Chevrolet Tahoe V (2021-2024) engine wiring harness junction block Wiring diagrams

3.0L TURBO DIESEL 6.2L, 5.3L A/C COMPRESSOR SOL VLV CTRL A/C EVAP TEMP SENS SIG AIR HEATER (INSIDE TOP OF HVAC ASSEMBLY) BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BATTERY POSITIVE VOLTAGE BCM LIN BUS 5 BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLOWER MOTOR (RIGHT SIDE OF DASH) BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BLWR MTR SPEED CTRL BLWR SPEED FEEDBACK SIG BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER SOLAR SENS SIG ENGINE WIRING HARNESS JUNCTION BLOCK GRN/BLU WIRE GRN/WHT WIRE GRY WIRE GRY/GRN WIRE HOT AT ALL TIMES HVAC REMOTE ENABLE SIG HVAC SYSTEM ENABLE SIG INSIDE AIR TEMP SENS SIG LOGIC NCA WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SENS LOW REF SIG GND VIO/WHT WIRE WHT/YEL WIRE

3.0L TURBO DIESEL 6.2L, 5.3L AIR CONDITIONING COMPRESSOR RELAY BLK WIRE BLK/YEL WIRE BLU/BRN WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM ENGINE CONTROLS IGNITION RELAY ENGINE WIRING HARNESS JUNCTION BLOCK GRN/VIO WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE HEATER COOLANT PUMP HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED LEFT COOLING FAN MOTOR LOGIC LOWER COOLING FAN MOTOR NCA WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT COOLING FAN MOTOR VIO/BLU WIRE VIO/WHT WIRE WHT/GRY WIRE WHT/YEL WIRE

3.0L TURBO DIESEL 6.2L, 5.3L A/C COMPRESSOR CLUTCH RELAY CONTROL A/C REFRIGERANT PRESSURE SENS SIG AMBIENT AIR TEMPERATURE SENSOR SIGNAL BATTERY POSITIVE VOLTAGE BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CHARGE AIR COOLER IN TEMP SENS LOW REF CHARGE AIR COOLER INLET TEMP SENS SIG CHARGE AIR COOLER OUT TEMP SENS LOW REF CHARGE AIR COOLER OUTLET TEMP SENS SIG COMPUTER DATA LINES SYSTEM COOLANT DIVERTER VALVE ACTUATOR CTRL CLOSE COOLANT DIVERTER VALVE ACTUATOR CTRL OPEN COOLANT DIVERTER VALVE POSITION SIGNAL COOLANT FLOW CONTROL ACTUATOR CONTROL CLOSE COOLANT FLOW CONTROL ACTUATOR CONTROL OPEN COOLANT FLOW CONTROL VALVE POSITION SIGNAL COOLANT TEMP SENS 2 SIG DRIVER INFORMATION CENTER DISPLAY ENGINE BLOCK COOLANT TEMP SIG ENGINE CONTROL MODULE ENGINE CONTROL MODULE GROUND ENGINE CONTROL SENS LOW REF 1 ENGINE CONTROL SENSORS LOW REF 2 ENGINE CONTROL VEHICLE SENSORS 5 VOLT REF 1 ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE IND ENGINE INLET COOLANT TEMP SIG ENGINE INLET COOLANT TEMPERATURE SIGNAL ENGINE OUTLET COOLANT TEMP SIG ENGINE WIRING HARNESS JUNCTION BLOCK ENGINE WTR CHARGE AIR COOLANT TEMP SIG GRN WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/VIO WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE LOGIC PVT SERIAL DATA POWERTRAIN CAN BUS (-) SERIAL DATA RED/BRN WIRE VIO WIRE VIO/WHT WIRE WHT WIRE WHT/GRY WIRE WHT/RED WIRE YEL/BLK WIRE YEL/BLU WIRE

3.0L TURBO DIESEL 6.2L, 5.3L BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE CAN BUS (+) 2 CAN BUS (+) SER DATA CAN BUS (-) 3 CONTENT THEFT DETERRENT ALARM DC/AC CONVERTER CONTROL MODULE DRIVER FRONT SIDE DOOR WINDOW CONTROL SWITCH DRIVER FRONT SIDE DOOR WINDOW REGULATOR MOTOR ENGINE COOLANT FLOW CONTROL VALVE ENGINE COOLANT FLOW CONTROL VALVE BLOCK ENGINE WIRING HARNESS JUNCTION BLOCK GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE HOT W/ ENGINE CONTROLS SENSOR SUPPLY VOLTAGE RELAY ENERGIZED LIN BUS 1 LIN BUS 2 LIN BUS 3 LIN BUS 4 LIN BUS 7 LOWER COOLING FAN MOTOR NCA WIRE PASSENGER FRONT SIDE DOOR WINDOW REGULATOR MOTOR PASSENGER FRONT SIDE DOOR WINDOW SWITCH POWERTRAIN REAR PROGRAMMABLE MODE VALVE ACTUATOR REAR PROGRAMMABLE TEMPERATURE VALVE ACTUATOR SENS BUS ENABLE SER DATA VIO/GRN WIRE W/ 230 VOLT WHT WIRE

3.0L TURBO DIESEL 6.2L, 5.3L BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN WIRE BUS (+) 3 SER DATA CAN BUS (+) SER DATA CAN BUS (-) 2 SER DATA CAN BUS (-) 3 SER DATA ENGINE WIRING HARNESS JUNCTION BLOCK GEAR SHIFT CONTROL MODULE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HOT W/ ENGINE CONTROLS SENSOR SUPPLY VOLTAGE RELAY ENERGIZED LIN BUS 10 LIN BUS 11 LIN BUS 12 LIN BUS 16 LIN BUS 2 LIN BUS 3 LIN BUS 4 LIN BUS 5 LIN BUS 6 LIN BUS 7 LIN BUS 8 LIN BUS 9 MULTI-FUNCTION POWER SUPPLY CONVERTER POWERTRAIN REAR CLOSURE HANDS FREE MODULE REAR WINDOW WIPER MOTOR REDUCTANT CONTROL MODULE SENS BUS ENABLE SER DATA CAN BUS (-) TRAILER TIRE PRESSURE INDICATOR MODULE VIO/GRN WIRE WHT WIRE

BLK WIRE BLU/YEL WIRE BODY CONTROL MODULE BODY CONTROL MODULE LIN BUS 9 BRN/VIO WIRE CHEVROLET 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 GMC GRN/YEL WIRE GROUND DISTRIBUTION SYSTEM HOT AT ALL TIMES LOGIC NCA WIRE NETWORK SERIAL DATA 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 RLY CTRL REAR WINDOW DEFOGGER GRID REAR WINDOW DEFOGGER RELAY REAR WINDOW DEFROST IND REAR WINDOW DEFROST SWITCH RED/WHT WIRE RIGHT BODY SIDE REAR WINDOW GLASS BREAKAGE SENSOR WHT WIRE YEL/BLK WIRE

ACCESSORY AC, DC POWER CONTROL MODULE RELAY AUTOMATED DRIVING MAPPING MODULE 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 VEHICLE DYNAMICS SENSOR VIDEO PROCESSING MODULE W/ FRONT, REAR SUSPENSION SYSTEM W/ INTEGRATED BRAKE ASSIST W/ LANE KEEP ASSIST W/O FRONT, REAR SUSPENSION SYSTEM W/O FULL FEATURE CENTER W/O INTEGRATED BRAKE ASSIST WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER MOTOR RELAY WINDSHIELD WIPER MOTOR SPEED CONTROL RELAY

3.0L TURBO DIESEL BATTERY DISTRIBUTION ENGINE COMPARTMENT FUSE BLOCK BLK WIRE BLK/WHT WIRE BODY CONTROL MODULE BRN WIRE BRN/WHT WIRE ENGINE WIRING HARNESS JUNCTION BLOCK EXCEPT 3.0L TURBO DIESEL GMC/ CHEVROLET GRN WIRE GRN/WHT WIRE GRY WIRE HORN HORN RELAY HORN RLY CTRL HORN SW SIG HOT AT ALL TIMES RED WIRE STEERING WHEEL AIR BAG COIL STEERING WHEEL HORN CONTACT WHT WIRE

2-BU COAX BACKUP LP CTRL BK CAMERA VIDEO SIG BLK/WHT WIRE BLK/YEL WIRE BU COAX CAMERA VIDEO SIG CHEVROLET/ GMC COAX DISPLAY DRIVER OUTSIDE REAR VIEW MIRROR GLASS DRIVER OUTSIDE REAR- VIEW MIRROR ENGINE WIRING HARNESS JUNCTION BLOCK GRN/WHT WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED INSIDE REAR VIEW MIRROR INSIDE REAR VIEW MIRROR CAMERA VIDEO DISPLAY LEFT LIGHTING CONTROL MODULE LOGIC LVDS LVDS 2-BK MIRROR DIMMING NCA WIRE RIGHT SELECT VIO WIRE VIO/WHT WIRE W/ HEATER AIR SYSTEM W/O HEATER AIR SYSTEM WHT WIRE YEL/WHT WIRE

BATTERY POSITIVE VOLT BLK WIRE BLU WIRE BRN WIRE CAN BUS (-) 1 SERIAL DATA COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK GRN WIRE GRN/RED WIRE GRY WIRE GRY/VIO WIRE HOT AT ALL TIMES LEFT ASSIST STEP MOTOR LH CTRL EXTEND LH CTRL RETRACT LH LAMP CTRL LH SENSOR LOW REF LH SENSOR SIG RED/YEL WIRE RH CTRL EXTEND RH LAMP CTRL RH SENSOR LOW REF RH SENSOR SIG RIGHT ASSIST STEP MOTOR (UNDER RIGHT FRONT DOOR) RL CTRL RETRACT RUNNING BOARD CONTROL MODULE VIO WIRE VIO/RED WIRE WHT WIRE WHT/BRN WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE