GMC Yukon V (2020-2024) engine wiring harness junction block Wiring diagrams

3.0L TURBO DIESEL 6.2L, 5.3L ACTIVE GRILLE AIR SHUTTER ACTUATOR (BEHIND FRONT GRILLE) ACTIVE GRILLE AIR SHUTTER ACTUATOR 2 (CADILLAC) (BEHIND FRONT GRILLE) ACTIVE GRILLE AIR SHUTTER ACTUATOR 2 (GMC, CHEVROLET) (BEHIND FRONT GRILLE) BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE CHEVROLET/ GMC COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE ENGINE CONTROL MODULE LIN BUS 1 ENGINE WIRING HARNESS JUNCTION BLOCK GMC/ CHEVROLET GRN/VIO WIRE HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC NCA WIRE RED/BRN WIRE RED/WHT WIRE RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK VIO/BLU WIRE WHT WIRE

3.0L TURBO DIESEL 6.2L 6.2L, 5.3L BATTERY BATTERY CHARGING IND BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BATTERY MONITOR MODULE BLK WIRE BLK/WHT WIRE BLU/GRY WIRE BRN WIRE BRN/BLU WIRE CHARGE IND CTRL COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) ENGINE WIRING HARNESS JUNCTION BLOCK ETHERNET BUS 7 (-) GENERATOR GENERATOR FIELD DUTY CYCLE SIG GMC/ CHEVROLET GRN/YEL WIRE GROUND 61 GRY WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC PRIVATE SER DATA POWERTRAIN CAN BUS (-) SER DATA RED/GRN WIRE RED/YEL (OR RED/GRN) WIRE RED/YEL WIRE RUN/CRANK IGN 1 VOLT RUN/CRANK IGNITION 1 VOLT VIO/GRN WIRE VIO/WHT WIRE W/ FORWARD COLLISION ALERT W/O FORWARD COLLISION ALERT WHT WIRE

ACCELERATOR PEDAL POSITION SENSOR BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/YEL WIRE BLU/YEL WIRE BRAKE PEDAL POSITION SENSOR (PART OF BRAKE PEDAL ASSEMBLY) BRN/GRN WIRE BRN/RED WIRE CADILLAC 3.0L TURBO DIESEL, CHEVROLET, GMC 3.0L TURBO DIESEL, 6.2L, 5.3L CADILLAC 6.2L ENGINE CONTROLS SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN/WHT WIRE GRY/GRN WIRE HOT AT ALL TIMES RED/BRN WIRE WHT WIRE WHT/GRN WIRE WHT/RED WIRE YEL/WHT WIRE

BLK WIRE BLU/YEL WIRE BODY CONTROL MODULE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR ENGINE WIRING HARNESS JUNCTION BLOCK FRONT HEATER, AIR CONDITIONING USER INTERFACE CONTROL GRN/YEL WIRE HOT AT ALL TIMES LOGIC NCA WIRE NETWORK SERIAL DATA BUS 9 NETWORK SERIAL DATA LIN BUS 9 PASSENGER FRONT SIDE DOOR WINDOW CONTROL SWITCH PASSENGER OUTSIDE REAR VIEW MIRROR PASSENGER OUTSIDE REAR VIEW MIRROR GLASS REAR BODY WIRING HARNESS JUNCTION BLOCK REAR DEFOGGER IND REAR DEFOGGER RLY CTRL REAR DEFOGGER SWITCH REAR WINDOW DEFOGGER GRID REAR WINDOW DEFOGGER RELAY RED/WHT WIRE RIGHT BODY SIDE REAR WINDOW GLASS BREAKAGE SENSOR WHT WIRE YEL/BLK WIRE

3.0L TURBO DIESEL 5.3L, 6.2L BATTERY MONITOR MODULE BLK WIRE BLK/WHT WIRE BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE CONTENT THEFT DETERRENT ALARM ENGINE COMPARTMENT COVER SWITCH ENGINE CONTROL MODULE ENGINE OIL LEVEL INDICATOR SWITCH ENGINE WIRING HARNESS JUNCTION BLOCK EXHAUST PARTICULATE MATTER SENSOR LEFT FRONT FOG LAMP LEFT FRONT HEADLAMP LEFT FRONT SIDE MARKER LAMP LOGIC LONG FORWARD RANGE RADAR SENSOR MASS AIRFLOW SENSOR NITROGEN OXIDES SENSOR 1 NITROGEN OXIDES SENSOR 2 NITROGEN OXIDES SENSOR 3 POWER STEERING CONTROL MODULE TRANSMISSION CONTROL MODULE W/ INTEGRATED BRAKE ASSIST WINDSHIELD WASHER SOLVENT CONTAINER LEVEL SENSOR WINDSHIELD WIPER MOTOR WINDSHIELD WIPER MOTOR RELAY WINDSHIELD WIPER MOTOR SPEED CONTROL RELAY

3.0L TURBO DIESEL 5.3L, 6.2L ACTIVE GRILLE AIR SHUTTER ACTUATOR ACTIVE GRILLE AIR SHUTTER ACTUATOR 2 AIR CONDITIONING CLUTCH AIR CONDITIONING COMPRESSOR AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION AUTOMATIC TRANSMISSION AUXILIARY FLUID PUMP AUTOMATIC TRANSMISSION AUXILIARY FLUID PUMP BLK WIRE BLK/YEL WIRE ENGINE COOLANT FLOW CONTROL VALVE ENGINE COOLANT FLOW CONTROL VALVE BLOCK ENGINE RESTART RELAY ENGINE WIRING HARNESS JUNCTION BLOCK FRONT DRIVE AXLE ACTUATOR HEATER COOLANT PUMP LEFT COOLING FAN MOTOR LOWER COOLING FAN MOTOR NCA WIRE RIGHT COOLING FAN MOTOR STARTER RELAY TRANSFER CASE CONTROL MODULE W/ FRONT GRILLE SHUTTERS

ACCESSORY AC, DC POWER CONTROL MODULE LAMP AUTOMATIC LEVEL CONTROL MODULE BLK WIRE BLK/WHT WIRE ENGINE CONTROLS SENSOR SUPPLY VOLTAGE RELAY ENGINE WIRING HARNESS JUNCTION BLOCK HEATER, AIR CONDITIONING AUXILIARY CONTROL HORN IGNITION MAIN RELAY IMAGE PROCESSING MODULE LEFT TRAILER STOP/TURN SIGNAL LAMP RELAY LOGIC MULTI-FUNCTION POWER SUPPLY CONVERTER PARKING ASSIST CONTROL MODULE PASSENGER RESTRAINTS OCCUPANT CLASSIFICATION SYSTEM MODULE REAR WINDOW WASHER PUMP RELAY REMOTE FUNCTION ACTUATOR MODULE RESTRAINTS CONTROL MODULE RIGHT FRONT FOG LAMP RIGHT FRONT HEADLAMP RIGHT FRONT SIDE MARKER LAMP RIGHT TRAILER STOP/TURN SIGNAL LAMP RELAY SUSPENSION CONTROL MODULE TRAILER BACKUP LAMP RELAY TRAILER PARKING LAMP RELAY VIDEO PROCESSING MODULE W/ FRONT, REAR SUSPENSION SYSTEM W/ FULL FEATURE CENTER W/O FULL FEATURE CENTER W/ PARKING ASSIST W/O FRONT, REAR SUSPENSION SYSTEM WINDSHIELD WIPER MOTOR RELAY WINDSHIELD WIPER MOTOR SPEED CONTROL RELAY

3.0L TURBO DIESEL 6.2L 6.2L, 5.3L AUTOMATIC TRANSMISSION AUTOSAR CAN BUS (+) 2 SERIAL DATA BATTERY BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BATTERY MONITOR MODULE BLK WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC TRANSMISSION RANGE SELECT OUT OF PARK SWITCH 2 SIGNAL ELECTRONIC TRANSMISSION RANGE SELECT OUT OF PARK SWITCH SIGNAL ENGINE WIRING HARNESS JUNCTION BLOCK GMC/ CHEVROLET GRN WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED NCA WIRE POWER DISTRIBUTION SYSTEM RED/GRN WIRE RED/YEL WIRE STARTER STARTER RELAY TRANSMISSION CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) TRANSMISSION OUTPUT SHAFT SPEED TRANSMISSION PARK VALVE POSITION SWITCH TRANSMISSIONS SYSTEM VIO/GRN WIRE VIO/WHT WIRE WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/VIO 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

ANTI-LOCK BRAKES SYSTEM APPLY SIG TRAILER BRK AUX CTRL TRLR AUX PARK LP RLY CTRL BACKUP LP RLY CTRL BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRY WIRE CAN BUS- GND CAN-BUS COMPUTER DATA LINES SYSTEM CTRL MOD BRAKE SYS ENABLE SIG TRAILER BRK ENGINE WIRING HARNESS JUNCTION BLOCK GRN WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BRN WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED LEFT TRAILER STOP/ TURN SIGNAL LAMP RELAY LIGHTING CONTROL MODULE (UNDER LEFT END OF DASH) LIN BUS 2 LR TRAILER STP/TN LP CTRL RR TRAILER STP/TN LP CTRL RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RED/YEL WIRE RIGHT TRAILER STOP/ TURN SIGNAL LAMP RELAY TOW VEHICLE ELECTRICAL RECEPTACLE TRAILER BACKUP LAMP RELAY TRAILER BRAKE CONTROL MODULE (UNDER VEHICLE, NEAR SPARE TIRE) TRAILER BRAKES PROVISION BLUNT CUT (IF EQUIPPED) (UNDER LEFT SIDE OF DASH) TRAILER PARKING LAMP RELAY VIO WIRE VIO/BLK WIRE VIO/WHT WIRE VOLT BATT POS W/ TRAILER INFORMATION INDICATOR W/O INTEGRATED TRAILER BRAKE W/O TRAILER INFORMATION INDICATOR WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE