GMC Hummer EV I (2021-2024) signal ground 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

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

AUTOMATED DRIVING MAPPING MODULE BATTERY POSITIVE VOLT BLK/WHT WIRE BLU/GRY WIRE BLU/ORG WIRE BLU/WHT WIRE CAN BUS (+) 5 SERIAL DATA CAN BUS (-) 8 SERIAL DATA COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ETHERNET BUS 11 (-) ETHERNET BUS 3 (+) GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC RED/BLU WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SIGNAL GROUND WHT WIRE WHT/GRY WIRE YEL WIRE

AUTOSAR CAN BUS SERIAL DATA (+) 8 AUTOSAR CAN BUS SERIAL DATA (-) 3 AUTOSAR CAN BUS SERIAL DATA 2 - BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE COMPUTER COMPUTER DATA LINES SYSTEM DATA LINES ETHERNET BUS 11 (-) GRN/GRY WIRE HOT AT ALL TIMES IMAGE PROCESSING MODULE INERTIAL SENSOR SUPPLY VOLTAGE LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT REAR SHORT RANGE RADAR SENSOR RED/GRN WIRE RED/WHT WIRE RIGHT REAR SHORT RANGE RADAR SENSOR SIGNAL GROUND SYSTEM VEHICLE DYNAMICS SENSOR VIO/GRY WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/YEL WIRE YEL 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

ABS IND. AIR BAG IND AMBIENT AIR TEMPERATURE SENSOR LOW REFERENCE AMBIENT AIR TEMPERATURE SENSOR SIG AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (+) 5 SERIAL DATA AUTOSAR CAN BUS (-) 5 SERIAL DATA BATTERY ENERGY CONTROL MODULE 1 (FRONT OF LEFT REAR WHEELWELL) BATTERY POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/ORG WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE FLUID LEVEL INDICATOR SWITCH BRAKE FLUID LEVEL SIGNAL BRAKE IND BRAKE MASTER CYLINDER (LEFT SIDE OF FRONT COMPT) BRAKE SYSTEM CONTROL MODULE COMPUTER DATA LINES SYSTEM CRUISE IND DISPLAY DRL IND ESC IND ESC OFF IND ETHERNET BUS 7 (-) FOG LAMP IND FORWARD COLLISION ALERT LED CTRL DAY NIGHT LED CONTROL GRN/BLK WIRE GRN/GRY WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/YEL WIRE HIGH BEAM LAMP IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE INSTRUMENT PANEL CLUSTER CONTROL MODULE LIN BUS 1 LANE DEPARTURE WARNING IND LANE KEEPING ASSIST IND LOGIC LOW TIRE PRESSURE IND NAVIGATION SYSTEM PARK BRAKE CONTROL SWITCH PARK BRAKE IND RED/BRN WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RUN/CRANK IGN 1 VOLT SEAT BELT IND SECURITY IND SERVICE PARK BRAKE IND SIGNAL GROUND SLIDING DOOR IND. VEHICLE AHEAD IND VIO/WHT WIRE WHT WIRE YEL WIRE

BATTERY POSITIVE VOLTAGE BLK/BLU WIRE BLK/GRY WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE CAN BUS (-) 1 SERIAL DATA CAN BUS (-) 2 SERIAL DATA COMPUTER DATA LINES SYSTEM FRONT PARKING ASSIST DISPLAY CONTROL FRONT PARKING ASSIST SENSOR LOW REFERENCE GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT "C" PILLAR) LEFT FRONT ADVANCED PARKING ASSIST ALARM SENSOR LEFT FRONT ADVANCED PARKING ASSIST SIDE OBJECT SENSOR SIGNAL LEFT FRONT MIDDLE PARKING ASSIST ALARM SENSOR LEFT FRONT MIDDLE PARKING ASSIST SENSOR LEFT FRONT OUTER PARKING ASSIST ALARM SENSOR LEFT FRONT OUTER PARKING ASSIST SENSOR LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LEFT REAR ADVANCED PARKING ASSIST SIDE OBJECT SENS SIG OBJECT SENS LOW REF LEFT REAR MIDDLE PARKING ASSIST SENS SIG LEFT REAR OUTER PARKING ASSIST SENS SIG OBJECT SENS VOLT REF RIGHT REAR OUTER PARKING ASSIST SENS SIG PARKING ASSIST CONTROL MODULE RED/WHT WIRE RIGHT FRONT ADVANCED PARKING ASSIST ALARM SENSOR RIGHT FRONT ADVANCED PARKING ASSIST SIDE OBJECT SENSOR SIGNAL RIGHT FRONT MIDDLE PARKING ASSIST ALARM SENSOR RIGHT FRONT MIDDLE PARKING ASSIST SENSOR RIGHT FRONT OUTER PARKING ASSIST ALARM SENSOR RIGHT FRONT OUTER PARKING ASSIST SENSOR RIGHT REAR ADVANCED PARKING ASSIST SIDE OBJECT SENS SIG RIGHT REAR MIDDLE PARKING ASSIST SENS SIG SIGNAL GROUND VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/GRY WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE