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

BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRN/BLK WIRE BRN/GRN WIRE BRN/WHT WIRE CAN BUS (-) BATT POS VOLTAGE CAN-BUS COMPUTER DATA LINES SYSTEM DOOR LOCK ACTUATOR LOCK CTRL 2 FRONT LOW FREQUENCY CONSOLE ANTENNA GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/VIO WIRE HOOD STATUS B SIGNAL HOT AT ALL TIMES IMMOBILIZER ANTENNA LOW SIG IMMOBILIZER ANTENNA SIG (+) INT PASS ENTRY ANTENNA 2 LOW SIG INT PASS ENTRY ANTENNA 2 HIGH SIG INT PASS ENTRY ANTENNA 2 LOW SIG LEFT REAR DOOR LOCK STATUS SIG LF DOOR OPEN SWITCH SIGNAL LF DR EXTR SW LOCK SIG LF EXT DOOR HANDLE SW UNLOCK SIG LF FRONT DOOR HANDLE SW SIG 1 LF FRONT DOOR UNLATCH LF REAR DOOR EXTERIOR SW LF REAR DOOR HANDLE SW SIG 2 LF REAR DOOR UNLATCH ACTUATOR LOW FREQUENCY CONSOLE NUMBER 2 ANTENNA LOW FREQUENCY FRONT BUMPER ANTENNA LOW FREQUENCY FRONT COMPARTMENT ANTENNA LOW FREQUENCY REAR BUMPER ANTENNA LOW REF (1) LR LOCK ACTUATOR STATUS SIG PASS ENTRY LEFT FRONT ANT SIG HIGH PASS ENTRY LEFT FRONT ANT SIG LOW PASS ENTRY RH FRT DOOR ANT SIG HI PASS ENTRY RH FRT DOOR ANT SIG LO REAR CLS PASS ENTRY ANT HIGH SIG REAR CLS PASS ENTRY ANT LOW SIG RED/BLU WIRE RF DOOR EXTR SW UNLOCK SIG RF DR EXTR SW LOCK SIG RH FRONT DOOR HANDLE SW SIG 1 RH REAR DOOR EXTERIOR SW RH REAR DOOR HANDLE SW SIG 2 RH REAR DOOR UNLATCH ACTUATOR RH REAR DOOR UNLATCH CTRL RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT REAR DOOR LOCK STATUS SIG RR LOCK ACTUATOR STATUS SIG UN LATCH ACT UNLATCH LOW REF 2 VIO WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/GRN WIRE

BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/VIO WIRE LEFT REAR SIDE DOOR LATCH LEFT REAR SIDE DOOR WINDOW REGULATOR MOTOR LIN BUS 3 LOGIC NCA WIRE ORG/ WIRE PASSENGER FRONT SIDE DOOR LATCH PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR PICKUP BOX COVER MOTOR CONTROL MODULE PICKUP BOX TONNEAU COVER BLUNT CUT RF DR AJAR SW SIG VIO WIRE VIO/GRY WIRE VIO/WHT WIRE W/ RETRACTABLE REAR COMPARTMENT TONNEAU ACCESSORY W/O RETRACTABLE REAR COMPARTMENT TONNEAU ACCESSORY WHT WIRE WHT/BLU WIRE WHT/GRY WIRE WHT/VIO WIRE YEL WIRE YEL/GRN WIRE

BLK WIRE BLU WIRE BLU/WHT WIRE BRN/GRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM DRIVER FRONT SIDE DOOR LATCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR GRN/BLK WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/VIO WIRE GRY/YEL WIRE LEFT FRONT SIDE DOOR OUTSIDE HANDLE LEFT FRONT SIDE DOOR OUTSIDE HANDLE SWITCH LEFT LOW FREQUENCY BODY SIDE ANTENNA LEFT REAR SIDE DOOR OUTSIDE HANDLE LEFT REAR SIDE DOOR OUTSIDE HANDLE SWITCH LIN BUS 3 LOGIC NCA WIRE RF DR AJAR RIGHT FRONT SIDE DOOR OUTSIDE HANDLE RIGHT FRONT SIDE DOOR OUTSIDE HANDLE SWITCH RIGHT LOW FREQUENCY BODY SIDE ANTENNA RIGHT REAR SIDE DOOR OUTSIDE HANDLE RIGHT REAR SIDE DOOR OUTSIDE HANDLE SWITCH SW SIG VIO WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/GRY WIRE WHT/VIO 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

AUTOSAR CAN BUS (-) 9 SERIAL DATA AUTOSAR CAN BUS (-) 9 SERIAL DATA BATT POS VOLT BATT POS VOLT BLK WIRE BLU/GRN WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRN/VIO WIRE CARGO LAMP CONTROL COMPUTER DATA LINES SYSTEM COURTESY LAMP SW SIG DOME/READING LAMP ENABLE SIG DOME/READING LAMP ENABLE SIGNAL FRONT FOOTWELL ACCENT LIGHTING CTRL GRN/VIO WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/ORG WIRE HOT AT ALL TIMES INSTRUMENT ILLUMINATION CIRCUIT INSTRUMENT PANEL ACCENT LIGHTING CTRL INTERIOR DR HANDLE ACCENT LIGHTING CTRL INTERIOR LAMP CONTROL INTERIOR LAMP DEFEAT SW SIG INTERIOR LAMP SWITCH LEFT FRONT FLOOR COURTESY LAMP LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK OVERHEAD ACCENT LIGHTING CONTROL RED/GRY WIRE RED/WHT WIRE RIGHT FRONT FLOOR COURTESY LAMP VIO/GRN WIRE W/ ACCESSORY INTERIOR LED LIGHTING WHT/BLK WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE

BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GRN WIRE GRY WIRE HEATED STEERING WHEEL IND HEATED STEERING WHEEL SWITCH HIGH CNTRL HOT AT ALL TIMES IMAGE PROCESSING MODULE LIN BUS 1 LOW CNTRL NCA WIRE RADIO CONTROL RED WIRE RED/BRN WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SECONDARY FUSED BAT POS VOLT SNS SIG STEERING WHEEL AIR BAG COIL STEERING WHEEL DRIVER MONITORING SYSTEM MODULE STEERING WHEEL HEATER SW LED CTRL SW SIG VOLT REF WHT WIRE YEL WIRE YEL/GRY WIRE

BLK WIRE BLK/GRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE COAX COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DEFOGGER, EXTERIOR LIGHTS, NAVIGATION SYSTEMS DRIVER FRONT SEAT ADJUSTER MEMORY SWITCH EXIT GRN/BLK WIRE GRN/YEL WIRE GRY WIRE LOGIC NAVIGATION SYSTEM NCA WIRE PASSENGER FRONT SIDE DOOR WINDOW SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR ACTUATOR PASSENGER OUTSIDE REAR VIEW MIRROR EXTERIOR FLOOD LAMP PASSENGER OUTSIDE REAR VIEW MIRROR FOLDING ACTUATOR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS PASSENGER SIDE OBJECT DETECTION INDICATOR RED/VIO WIRE RIGHT SIDE VIEW DRIVER INFORMATION CAMERA SET- VIO/WHT WIRE WHT WIRE WHT/GRN WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

AUTOSAR CAN BUS (+) 5 SERIAL DATA BACKUP LAMP CONTROL BATTERY POSITIVE VOLTAGE BK COAX (AM/FM) ANTENNA RF SIG BK USB INFOTAINMENT DISPLAY SIG BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BLU/WHT WIRE COAX COAX CU COAXIAL ANTENNA XM SIG COMPUTER DATA LINES SYSTEM DISPLAY ENGINE CONTROLS SYSTEM ETHERNET BUS 2 (-) ETHERNET BUS 4 (-) ETHERNET BUS 6 (-) GRN WIRE GRN/WHT WIRE GRY WIRE GRY/YEL WIRE HOT AT ALL TIMES LOGIC LVDS LVDS GY INFOTAINMENT DISPLAY SIG MICROPHONE (-) SIG (PINS: 13 TO 29 NOT USED) NAVIGATION SYSTEM PERFORMANCE DATA RECORDER DIFFERENTIAL LOW VOLTAGE OG RADIO RADIO CONTROL RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SIG GROUND SIGNALING LVDS SIG COAX BG COAXIAL ANTENNA WLAN SIG STEERING WHEEL RADIO FAVORITES SWITCH STEERING WHEEL RADIO VOLUME SWITCH TAN WIRE USB VIO/YEL WIRE VOICE RECOGNITION AUDIO (-) CTRL MICROPHONE (+) SIG VOICE RECOGNITION AUDIO SIG VOLUME- WHT WIRE YEL WIRE

1-CU 1-VT 2-BK 2-CU 2-VT 3-BK AUXILIARY WIRELESS COMMUNICATION INTERFACE ANTENNA BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE CELL CELL/GPS COAX COMPUTER DATA LINES SYSTEM GRY WIRE GRY/YEL WIRE LOGIC MUTE NCA WIRE NEXT PREVIOUS RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT FRONT COMMUNICATION INTERFACE MODULE MICROPHONE RIGHT STEERING WHEEL CONTROLS SWITCH SEEK DOWN SEEK UP SELECT TALK TAN WIRE USB VIO/YEL WIRE YEL WIRE

BATT POS VOLT BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE LIN BUS 2 BRN/BLK WIRE COMPUTER DATA LINES SYSTEM DRIVER CUSHION, BACK SWITCH GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRY WIRE HEATER, AIR CONDITIONING AUXILIARY CONTROL HIGH HEAT IND HOT AT ALL TIMES LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT REAR SEAT CUSHION HEATER LOCAL INTERCONNECT NETWORK SERIAL DATA BUS 9 LOGIC LOW HEAT IND MEDIUM HEAT IND NCA WIRE PASSENGER CUSHION/ BACK SWITCH REAR SEAT HEATER VENT CONTROL MODULE RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR SEAT CUSHION HEATER RR SEAT CUSHION HEATING ELEMENT CTRL WHT/BLK WIRE WHT/BLU WIRE YEL/WHT WIRE