Chevrolet Suburban XIII (2020-2024) computer data lines system Wiring diagrams

A/C TEMP SENS SIG ACCELERATE SWITCH SIG ACCENT LIGHTING CONTROL ACCENT LIGHTING CTRL ACCESSORY LED SIG AIR CONDITIONING SYSTEM AIR CONDITIONING, COOLING FANS SYSTEMS AMBIENT LIGHT SENSOR SIG ANTENNA 1 HIGH SIGNAL ANTENNA 1 LOW SIGNAL ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM AUXILIARY BATTERY RLY CTRL BATTERY POSITIVE VOLTAGE BLK WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLOWER MTR SPD CTRL BLOWER SPD FEEDBACK SIG BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BODY CTRL MOD LIN BUS 7 BODY CTRL MODULE LIN BUS 6 BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE CAN BUS (+) 2 COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE CONTROLS SYSTEM CUR VIEW ENABLE SIG DESCENT CTRL SW SIG DOOR LOCKS, ANTI-THEFT SYSTEMS DRIVER SOLAR SENS SIG DVR MODE 2 SW SIG EXTERIOR LIGHTS, POWER DISTRIBUTION, INTERIOR LIGHTS SYSTEMS GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GROUND GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HAZARD WARNING SW SIG HEADLAMP SW FLASH SIG HEADLAMP SW OFF SIG HEADLAMP SW ON SIG HEADLAMP SW PARK LAMP SIG HEADLAMP SWITCH REF HEADLAMP SWITCH SIGNAL HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM AIR CONDITIONING SYSTEM HORN SWITCH SIGNAL HORNS SYSTEM HOT AT ALL TIMES HVAC SYSTEM ENABLE SIG IMMO ANTENNA LOW SIG IMMO ANTENNA SIG INSIDE AIR TEMP SENS SIG LADDER LOW REFERENCE LED DIMMING SIG LEFT TURN SIG SW SIG LIN BUS 12 LIN BUS 5 MICROPHONE ENABLE SIG NAVIGATION SYSTEM NAVIGATION, SOUND SYSTEMS OUT OF PARK SIG POLICE ROOF LAMP CTRL POWER DISTRIBUTION SYSTEM POWER RLY 2 COIL CTRL RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RH TURN SIG SW SIG RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK RR PARKING DISABLE SIG RR WINDOW WIPER SW SIG RUN/CRANK RLY COIL CTRL SEATS SYSTEM SECURITY INDICATOR CTRL SENSOR LOW REF SIGNAL GROUND STARTING/CHARGING SYSTEM STATUS INDICATOR CTRL STOP/START INDICATOR CTRL STOP/START SWITCH SIG SURVEILLANCE SW SIG SW HIGH BEAM SIG SWITCH MODE VOLT SWITCH SIGNAL 2 SWITCH START LED SIG TRAILER BRAKE APPLY SIG TRANSMISSIONS SYSTEM UP/DOWN SWITCH SIG VIO/BLU WIRE VIO/GRN WIRE WARNING DISABLE SWITCH SIG WARNING INDICATOR CTRL DISABLE LED SIGNAL WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE WHT/YEL WIRE WINDSHIELD WASHER SW SIG WINDSHIELD WIPER SW LOW REF WIPER SW LOW SIG WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/BRN WIRE

AC POWER SW SIG ACCENT LIGHTING CTRL ACTUATOR UNLATCH CONTROL ACTUATOR UNLOCK CONTROL ACTUATOR UNLOCK CTRL ACTUATORS UNLOCK CONTROL 1 AIR CONDITIONING SYSTEM AJAR SWITCH SIGNAL 2 ANTENNA 2 HIGH SIG ANTENNA 2 LOW SIG ANTENNA HIGH SIGNAL ANTENNA LOW SIGNAL ANTENNA SIGNAL HIGH ANTENNA SIGNAL LOW ANTI-THEFT SYSTEM BLK/BRN WIRE BLU WIRE BLU/BRN WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE APPLY SENS LOW REF BRAKE APPLY SENSOR CTRL BRAKE APPLY SENSOR SIG BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE CAN BUS (+) 2 COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE/ETC/TCC BRAKE SIG DEFOGGER SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS DOOR LOCKS, TRUNK, TAILGATE, FUEL DOORS SYSTEMS DR LK CTRL 2 EXTERIOR COURTESY LAMP CTRL EXTERIOR LIGHTS, POWER DISTRIBUTION, INTERIOR LIGHTS SYSTEMS GLASS BREAKAGE SENS 2 SIG GRN/BLK WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HOOD STATUS B SIGNAL HORN RELAY CONTROL HORNS SYSTEM INTERIOR LAMP CTRL LAMP ENABLE SIGNAL LED BACKLIGHT CTRL 1 LEFT FRONT UNLOCK SIGNAL LH RR INDICATOR CONTROL LH RR UNLATCH CTRL LIN BUS 10 LIN BUS 11 LIN BUS 16 LIN BUS 2 LIN BUS 3 LIN BUS 4 LIN BUS 8 LIN BUS 9 MOTOR UNLATCH CONTROL OPEN SWITCH SIGNAL POWER DISTRIBUTION SYSTEM RH FRT UNLATCH CTRL RIGHT REAR UNLOCK SIGNAL RR DEFOGGER RLY CTRL RR FOOTWELL CTRL RR RR INDICATOR CONTROL RT FRT UNLOCK SIGNAL SENSOR LAMP CONTROL SOLENOID VALVE CTRL SWITCH OPEN SIGNAL SWITCH UNLOCK SIGNAL TRUNK, TAILGATE, FUEL DOORS SYSTEM UNLATCH LOW REF 1 VIO WIRE VIO/BLU WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE

ALTERNATE FLASH ENABLE SIG APPROACH LAMP CTRL BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/YEL WIRE CAN BUS (-) 2 SERIAL DATA CAN BUS (-) 2 SERIAL DATA BATT POS VOLT CEN HIGH MOUNTED STOP LP SPLY VOLT COMPUTER DATA LINES SYSTEM ENGINE WIRING HARNESS JUNCTION BLOCK FLASH ENABLE SIG FRT TURN SIG LAMP GMC GRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT FRONT HEADLAMP LEFT FRONT SIDE MARKER LAMP LEFT FRONT TURN SIGNAL LAMP LEFT HEADLAMP LED DRIVER MODULE LEFT TURN LAMP LF PARK LAMP CTRL LF TURN SIG LAMP CTRL LH TURN SIG LAMP CTRL 2 LIGHTING CONTROL MODULE (UNDER LEFT END OF DASH) LOGIC LR PARK LAMP CTRL LR STOP LAMP CTRL LR TURN SIG LAMP CTRL 2 POLICE TAIL LP RED/WHITE WIRE REAR BODY WIRING HARNESS JUNCTION BLOCK RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/VIO WIRE RF PARK LAMP CTRL RF TURN SIG LAMP RF TURN SIG LAMP CTRL RR PARK LAMP CTRL RR STOP LAMP CTRL RR TURN SIG LAMP CTRL 2 RR TURN SIG LP FEEDBACK SIG SIG GND VIO/BLK WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE WHT/YEL WIRE

BATT POS VOLT BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BODY CONTROL MODULE LIN BUS 1 BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT BACK HEATER DRIVER FRONT SEAT CUSHION HEATER DRV HEATED SEAT THERMISTOR LO REF DRV SEAT BACK HEATING ELEMENT CTRL DRV SEAT BACK HEATING TEMP SNS SIG DRV SEAT BLOWER MOTOR CTRL 1 DRV SEAT HEATING ELEMENT CTRL DRV SEAT HEATING ELEMENT LO REF DRV SEAT HEATING TEMP SNS SIG ENGINE WIRING HARNESS JUNCTION BLOCK FRONT SEAT HEATER VENT CONTROL MODULE (UNDER FRONT OF FRONT PASSENGER'S SEAT) GRN/VIO WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED NCA WIRE PASS HEATED BACK THERMISTOR LO REF PASS HEATED SEAT THERMISTOR LO REF PASS SEAT BACK HEATING ELEMENT CTRL PASS SEAT BACK HEATING TEMP SNS SIG PASS SEAT BLOWER MOTOR CTRL 1 PASS SEAT HEATING ELEMENT CTRL PASS SEAT HEATING ELEMENT LO REF PASS SEAT HEATING TEMP SNS SIG REAR BODY WIRING HARNESS JUNCTION BLOCK RED/BRN WIRE RED/GRN WIRE VIO/WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE YEL/GRY WIRE

BACK SWITCH BATT POS BATT POS VOLT BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLU/WHT WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM CTRL 1 DRIVER BACK DRIVER CUSHION/ DRIVER FRONT SEAT BACK VENTILATION BLOWER DRIVER FRONT SEAT CUSHION VENTILATION BLOWER DRV SEAT FRONT HEATER, AIR CONDITIONING USER INTERFACE CONTROL GRN/VIO WIRE GRY/BLK WIRE IND LOGIC MED NCA WIRE PASS SEAT PASS SEAT VENT MOTOR CTRL 1 PASSENGER PASSENGER BACK PASSENGER CUSHION/ PASSENGER FRONT SEAT BACK HEATER PASSENGER FRONT SEAT BACK VENTILATION BLOWER PASSENGER FRONT SEAT CUSHION HEATER PASSENGER FRONT SEAT CUSHION VENTILATION BLOWER SWITCH VENT MOTOR VENTILATION VENTILATION SWITCH VIO/WHT WIRE VOLT WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE

BAT POS VOLT BLK WIRE BLK/WHT WIRE BRN/WHT WIRE CHEVROLET/ GMC COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH GRN/BLK WIRE GRY/YEL WIRE HEATED STEERING WHEEL CONTROL MODULE HEATED STEERING WHEEL IND HEATED STEERING WHEEL SWITCH HIGH CNTRL HOT AT ALL TIMES LIN BUS 12 LOGIC LOW CNTRL NCA WIRE RED/BRN WIRE RED/GRN (OR GRN) WIRE RED/GRN WIRE RIGHT END OF DASH) RIGHT INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK SNS SIG STEERING WHEEL AIR BAG COIL STEERING WHEEL HEATER (IN STEERING WHEEL) SW LED SIG SW SIG VIO/BLU WIRE VOLT REF WHT/YEL WIRE YEL/GRY WIRE YEL/RED WIRE

1 PU 2 PU AUDIO (-) CONTROL AUDIO SIGNAL BATTERY POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BLUETOOTH WIRELESS COMMUNICATION ANTENNA BN COAX CAN BUS SERIAL DATA (-) 5 CELL CELL/GPS COAX COMPUTER DATA LINES SYSTEM GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY/YEL WIRE LEFT LEFT RADIO REAR SIDE DOOR SPEAKER LOGIC LOW REF MICROPHONE (-) LOW REF MICROPHONE SIGNAL MOBILE TELEPHONE MICROPHONE MUTE NCA WIRE ORG/RED WIRE RED/BLU WIRE SELECT RIGHT SIGNAL GND STEERING WHEEL RADIO CONTROL SWITCH TELEMATICS CONTROL MODULE (BEHIND LEFT SIDE OF DASH) VOICE VOL DOWN VOL UP VT COAX

AM/FM AM/FM RADIO ANTENNA AMPLIFIER AUXILIARY WIRELESS COMMUNICATION INTERFACE ANTENNA BK COAX BK LVDS BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/BLK WIRE BRN/BLU WIRE COAX COAX BG COAX CU COMPUTER DATA LINES SYSTEM 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 NCA WIRE RADIO (BEHIND RIGHT END OF DASH) RIGHT INSTRUMENT PANEL RADIO FRONT SPEAKER RIGHT RADIO FRONT SIDE DOOR SPEAKER RIGHT RADIO REAR SIDE DOOR SPEAKER SOUND SYSTEMS (VIDEO SYSTEM CIRCUIT) VIO WIRE VIO/WHT WIRE WHT WIRE WIFI XM RADIO ANTENNA YEL WIRE YEL/BLK WIRE

BATT POS VOLT BLK WIRE BLK/BLU WIRE BLU WIRE BLU/VIO WIRE BODY CONTROL MODULE LIN BUS 10 BRN WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/ORG WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/WHT WIRE HOT AT ALL TIMES LOGIC REAR BODY WIRING HARNESS JUNCTION BLOCK RED/GRY WIRE ROOF CONSOLE VIO/BLK WIRE VIO/BRN WIRE WHT/BLK WIRE WHT/VIO WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE

BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE LIN BUS 11 COMPUTER DATA LINES SYSTEM GMC/ CHEVROLET GRN/BLK WIRE GRN/BRN WIRE GRN/VIO WIRE GRY WIRE HEATER, AIR CONDITIONING AUXILIARY CONTROL HIGH IND HOT AT ALL TIMES LEFT REAR HEATED, BACK SWITCH LEFT REAR SEAT CUSHION HEATER LOGIC LOW IND LR CUSHION THERMISTOR FEEDBACK SIG LR SEAT CUSHION TEMP SNS SIG MED IND NCA WIRE REAR BODY WIRING HARNESS JUNCTION BLOCK REAR SEAT HEATER CONTROL MODULE RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE RIGHT REAR HEATED, BACK SWITCH RIGHT REAR SEAT CUSHION HEATER RR CUSHION THERMISTOR FEEDBACK SIG RR SEAT CUSHION ELEMENT CTRL RR SEAT CUSHION TEMP SNS SIG RR SEAT HEATING ELEMENT LO REF WHT/BLK WIRE WHT/BLU WIRE YEL/WHT WIRE