GMC Yukon V (2020-2024) computer data lines system Wiring diagrams

AUTOSAR CAN BUS (+) 1 SERIAL DATA AUTOSAR CAN BUS (-) 2 SER DATA B+ AUTOSAR CAN BUS (+) 1 SERIAL DATA BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE FLUID LEVEL INDICATOR SWITCH BRAKE FLUID LEVEL SIGNAL BRAKE IND BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE CHEVROLET/ GMC COMPUTER DATA LINES SYSTEM DRIVER SEAT BELT SENS SIG DRIVER SEAT BELT SW LOW REF DRIVER SEAT BELT SWITCH DRIVER FRONT SEAT BELT BUCKLE GRN WIRE GRN/GRY WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC NCA WIRE ORG/GRY WIRE ORG/VIO WIRE PARK BRAKE IND (CADILLAC) PASSENGER SEAT BELT SW SIG PASSENGER SEAT BELT SWITCH PASSENGER FRONT SEAT BELT BUCKLE RED/GRN WIRE RED/GRY WIRE RESTRAINTS CONTROL MODULE RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SEAT BELT IND SERIAL DATA (-) 5 SERVICE PARK BRAKE IND SIG GND SUPPLEMENTAL RESTRAINTS SYSTEM WHT WIRE

AUTO OFF BLK WIRE BLK/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) CADILLAC W/ FRONT, REAR DOOR CINCHING CADILLAC W/O FRONT, REAR DOOR CINCHING CAN BUS (+) 2 CHEVROLET/ GMC CHEVROLET/ GMC CADILLAC COMPUTER DATA LINES SYSTEM DRIVER FRONT SIDE DOOR LATCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR GMC/ CHEVROLET GRN/GRY WIRE GRN/YEL WIRE GRY WIRE HEAD PARK HEADLAMP SW PARK LAMP SIG HEADLAMP SWITCH HOT AT ALL TIMES LEFT REAR SIDE DOOR LATCH LEFT REAR SIDE DOOR WINDOW REGULATOR MOTOR LEFT REAR SIDE DOOR WINDOW SWITCH LF DOOR AJAR SW SIG LOGIC LR DOOR AJAR SW SIG NETWORK BUS 3 NETWORK BUS 4 PARKING BRAKE CONTROL SWITCH PARKING BRAKE SWITCH PASSENGER FRONT SIDE DOOR LATCH PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR POWER DISTRIBUTION SYSTEM RED/GRN WIRE RED/GRY WIRE RF DOOR AJAR SW SIG RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT REAR SIDE DOOR LATCH RIGHT REAR SIDE DOOR WINDOW REGULATOR MOTOR RIGHT REAR SIDE DOOR WINDOW SWITCH RR DOOR AJAR SW SIG TURN SIGNAL SWITCH WHT WIRE WHT/BLK WIRE WINDSHIELD WASHER SW SIG

3.0L TURBO DIESEL 6.2L, 5.3L ACCEL PEDAL POS LO REF 2 ACCEL PEDAL POS SIG 2 ACCL PEDAL POS 5 VOLT REF 2 ACCL PEDAL POS LOW REF 1 ACCL PEDAL POS SIG 1 AUTOSCAR CAN BUS (+) 2 SERIAL DATA BATT POS VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE POS SENS SIG BRK APPLY SENS CTRL BRK APPLY SENS SIG BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CHEVROLET/ GMC COMPUTER DATA LINES SYSTEM CRUISE CTRL SET/COAST/ RES/ACC SW SIG DISTANCE SENSING CRUISE CTRL GAP UP/DOWN SWITCH SIG ENG CTRL MODULE GND 61 ENG CTRL SENS LOW REF 2 ENG CTRL VEHICLE ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE CTRL VEHICLE SENS VEHICLE LOW REF 1 GRN/WHT WIRE GROUND GRY/GRN WIRE HI SPD GMLAN SRL DATA (-) (1) HOT AT ALL TIMES J133 (CADILLAC 3.0L TURBO DIESEL) J169 (CHEVROLET, GMC 3.0L TURBO DIESEL) LOGIC RED/BRN WIRE RED/GRY WIRE RIDE CONTROL SWITCH RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SENSOR LOW REF STEERING WHEEL RESISTOR LADDER LOW REF THROTTLE BODY (FRONT OF INTAKE MANIFOLD) THRTL ACTR CLOSE CTRL THRTL ACTR OPEN CTRL THRTL POS SENS SENT 1 SIG WHT WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE

ADAPTIVE CRUISE SWITCH AUTOMATIC TRANSMISSION ASSEMBLY AUTOMATIC TRANSMISSION INPUT SPEED SENSOR AUTOMATIC TRANSMISSION INTERMEDIATE SPEED SENSOR 1 AUTOMATIC TRANSMISSION INTERMEDIATE SPEED SENSOR 2 AUTOMATIC TRANSMISSION OUTPUT SPEED SENSOR BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/GRN WIRE CANCEL SWITCH COLLISION ALERT WARNING SWITCH FORWARD COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH CRUISE IND CRUISE SWITCH DISPLAY GAP SWITCH GRN WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES INPUT SPD SIG INSTRUMENT PANEL CLUSTER CONTROL MODULE LO SPD GMLAN SERIAL DATA 2 LOGIC MULTI-FUNCTION POWER SUPPLY CONVERTER NCA WIRE OUTPUT SPD SIG RED/GRN WIRE RED/YEL WIRE RES+ RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SET- STEERING WHEEL AIR BAG COIL TRANS INPUT SPD SIG HIGH TRANS INTERMEDIATE SPD SIG TRANSMISSION CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) TRANSMISSIONS SYSTEM VIO/GRN WIRE W/ ADAPTIVE CRUISE CONTROL W/O ADAPTIVE CRUISE CONTROL WHT WIRE WHT/BLU WIRE WHT/VIO WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/ORG WIRE

ABS IND. AUTOSAR CAN BUS (+) 5 SERIAL DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE CHEVROLET/ GMC COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE WIRING HARNESS JUNCTION BLOCK GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE HI SPEED GMLAN SER DATA (-) 1 HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT PARKING BRAKE ACTUATOR LOGIC PARKING BRAKE CONTROL SWITCH PRK BRK MTR APPLY LEFT REAR CTRL PRK BRK MTR APPLY RH REAR CTRL PRK BRK MTR LOW REF LEFT REAR PRK BRK MTR LOW REF RIGHT REAR RED/GRN WIRE RED/YEL WIRE RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT PARKING BRAKE ACTUATOR RUN/CRANK IGNITION 1 VOLTAGE SERVICE PARK BRAKE IND VIO/WHT WIRE WHT WIRE

AJAR SW SIG BLK WIRE BLU WIRE BRN WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOWN DOWN SIG DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH EXPRESS EXPRESS SIG GMC/ CHEVROLET GRN WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE HOT AT ALL TIMES ILL LEFT FRONT LEFT REAR LEFT REAR SIDE DOOR WINDOW REGULATOR MOTOR (CADILLAC) LEFT REAR SIDE DOOR WINDOW SWITCH LOCKOUT INDICATOR LOGIC LR DOWN SIG LR DR AJAR SW SIG LR UP SIG NETWORK 3 NETWORK 4 PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR PASSENGER FRONT SIDE DOOR WINDOW SWITCH RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RIGHT END OF DASH) RIGHT FRONT RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RIGHT REAR RIGHT REAR SIDE DOOR WINDOW REGULATOR MOTOR RIGHT REAR SIDE DOOR WINDOW SWITCH RR DOWN SIG RR DR AJAR SW SIG RR UP SIG UP SIG VIO/GRY WIRE WHT/BRN WIRE WHT/GRN WIRE WINDOW LOCK SWITCH WINDOW SWITCH

AJAR SW SIG BLK WIRE BLU/GRY WIRE BLU/VIO WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOWN DOWN SIG DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR EXPRESS EXPRESS SIG GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE ILL LEFT REAR SIDE DOOR WINDOW REGULATOR MOTOR LEFT REAR SIDE DOOR WINDOW SWITCH (GMC, CHEVROLET) LOGIC LR DOWN CTRL LR DR AJAR SW SIG LR UP CTRL NETWORK 3 NETWORK 4 RED/BRN WIRE RED/GRY WIRE RIGHT REAR SIDE DOOR WINDOW REGULATOR MOTOR RIGHT REAR SIDE DOOR WINDOW SWITCH (GMC, CHEVROLET) RR DOWN CTRL RR DR AJAR SW SIG RR UP CTRL UP SIG WHT/BRN WIRE YEL/BLU WIRE

3.0L TURBO DIESEL 6.2L, 5.3L AUTOMATIC TRANSMISSION ASSEMBLY AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (-) 2 SERIAL DATA BRK POS SENS SIG BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BODY CONTROL MODULE LIN BUS 1 BODY CONTROL MODULE LIN BUS 2 BRAKE PEDAL POSITION SENSOR BRK APPLY SENS CONTROL BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRN WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE ENGINE CONTROLS VEHICLE SENSORS 5 VOLT REF 1 ETRS OUT OF PARK SWITCH 2 SIGNAL ETRS OUT OF PARK SWITCH SIGNAL GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GROUND HIGH SPEED GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES LOW REF NCA WIRE ORG/ WIRE PARK LOCK SOLENOID CONTROL RED/BLU WIRE RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK TRANSMISSION CONTROL MODULE TRANSMISSION HIGH SIDE DRIVER 2 SIGNAL TRANSMISSION PARK VALVE LOCK SOLENOID ACTUATOR TRANSMISSION PARK VALVE POSITION SWITCH TRANSMISSIONS SYSTEM VIO/WHT WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE WHT/YEL WIRE YEL WIRE YEL/GRN WIRE YEL/GRY WIRE

AUTOSAR CAN BUS (+) 1 SERIAL DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/VIO WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BODY CONTROL MODULE LIN BUS 12 BODY CONTROL MODULE LIN BUS 7 CHEVROLET/ GMC COLUMN LOCK MODULE (TOP OF STEERING COLUMN) COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLK WIRE GRN/BRN WIRE GROUND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IGNITION OFF/ACCESSORY IGNITION VOLTAGE LOGIC RED/GRY WIRE RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK WHT WIRE

BATT POS VOLT BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) CAN BUS (+) 2 CAN BUS (-) 5 CHEVROLET/ GMC COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GRN/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LIN BUS 16 LOGIC REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRY WIRE TIRE PRESSURE IND TRAILER TIRE PRESSURE INDICATOR MODULE WHT WIRE