 4 SERIAL DATA FRONT CLOSURE CINCH LATCH MTR PWR ENABLE BATT POS VOLT BATTERY VOLTAGE BLK WIRE BLK/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK FRONT CLOSURE CINCH LATCH MTR CINCH CTRL FRONT CLOSURE CINCH LATCH MTR PWR ENABLE FRONT CLOSURE CINCH LATCH MTR RELEASE CTRL FRONT CLOSURE LATCH NEUTRAL STATUS SIG FRONT CLOSURE LATCH PRIMARY STATUS SIG FRONT CLOSURE LATCH SECONDARY STATUS SIG FRONT CLOSURE OPEN/CLOSE MTR CLOSE CTRL FRONT CLOSURE OPEN/CLOSE MTR OPEN CTRL FRONT CLOSURE POS SEN LOW REFERENCE FRONT CLOSURE POS SEN SIG 1 FRONT CLOSURE POS SEN SIG 2 FRONT CLOSURE POS SEN VOLT REFERENCE FRONT CLOSURE POS SENS 2 SIG 2 FRONT CLOSURE POSITION SENSOR 2 SIG 1 GRN/VIO WIRE GRY/RED WIRE HOT AT ALL TIMES LEFT HOOD POWER ASSIST ACTUATOR LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LIGHTING CONTROL MODULE NCA WIRE POWERTRAIN COMPARTMENT COVER MODULE (LEFT REAR OF FRONT COMPT) RED/VIO WIRE RIGHT END OF DASH) RIGHT HOOD POWER ASSIST ACTUATOR WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL/BLK WIRE