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

20 21 BODY CTRL MOD LIN BUS 13 AC PWR OUTLET SW SIG AUTOSAR CAN BUS (-) 9 SER DATA BLK/BRN WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BODY CTRL MOD LIN BUS BODY CTRL MOD LIN BUS 1 BODY CTRL MOD LIN BUS 11 BODY CTRL MOD LIN BUS 16 BODY CTRL MOD LIN BUS 3 BODY CTRL MOD LIN BUS 4 BODY CTRL MOD LIN BUS 9 BRAKE APPLY SENS CTRL BRAKE APPLY SENS LOW REF BRAKE APPLY SENS SIG BRN/BLK WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE CARGO LMP CTRL CHILD SECURITY LK MTR LK CTRL COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRAKE SIG 1 DEFOGGER SYSTEM DOME/READING LP ENABLE SIG DOOR LOCKS, ANTI-THEFT SYSTEMS FRT CLOSURE AJAR SW SIG FRT CLOSURE REL EXTERIOR SW SIG GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE HOOD STATUS B SIG HORN RLY CTRL HORNS SYSTEM INSTRUMENT PANEL ACCENT LIGHTING CTRL INTERIOR LP CTRL INTERIOR PASSIVE ENTRY ANTENNA 1 HI SIG INTERIOR PASSIVE ENTRY ANTENNA 1 LOW SIG INTERIOR PASSIVE ENTRY ANTENNA 3 HI SIG INTERIOR PASSIVE ENTRY ANTENNA 3 LO SIG LED BACKLIGHT DIMMING CTRL 1 LH FRT DR LK ACTUATOR LK CTRL LH FRT DR OPEN SW SIG LH FRT EXTERIOR DR HNDL SW UNLOCK SIG LH MINOR ENDGATE AJAR SIG LR CHILD SECURITY LK ACTUATOR STATUS SIG LR DR EXTERIOR SW UNLK SIG LR DR HNDL SW SIG 2 LR DR LK ACTUATOR LK CTRL LR DR LK STATUS SIG MAJOR ENDGATE REL SW SIG EXTERIOR MINOR ENDGATE REL SW DISCRETE SIG EXTERIOR PASSIVE ENTRY LF ANTENNA SIG HI PASSIVE ENTRY RF DR ANTENNA SIG HI PASSIVE ENTRY RF DR ANTENNA SIG LOW POWER DISTRIBUTION SYSTEM POWER WINDOWS SYSTEM RETAINED ACCESSORY PWR CTRL RF DR EXTERIOR SW UNLK SIG RF DR HNDL SW SIG 1 RF DR LK ACTUATOR LK CTRL RH MINOR ENDGATE AJAR SIG RR CHILD SECURITY LK ACTUATOR STATUS SIG RR CLOSURE PASSIVE ENTRY ANTENNA HI SIG RR CLOSURE PASSIVE ENTRY ANTENNA LO SIG RR DEFOGGER RLY CTRL PASS ENTRY LEFT FRONT ANTENNA SIG LO RR DR EXTERIOR SW UNLOCK SIG RR DR HNDL SW SIG 2 RR DR LK STATUS SIG RR DR LO ACTUATOR LO CTRL STEP DIM BACKLIGHT TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE

ACCESSORY POWER RECEPTACLE SWITCH ALERT LED CTRL ALERT LED CTRL LIN BUS 1 AUTOSAR SER DATA CAN BUS SER DATA 2 + AUTOSAR SER DATA CAN BUS SER DATA 4 + BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH CRUISE CONTROL SYSTEM DAY NIGHT LED CTRL DIMMING CTRL DISTANCE SENSING CRUISE CONTROL GAP UP/DOWN SW SIG DRIVER INFORMATION CENTER DISPLAY DRIVER SEAT ADJUSTER MEMORY MODULE FORWARD COLLISION ALERT DISPLAY FORWARD COLLISION WARNING SWITCH GRN/BLK WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGN 1 VOLT INSTRUMENT PANEL CLUSTER CONTROL MODULE LANE DEPARTURE WARN DISABLE SW SIG LANE DEPARTURE WARN IND CTRL LANE DEPARTURE WARNING IND LANE DEPARTURE WARNING SWITCH LANE KEEPING ASSIST IND LANE KEEPING ASSIST SWITCH LEFT FRONT SEAT LANE DEPARTURE WARNING ACTUATOR LOGIC LR SEAT HAPTIC MOVEMENT MOTOR CONTROL NCA WIRE PNK WIRE RED/YEL WIRE RIGHT FRONT SEAT LANE DEPARTURE WARNING ACTUATOR RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RR SEAT HAPTIC MOVEMENT MOTOR CONTROL STEERING WHEEL AIR BAG COIL STRG WHEEL RESISTOR LADDER LOW REF VEHICLE AHEAD IND VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/GRY WIRE WINDSHIELD FRONT VIEW CAMERA YEL/BRN WIRE

A/C REFRIGERANT TEMP SENS C SIG ACC PWR MOD FIELD DUTY CYCLE SIG ACCELERATOR PEDAL POS SIG 1 ACCELERATOR PEDAL POS SIG 2 ACCESSORY PWR MOD SUPPLY VOLT 4 AIR CONDITIONING SYSTEM AMBIENT AIR TEMP SENS LOW REF AMBIENT AIR TEMP SENS SIG AUTOSAR CAN BUS (+) 2 SERIAL DATA BAT ENERGY CTRL MOD SENS LOW REF 4 BATT ENERGY CTRL MOD 5 VOLT REF C BATT ENERGY CTRL MOD SENS LOW REF 2 BATT ENERGY CTRL MODULE LIN BUS 4 BATT ENERGY CTRL MODULE LIN BUS 5 BATT ENERGY CTRL MODULE LIN BUS 6 BATT RADIO FREQUENCY MOD LOW REF BATT RADIO FREQUENCY MOD SUPPLY VOLT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE CHARGE PORT DOOR POS SENS SIG CHARGE REC TEMP SENS DC+ SIG CHARGE REC TEMP SENS L LOW REF COMPUTER DATA LINES SYSTEM FAST CHARGE DC NEGATIVE RLY CTRL FAST CHARGE DC POSITIVE RLY CTRL FAST CHRG OFFBRD CHARGING LK SIG FAST CHRG OFFBRD CHARGING UNLK SIG GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/VIO WIRE HYBRID/EV BATT (-) RLY CTRL HYBRID/EV BATT 1 (+) RLY CTRL HYBRID/EV BATTERY 2 (+) RLY CTRL 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/PROPULSION SYSTEM COOLANT TEMPERATURE SENSOR 5 INSTRUMENT CLUSTER SYSTEM ORG/ WIRE ORG/BLK WIRE PRECHARGE RLY PROXIMITY STATUS SIG 1 RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE RUN/CRANK IGNITION 1 VOLT SECONDARY FUSED BATT POS VOLT SPI BUS 1 (+) SERIAL DATA SPI BUS 3 (+) SERIAL DATA VIO/BLK WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/RED WIRE WHT WIRE WHT/BLU WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/VIO WIRE YEL/WHT WIRE

A/C REFRIGERANT TEMP SENS D SIG A/C REFRIGERANT TEMP SENS E SIG A/C REFRIGERANT TEMP SENS F SIG A/C REFRIGERANT TEMP SENS H LOW REF A/C REFRIGERANT TEMP SENS H SIG ACC PWR MOD SET VOLT CTRL AIR CONDITIONING SYSTEM BATT ENERGY CTRL SENS LOW REF 1 BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE CHARGE RECEPTACLE TEMP SENS N SIG COOLANT TEMP SENS A SIG COOLANT TEMP SENS B LOW REF COOLANT TEMP SENS B SIG COOLANT TEMP SENS C SIG COOLANT TEMP SENS D LOW REF COOLANT TEMP SENS D SIG COOLANT TEMP SENS E LOW REF COOLANT TEMP SENS E SIG CTRL PILOT SIG 1 DOOR LOCKS SYSTEM GRN/BRN WIRE GRN/GRY WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HIGH VOLT ONBOARD CHARGING ENABLE SIG HOOD STATUS A SIG HYBRID/ELECTRIC VEHICLE BATTERY DISCONNECT RELAY HYBRID/ELECTRIC VEHICLE BATTERY PACK HYBRID/ELECTRIC VEHICLE BATTERY PACK COMMUNICATION MODULE LOGIC MOD SENS LOW REF 5 ORG/ WIRE ORG/BLK WIRE RED/VIO WIRE SIG GND VEHICLE CTRL MOD WAKE UP SIG VEHICLE INTEGRATION CTRL VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/RED WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/VIO WIRE

AIR CONDITIONING SYSTEM BLU/ORG WIRE BRN/GRN WIRE FUSE FLRO GRN/BLU WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE HYBRID/ELECTRIC VEHICLE BATTERY CONTACTOR- DC NEGATIVE RELAY HYBRID/ELECTRIC VEHICLE BATTERY CONTACTOR- NEGATIVE 2 RELAY HYBRID/ELECTRIC VEHICLE BATTERY CONTACTOR- NEGATIVE RELAY HYBRID/ELECTRIC VEHICLE BATTERY CONTACTOR- SERIES NEGATIVE RELAY HYBRID/ELECTRIC VEHICLE BATTERY CONTROL WIRING JUNCTION BLOCK HYBRID/ELECTRIC VEHICLE BATTERY CURRENT SENSOR 1 HYBRID/ELECTRIC VEHICLE BATTERY CURRENT SENSOR 2 HYBRID/ELECTRIC VEHICLE BATTERY CUT-OFF ACTUATOR HYBRID/ELECTRIC VEHICLE BATTERY CUT-OFF ACTUATOR 2 HYBRID/ELECTRIC VEHICLE BATTERY DISCONNECT RELAY LOGIC N/A ORG/ WIRE ORG/BLK WIRE ORG/BRN WIRE ORG/YEL WIRE RED/VIO WIRE SUPPLEMENTAL RESTRAINTS SYSTEM TO HYBRID/ELECTRIC VEHICLE BATTERY PACK SECTIONS 1 (DIAGRAM 10 OF 11) TO HYBRID/ELECTRIC VEHICLE BATTERY PACK SECTIONS 2 (DIAGRAM 10 OF 11) VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE YEL/VIO WIRE