Chevrolet Tahoe V (2021-2024) computer data lines system Wiring diagrams

3.0L TURBO DIESEL 3.0L TURBO DIESEL 6.2L, 5.3L CADILLAC GMC, CHEVROLET 6.2L SUPERCHARGED 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 PRIVATE SERIAL DATA POWERTRAIN CAN BUS (+) SERIAL DATA PRIVATE SERIAL DATA POWERTRAIN CAN BUS (+) SERIAL DATA ENGINE CONTROL MODULE GND RED/BRN WIRE RED/WHT WIRE RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK VIO/BLU WIRE WHT WIRE

AUTOSAR CAN BUS (+) 1 SERIAL DATA AUTOSAR CAN BUS (+) 2 SERIAL DATA AUTOSAR CAN BUS (+) 4 SERIAL DATA AUTOSAR CAN BUS (+) 8 SERIAL DATA BATTERY POSITIVE VOLTAGE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE BRN WIRE CADILLAC 6.2L SUPERCHARGED COMPUTER DATA LINES SYSTEM DRIVER SEAT ADJUSTER MEMORY MODULE (UNDER DRIVER SEAT) DRIVER SEAT LEFT REAR HAPTIC MOVEMENT MOTOR CONTROL DRIVER SEAT RIGHT REAR HAPTIC MOVEMENT MOTOR CONTROL ENGINE WIRING HARNESS JUNCTION BLOCK FORWARD COLLISION ALERT DISPLAY (W/O HEAD-UP DISPLAY) GMC/ CHEVROLET GRY/BLK WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED IMAGE PROCESSING MODULE LEFT FRONT SEAT LANE DEPARTURE WARNING ACTUATOR LOGIC LONG RANGE FORWARD RANGE RADAR SENSOR NCA WIRE REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRN WIRE SIGNAL GROUND VIO/WHT WIRE WHT WIRE WHT/GRY WIRE YEL/BRN WIRE

AUTOSAR CAN BUS (+) 5 SERIAL DATA BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DAY NIGHT LED CONTROL DRIVER INFORMATION CENTER DISPLAY FORWARD COLLISION ALERT LED CONTROL GMC/ CHEVROLET GRY/BLK WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT REAR SHORT RANGE RADAR SENSOR LOGIC NCA WIRE REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRN WIRE RIGHT FRONT SEAT LANE DEPARTURE WARNING ACTUATOR RIGHT REAR SHORT RANGE RADAR SENSOR WHT/GRY WIRE

AUTOSAR CAN BUS (+) 5 SERIAL DATA BLK WIRE BLK/WHT WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE COMPUTER DATA LINES SYSTEM DAY NIGHT LED CONTROL DRIVER INFORMATION CENTER DISPLAY ENGINE WIRING HARNESS JUNCTION BLOCK FORWARD COLLISION ALERT DISPLAY (W/O HEAD-UP DISPLAY) FORWARD COLLISION ALERT LED CONTROL GMC/ CHEVROLET GRY/BLK WIRE GRY/YEL WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL CLUSTER CONTROL MODULE LEFT SHORT RANGE RADAR REAR SIDE SENSOR (INSIDE LEFT CORNER OF REAR FASCIA) LOGIC RED/GRN WIRE RIGHT SHORT RANGE RADAR REAR SIDE SENSOR VIO/WHT WIRE WHT/GRY WIRE

1-BU AM/FM AM/FM RADIO ANTENNA AMPLIFIER AUDIO (-) CONTROL AUDIO SIG + AUTOSAR CAN BUS (-) 5 SER DATA AUXILIARY WIRELESS COMMUNICATION INTERFACE ANTENNA BACK DISPLAY BACKUP LAMP CONTROL ENTERTAINMENT REMOTE ENABLE SIG BACKWARD BATT POS VOLT BK COAX AM/FM BK LVDS BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLK WIRE CHEVROLET COAX COAX BG WIFI COAX CU XM COAX OG ANTENNA RF SIG COMPUTER DATA LINES SYSTEM ETHERNET BUS 2 (-) ETHERNET BUS 4 (-) ETHERNET BUS 5 (-) ETHERNET BUS 6 (-) EXTERIOR LIGHTS SYSTEM SOUND SYSTEMS (VIDEO SYSTEM CIRCUIT) FORWARD/ GMC GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE GRY/YEL WIRE HOME HOT AT ALL TIMES LOGIC LVDS LVDS GY USB SER DATA MICROPHONE SIG NAVIGATION SYSTEM NCA WIRE RADIO (BEHIND RIGHT END OF DASH) RADIO ANTENNA RADIO CONTROL REAR VIEW DRIVER INFORMATION CAMERA RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT END OF DASH) RIGHT FRONT MOBILE TELEPHONE MICROPHONE RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SELECT SIG GND SOUND SYSTEMS (VIDEO SYSTEM CIRCUIT) VIO WIRE VIO/WHT WIRE VIO/YEL WIRE W/ ALL AROUND VISION CAMERA W/ FULL VIDEO DISPLAY W/ S-BAND AUDIO SYSTEM W/O ALL AROUND VISION CAMERA W/O FULL VIDEO DISPLAY XM RADIO ANTENNA

AM/FM AM/FM RADIO ANTENNA AMPLIFIER AUTOSAR CAN BUS (+) 5 SERIAL DATA AUXILIARY WIRELESS COMMUNICATION INTERFACE ANTENNA BACKUP LAMP CTRL BK COAX BK LVDS INFOTAINMENT DISPLAY SIGNAL BLK WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE CHEVROLET COAX COAX BG COAX CU COMPUTER DATA LINES SYSTEM ENTERTAINMENT REMOTE ENABLE SIGNAL ETHERNET BUS 2 (-) ETHERNET BUS 4 (-) ETHERNET BUS 5 (-) ETHERNET BUS 6 (-) GMC GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE LEFT INSTRUMENT PANEL RADIO FRONT SPEAKER LEFT RADIO FRONT SIDE DOOR SPEAKER LF SPEAKER (-) CTRL 1 LR SPEAKER (+) CTRL LVDS LVDS GY USB SIGNAL NCA WIRE RADIO (BEHIND RIGHT END OF DASH) RADIO ANTENNA RF SPEAKER (-) CTRL 1 RIGHT INSTRUMENT PANEL RADIO FRONT SPEAKER RIGHT RADIO FRONT SIDE DOOR SPEAKER RIGHT RADIO REAR SIDE DOOR SPEAKER RR SPEAKER (+) CTRL SOUND SYSTEMS (VIDEO SYSTEM CIRCUIT) VIO WIRE VIO/WHT WIRE W/ S-BAND AUDIO SYSTEM WHT WIRE WIFI XM RADIO ANTENNA YEL WIRE YEL/BLK 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 MULTI-FUNCTION POWER SUPPLY CONVERTER 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 W/ FORWARD COLLISION ALERT SENSOR W/O FORWARD COLLISION ALERT SENSOR WHT WIRE

AUTOSAR CAN BUS (+) 1 SERIAL DATA BATT POSITIVE VOLT BLK/BLU WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM FRONT PARKING ASSIST DISPLAY CTRL GMC HOT AT ALL TIMES LEFT FRONT MIDDLE PARKING ASSIST ALARM SENSOR LEFT FRONT OUTER PARKING ASSIST ALARM SENSOR LF MIDDLE PARKING ASSIST SENS LF OUTER PARKING ASSIST SENS LR MIDDLE PARKING ASSIST SENS SIG LR OUTER PARKING ASSIST SENS SIG OBJECT SENS LOW REF OBJECT SENS VOLT REF PARKING ASSIST CONTROL MODULE (RIGHT REAR SIDE OF CARGO COMPT) REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRY WIRE RED/WHT WIRE RF MIDDLE PARKING ASSIST SENS RF OUTER PARKING ASSIST SENS RIGHT END OF DASH) RIGHT FRONT MIDDLE PARKING ASSIST ALARM SENSOR RIGHT FRONT OUTER PARKING ASSIST ALARM SENSOR RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RR MIDDLE PARKING ASSIST SENS SIG RR OUTER PARKING ASSIST SENS SIG SENS LOW REF SIG GND VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/GRY WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE YEL/VIO WIRE YEL/WHT WIRE

6.2L SUPERCHARGED 6.2L, 5.3L 3.0L TURBO DIESEL AUTOMATIC TRANSMISSION ASSEMBLY AUTOSAR CAN BUS (+) 2 SERIAL DATA BATT POS VOLT 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) BRAKE PEDAL POSITION SENSOR BRK APPLY SENS CONTROL BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRK POS SENS SIG BRN WIRE CHEVROLET/ GMC 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/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) 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 LIN BUS 12 LIN BUS 7 LOGIC RED/GRY WIRE RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK WHT WIRE