Wiring diagram engine performance electric for GMC Hummer EV I (2021-2024)

ACC PWR MOD SUPPLY VOLT 1 ACC PWR MOD SUPPLY VOLT 2 AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (+) 9 AUTOSAR CAN BUS (-) 2 AUTOSAR CAN BUS (-) 9 SERIAL DATA BATT POS VOL BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE CAN BUS (-) SERIAL DATA COMPUTER DATA LINES SYSTEM DRIVE MOTOR 1 POSITION SENSOR DRIVE MOTOR 1 STATOR DRIVE MOTOR CONTROL MODULE 1 DRIVE UNIT SUMP OIL TEMP SENS LOW REF DRIVE UNIT SUMP OIL TEMP SENS SIG DRV MTR 1 POS SENS 1 SIG DRV MTR 1 POS SENS 2 SIG DRV MTR 1 POS SENS 3 SIG DRV MTR 1 POS SENS EXCITATION SIG (+) DRV MTR 1 POS SENS EXCITATION SIG (-) DRV MTR 1 POS SENS 4 SIG ELC TRANSMISSION RANGE PARK ENGAGE CTRL ELEC TRANS RANGE PARK POS SENS 1 SIG ELEC TRANS RANGE PARK POS SENS 2 SIG FRONT ELECTRIC DRIVE TRANSMISSION MODULE FRONT ELECTRIC DRIVE TRANSMISSION MODULE (ON FRONT POWERTRAIN CRADLE) GRN/BLU WIRE GRY WIRE HI VOLT BATT TRACTION PWR INVERTER MOD 1 (-) HOT AT ALL TIMES LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK LOW REF ORG/ WIRE ORG/BLK WIRE PARK DISENGAGE CTRL PARK POS SENS 2 5 VOLT REF PARK POS SENS 2 LOW REF RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RUN/CRANK IGNITION 1 VOLT SECONDARY FUSED BATT POS VOL 104 E-STOP 1 SECONDARY FUSED BATT POS VOLT 108 E-STOP 5 TRANSMISSION OIL PUMP CTRL TRANSMISSION OIL PUMP DIAGNOSTIC FEEDBACK SIG TRANSMISSIONS SYSTEM VIO/BLK WIRE VIO/GRN WIRE VIO/RED WIRE WHT WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE YEL/GRY WIRE

BATTERY CHARGER BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BLK WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN/VIO WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED ORG/ WIRE ORG/BLK WIRE ORG/BLU WIRE ORG/WHT WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK VIO/GRN 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

ACC PWR MOD SUPPLY VOLT 1 BATT (+) VOLT 105 E-STOP 2 BATT (+) VOLT 109 E-STOP 6 I BLK WIRE BLK/GRY WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRY WIRE BRN/YEL WIRE CAN BUS (-) 2 SERIAL DATA CAN BUS (-) 9 SERIAL DATA CAN BUS (-) SERIAL DATA COMPUTER DATA LINES SYSTEM DRIVE MOTOR 2 POSITION SENSOR DRIVE MOTOR 2 STATOR DRIVE MOTOR CONTROL MODULE 2 DRV MTR 2 POS SENS 1 SIG DRV MTR 2 POS SENS 2 SIG DRV MTR 2 POS SENS 3 SIG DRV MTR 2 POS SENS 4 SIG DRV MTR 2 POS SENS EXCITATION SIG + DRV UNIT SUMP OIL TEM SENS 2 LOW REF DRV UNIT SUMP OIL TEM SENS 2 SIG GRN WIRE GRN/WHT WIRE GRY WIRE GRY/GRN WIRE HI VOLT BATT INVERTER MOD 2 (+) ORG/ WIRE ORG/BLK WIRE PUMP 2 DIAGNOSTIC FEEDBACK SIG REAR ELECTRIC DRIVE TRANSMISSION MODULE (ON REAR POWERTRAIN CRADLE) RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RESOLVER 2 LOW REF RUN/CRANK IGNITION 1 VOLT TRANSMISSION OIL TRANSMISSION OIL PUMP 2 CTRL TRANSMISSIONS SYSTEM VIO/BLK WIRE VIO/GRN WIRE VIO/RED WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/VIO WIRE

BATT POS VOLT 110 E-STOP 7 BLK WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRY WIRE BRN/YEL WIRE CAN BUS (-) 2 SERIAL DATA CAN BUS (-) 9 SERIAL DATA CAN BUS (-) SERIAL DATA COMPUTER DATA LINES SYSTEM DRIVE MOTOR 3 POSITION SENSOR DRIVE MOTOR 3 STATOR DRIVE MOTOR CONTROL MODULE 3 ENGINE WIRING HARNESS JUNCTION BLOCK GRN WIRE GRN/WHT WIRE GRY WIRE GRY/GRN WIRE HIGH VOL BATT TRACTION HOT AT ALL TIMES ORG/ WIRE ORG/BLK WIRE PWR INVERTER MOD 3 (+) REAR ELECTRIC DRIVE TRANSMISSION MODULE (ON REAR POWERTRAIN CRADLE) RED/BLU WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RESOLVER 3 EXCITATION (+) SIG RESOLVER 3 LOW REF RUN/CRANK IGNITION 1 VOLT SECONDARY BATT POS VOLT 106 E-STOP 3 VIO/BLK WIRE VIO/GRN WIRE VIO/RED WIRE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/VIO 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

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

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

AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (-) 9 SERIAL DATA BATTERY ENERGY CONTROL MODULE 2 (FRONT OF RIGHT REAR WHEELWELL) BATTERY POSITIVE VOLTAGE BLK WIRE BLU/GRN WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM GND (PINS: 46 TO 60 NOT USED) 61 GRN/BLU WIRE GRN/WHT WIRE HIGH VOLTAGE BATT SERIES (-) RLY CTRL HOT AT ALL TIMES LEFT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RED/BRN WIRE RED/VIO WIRE RUN/CRANK IGNITION 1 VOLTAGE (PINS: 64 TO 80 NOT USED) VIO/GRN WIRE WHT WIRE WHT/GRN WIRE