GMC Hummer EV I (2021-2024) hybrid/electric vehicle battery disconnect relay Wiring diagrams

8 SER DATA AUTO SAR CAN BUS AUTOMATED DRIVING MAPPING MODULE (LEFT SIDE OF DASH) BLU WIRE BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MOD ETHERNET BUS 11 (-) ETHERNET BUS 3 (+) FRONT SEAT HEATER VENT CONTROL MODULE GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE HYBRID/ELECTRIC VEHICLE BATTERY DISCONNECT RELAY HYBRID/ELECTRIC VEHICLE BATTERY PACK COMMUNICATION MODULE LEFT PROGRAMMABLE TEMPERATURE VALVE ACTUATOR LIN BUS 11 LIN BUS 2 LOGIC PROGRAMMABLE AIR INLET VALVE ACTUATOR PROGRAMMABLE MODE VALVE ACTUATOR REAR SEAT HEATER VENT CONTROL MODULE RIGHT PROGRAMMABLE TEMPERATURE VALVE ACTUATOR WHT WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE

AIR CONDITIONING COMPRESSOR CONTROL MODULE AIR CONDITIONING W/ MOTOR COMPRESSOR BRN/GRN WIRE FROM HYBRID/ ELECTRIC VEHICLE BATTERY CUT-OFF ACTUATOR 2 (DIAGRAM 9 OF 11) FROM HYBRID/ELECTRIC VEHICLE BATTERY CUT-OFF ACTUATOR (DIAGRAM 9 OF 11) FUSE FLL FUSE FLRI FUSE FUL FUSE FURI FUSE FURO GRN/BLU WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE HYBRID/ELECTRIC VEHICLE BATTERY CONTACTOR- DC POSITIVE RELAY HYBRID/ELECTRIC VEHICLE BATTERY CONTACTOR- POSITIVE 2 RELAY HYBRID/ELECTRIC VEHICLE BATTERY CONTACTOR- POSITIVE RELAY HYBRID/ELECTRIC VEHICLE BATTERY CONTACTOR- PRECHARGE 2 RELAY HYBRID/ELECTRIC VEHICLE BATTERY CONTACTOR- PRECHARGE RELAY HYBRID/ELECTRIC VEHICLE BATTERY CONTACTOR- SERIES POSITIVE RELAY HYBRID/ELECTRIC VEHICLE BATTERY CONTROL WIRING JUNCTION BLOCK HYBRID/ELECTRIC VEHICLE BATTERY DISCONNECT RELAY HYBRID/ELECTRIC VEHICLE BATTERY PACK SECTIONS 1 HYBRID/ELECTRIC VEHICLE BATTERY PACK SECTIONS 2 HYBRID/ELECTRIC VEHICLE BATTERY PRECHARGE RESISTOR HYBRID/ELECTRIC VEHICLE BATTERY PRECHARGE RESISTOR 2 RELAY HYBRID/ELECTRIC VEHICLE COOLANT HEATER LOGIC N/A N/A N/A ORG/ WIRE RED/VIO WIRE TO FUSE FLRO (DIAGRAM 9 OF 11) VIO/GRN WIRE WHT WIRE YEL/VIO WIRE

BATT POS VOL BATTERY CHARGER COUPLER BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BODY CTRL BRAKE APPLY BRAKE PEDAL POSITION SENSOR BRN/GRY WIRE BRN/YEL WIRE CAN BUS (+) 9 CHARGE PORT DOOR AJAR SWITCH CHARGER PORT HOUSING LAMP COMPUTER DATA LINES SYSTEM GRN WIRE GRN/BRN WIRE GRN/WHT WIRE GRY/GRN WIRE HIGH VOLTAGE SERVICE LOCKOUT INLINE CONNECTOR HYBRID/ELECTRIC VEHICLE BATTERY DISCONNECT RELAY HYBRID/ELECTRIC VEHICLE BATTERY PACK LOGIC MOD LIN BUS 1 NCA WIRE ORG/ WIRE ORG/BLK WIRE ORG/BLU WIRE ORG/WHT WIRE RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SENS CTRL SENS LOW REF SENS SIG VIO/BLK WIRE VIO/GRN WIRE VIO/RED WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/VIO 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