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

5 VOLT REF B 5 VOLT REF C AIR CONDITIONING REFRIGERANT PRESSURE, TEMPERATURE SENSOR 1 AIR CONDITIONING REFRIGERANT PRESSURE, TEMPERATURE SENSOR 2 AIR CONDITIONING REFRIGERANT PRESSURE, TEMPERATURE SENSOR 3 AIR CONDITIONING REFRIGERANT TEMPERATURE SENSOR 4 AMBIENT AIR TEMPERATURE SENSOR AUTOSAR CAN BUS (+) 2 SERIAL DATA BATT POS VOLT BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BATTERY ENERGY CONTROL MODULE 1 BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM COOLANT ELECTRIC HTR CTRL DISPLAY ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BRN WIRE GRN/GRY WIRE GRY/VIO WIRE GRY/YEL WIRE HI SIDE PRESS SENS 2 SIG HI SIDE PRESS SENS SIG HOT AT ALL TIMES HYBRID/ PROPULSION SYSTEM COOLANT TEMPERATURE SENSOR 5 INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC LOW SIDE PRESS SENS SIG RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE SENS LOW REF (2) SENS LOW REF (3) SENS LOW REF 1 SENS LOW REF 4 SENS LOW REF 5 SIGNAL GROUND TEMP SENS A SIG TEMP SENS B LOW REF TEMP SENS B SIG TEMP SENS C SIG TEMP SENS D LOW REF TEMP SENS D SIG TEMP SENS E LOW REF TEMP SENS E SIG TEMP SENS F SIG AUTOSAR CAN BUS (+) 2 SERIAL DATA TEMP SENS H LOW REF TEMP SENS H SIG TEMP SENS LOW REF TEMP SENS SIG VIO/GRN WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/YEL WIRE YEL/BLU WIRE YEL/BRN WIRE

AMBIENT AIR TEMPERATURE SENSOR AUTOSAR CAN BUS (+) 2 SERIAL DATA BATT POS VOLT BATTERY ENERGY CONTROL MODULE 1 BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM COOLANT ELECTRIC COOLANT ELECTRIC HTR CTRL COOLING FAN MOTOR (REAR OF RADIATOR) GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GROUND GRY/VIO WIRE HEATER HEATER CTRL HYBRID/ ELECTRIC VEHICLE BATTERY PACK HYBRID/ELECTRIC VEHICLE BATTERY CONTROL WIRING JUNCTION BLOCK HYBRID/ELECTRIC VEHICLE BATTERY COOLANT PUMP HYBRID/ELECTRIC VEHICLE COOLANT HEATER HYBRID/ELECTRIC VEHICLE ELECTRONICS COOLANT PUMP HYBRID/ELECTRIC VEHICLE PROPULSION SYSTEM COOLANT CONTROL VALVE 1 LIN BUS 3 LOGIC ORG/ WIRE ORG/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE SENS LOW REF (2) SIGNAL GROUND TEMP SENS A SIG TEMP SENS B LOW REF TEMP SENS B SIG TEMP SENS C SIG TEMP SENS D LOW REF TEMP SENS D SIG TEMP SENS E LOW REF TEMP SENS E SIG TEMP SENS LOW REF TEMP SENS SIG WHT WIRE WHT/YEL WIRE YEL/BRN WIRE

BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/GRN WIRE BLU/YEL WIRE BRN/BLK WIRE COMPUTER DATA LINES SYSTEM DISPLAY ENGINE WIRING HARNESS JUNCTION BLOCK GRN/GRY WIRE GRY/VIO WIRE HOT AT ALL TIMES HYBRID/ELECTRIC VEHICLE PROPULSION SYSTEM COOLANT CONTROL VALVE 2 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 PANEL CLUSTER CONTROL MODULE LOGIC RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK WHT/YEL WIRE

AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (+) 5 SERIAL DATA BATT POS VOLT BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DISPLAY GRN WIRE GRN/BLU WIRE GRY/RED WIRE HANDWHEEL CHANNEL A ANGLE POS SENS SENT SIG HANDWHEEL CHANNEL A HIGH REF HANDWHEEL CHANNEL A LOW REF HANDWHEEL CHANNEL A TORQUE PRESS SENS 1 SENT SIG HANDWHEEL CHANNEL A TORQUE PRESS SENS 2 SENT SIG HANDWHEEL CHANNEL B ANGLE POS SENS SENT SIG HANDWHEEL CHANNEL B HIGH REF HANDWHEEL CHANNEL B LOW REF HANDWHEEL CHANNEL B TORQUE PRESS SENS 1 SENT SIG HANDWHEEL CHANNEL B TORQUE PRESS SENS 2 SENT SIG HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC POS A POS B POWER STEERING ASSIST MOTOR POWER STEERING CONTROL MODULE (ON FRONT STEERING RACK) REAR POWER STEERING CONTROL MODULE (ON CENTER OF REAR STEERING RACK) RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE STEERING GEAR TORQUE, ANGLE SENSOR (UNDER VEHICLE, ON FRONT STEERING RACK) VIO WIRE WHT WIRE YEL/GRN 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

BATT POSITIVE VOLT BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BODY CTRL MODULE LIN BUS 11 BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE CO-DRIVER HEATED BACK THERMISTOR LO REF COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT BACK HEATER DRIVER FRONT SEAT CUSHION HEATER DRV HEATED SEAT THERMISTOR LO REF DRV SEAT BACK HEATING ELEMENT CTRL DRV SEAT BLOWER MTR CTRL 1 DRV SEAT HEATING ELEMENT CTRL DRV SEAT HEATING ELEMENT LO REF FRONT SEAT HEATER VENT CONTROL MODULE (UNDER PASSENGER SEAT) GRN/VIO WIRE GRY/BLK WIRE HOT AT ALL TIMES LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK NCA WIRE PASS HEATED SEAT THERMISTOR LO REF PASS SEAT BACK HEATING ELEMENT CTRL PASS SEAT BLOWER MTR CTRL 1 PASS SEAT HEATING ELEMENT CTRL PASS SEAT HEATING ELEMENT LO REF PASS SEAT HEATING TEMPERATURE SENS SIG DRV SEAT HEATING TEMPERATURE SENS SIG RED/BRN WIRE RED/GRN WIRE VIO/WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE YEL/GRY WIRE

BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BRN/BLU WIRE DRIVER FRONT SEAT BACK VENTILATION BLOWER DRIVER FRONT SEAT CUSHION VENTILATION BLOWER GRN/VIO WIRE GRY/BLK WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED IGN LOGIC NCA WIRE PASSENGER FRONT SEAT BACK HEATER PASSENGER FRONT SEAT BACK VENTILATION BLOWER PASSENGER FRONT SEAT CUSHION HEATER PASSENGER FRONT SEAT CUSHION VENTILATION BLOWER RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK VIO/BLU WIRE VIO/WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/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 (+) 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

A/C REFRIGERANT HIGH SIDE SENS 2 SIG A/C REFRIGERANT HIGH SIDE SENS SIG A/C REFRIGERANT LOW SIDE SENS SIG A/C REFRIGERANT TEMP SENS A SIG A/C REFRIGERANT TEMP SENS B SIG ACCELERATOR PEDAL POS LOW REF 1 ACCELERATOR PEDAL POS LOW REF 2 ACCELERATOR PEDAL POSITION SENSOR ACCESSORY PWR MODULE SUPPLY VOLT 3 AIR CONDITIONING SYSTEM BATT ENERGY CTRL BATT ENERGY CTRL MOD 5 VOLT REFR B BATT ENERGY CTRL MOD LIN BUS 1 BATT ENERGY CTRL MOD LIN BUS 2 BATT ENERGY CTRL MOD LIN BUS 3 BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE CAN BUS (-) 9 SERIAL DATA CAN BUS (-) SERIAL DATA CHARGE REC TEMP SENS DC+ LOW REF CHARGE RECEPTACLE TEMP SENS L SIG CHARGING LOCK POS LOW REF CHARGING LOCK POS SIG COMPUTER DATA LINES SYSTEM COOLANT ELECTRIC HEATER CTRL GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/GRN WIRE HIGH VOLT BATT 2 (-) RLY CTRL MOD SENS LOW REFR 3 ORG/ WIRE ORG/BLK WIRE POWERTRAIN SENS BUS ENABLE PRECHARGE RLY CTRL 2 RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/YEL WIRE SIG GND VIO/BLK WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/RED WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/VIO WIRE YEL/WHT WIRE