Car Wiring Diagrams for Transmission circuit for GMC Hummer EV I (2021-2024)

AUTOMATIC TRANSMISSION AUXILIARY FLUID PUMP 1 AUTOMATIC TRANSMISSION AUXILIARY FLUID PUMP 2 AUTOSAR CAN BUS (-) 2 SER DATA BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVE MOTOR CONTROL MODULE 1 DRIVE MOTOR CONTROL MODULE 2 DRIVE UNIT SUMP OIL TEMP SENSOR 2 LOW REFERENCE DRIVE UNIT SUMP OIL TEMP SENSOR 2 SIGNAL ENGINE WIRING HARNESS JUNCTION BLOCK FRONT DIFFERENTIAL LOCKING ACTUATOR FRONT DRIVE UNIT FLUID TEMPERATURE SENSOR FRONT ELECTRIC DRIVE TRANSMISSION MODULE GRN/BLU WIRE HIGH SPD SER DATA (+) (1) HIGH SPD SER DATA (-) 3 HOT AT ALL TIMES LOGIC MANUAL SHIFT SHAFT MOTOR NCA WIRE PRNDL A SIGNAL PRNDL B SIGNAL PRNDL P SIGNAL REAR DRIVE UNIT FLUID TEMPERATURE SENSOR REAR ELECTRIC DRIVE TRANSMISSION MODULE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE TRANSMISSION OIL PUMP 2 CONTROL TRANSMISSION OIL PUMP 2 DIAGNOSTIC FEEDBACK SIGNAL TRANSMISSION OIL PUMP CONTROL TRANSMISSION OIL PUMP DIAGNOSTIC FEEDBACK SIGNAL TRANSMISSION PARK POSITION SENSOR VIO/BLK WIRE VIO/RED WIRE VIO/WHT WIRE VOLTAGE SUPPLY A WHT WIRE WHT/BLK WIRE WHT/GRY WIRE YEL/GRY WIRE

AXLE DIFF LOCK SW SIG BATTERY POSITIVE VOLT BLK WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/RED WIRE CAN BUS (+) 3 SERIAL DATA CAN BUS (-) 3 SERIAL DATA REAR AXLE DIFF LOCK IND CTRL CHASSIS CONTROL MODULE (LEFT SIDE OF FRONT COMPT) COMPUTER DATA LINES SYSTEM DOWN FRONT AXLE DIFF LOCK IND CTRL FRONT DIFF LOCK ACTUATOR CTRL FRONT DIFF LOCK ACTUATOR LOW CTRL GEAR SHIFT CONTROL MODULE (IN FLOOR CONSOLE) GROUND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGNITION 1 VOLT ILL LOGIC P SWITCH RED/GRN WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RUN/CRANK IGN 1 VOLT SERIAL DATA SERIAL DATA (-) (1) SERIAL DATA (-) BATTERY POS VOLT SERIAL DATA (-) SENS BUS ENABLE SOUND SYSTEMS VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE WHT/VIO WIRE YEL WIRE YEL/GRN WIRE