Chevrolet Tahoe IV (2014-2021) Computer data lines circuit

BCM 1 FUSE BLK WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/YEL WIRE DATA LINK CONNECTOR DLC/DSM FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/GRN WIRE GRY/VIO WIRE HI SPD GMLAN SER DATA (-) 9 HIGH SPEED EXTENSION BUS 2 TERMINATING RESISTOR HOT AT ALL TIMES HUMAN MACHINE INTERFACE CONTROL MODULE HUMAN MACHINE INTERFACE CONTROL MODULE BYPASS MODULE INSTRUMENT PANEL JUNCTION BLOCK LEFT INSTRUMENT PANEL FUSE BLOCK LIN BUS 12 LIN BUS 5 LO SPD GMLAN LOGIC INSTRUMENT CLUSTER MOST CTRL MOST SER DATA (+) RED/WHT WIRE SER DATA (+) 2 SER DATA COMM ENABLE VIDEO PROCESSING CONTROL MODULE VIO WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

BCM 2 FUSE BLU WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/YEL WIRE BUS 12 COMM ENABLE DATA GMC/ CHEVROLET GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRY/GRN WIRE GRY/VIO WIRE HEAD-UP DISPLAY HI SPD GMLAN HOT AT ALL TIMES LIN LIN BUS 10 LIN BUS 12 LO SPD GMLAN LO SPF GMALN MEDIA DISC PLAYER MOST CTRL MOST SER MOST SER DATA (+) RADIO RED/BRN WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT STEERING WHEEL CONTROLS SWITCH SER DATA SER DATA (+) 2 SER DATA (+) 9 STEERING WHEEL AIR BAG COIL WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE

ACCESSORY WAKEUP BATT POSITIVE VOLT BLK WIRE BLU WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) COMM ENABLE FRT OBJECT GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE GRY/VIO WIRE HI SPD GMLAN IMMOBILIZER CONTROL MODULE LEFT FRONT SHORT RANGE RADAR SENSOR MODULE LIN BUS 1 LIN BUS 11 LIN BUS 2 LIN BUS 3 LIN BUS 4 LIN BUS 5 LO SPD GMLAN LONG RANGE RADAR SENSOR MODULE RED/BRN WIRE RED/WHT WIRE RIGHT FRONT SHORT RANGE RADAR SENSOR MODULE SENS CTRL 2 SER DATA SER DATA (-) (1) SER DATA (-) 4 VIO WIRE VIO/YEL WIRE W/ COLLISION AVOIDANCE W/ INTEGRATED TRAILER BRAKE CONTROL W/ KEYLESS ENGINE START SWITCH W/O COLLISION AVOIDANCE W/O INTEGRATED TRAILER BRAKE CONTROL WHT WIRE WHT/BLU WIRE WHT/GRN WIRE

BLU WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/YEL WIRE BRN WIRE BRN/VIO WIRE CONTENT THEFT DETERRENT SENSOR MODULE FRT OBJECT GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/GRN WIRE GRY/VIO WIRE HI SPD GMLAN INSTRUMENT PANEL RIGHT FUSE BLOCK LEFT REAR SHORT RANGE RADAR SENSOR MODULE LIN BUS 1 LIN BUS 2 OVERHEAD CONSOLE POWER SOUNDER CONTENT THEFT DETERRENT ALARM MODULE RAIN SENSOR MODULE REAR SEAT HEATING CONTROL MODULE RIGHT REAR SHORT RANGE RADAR SENSOR MODULE SEAT HEATING CONTROL MODULE SENS CTRL 1 SENS CTRL 2 SER DATA (-) 4 VIO WIRE VIO/YEL WIRE W/ COLLISION AVOIDANCE W/O COLLISION AVOIDANCE W/ FRONT, REAR SEAT HEATER, THEFT DETERRENT WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WINDSHIELD FRONT VIEW CAMERA

BLU WIRE BLU/GRN WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/VIO WIRE COMM ENABLE DRIVER WINDOW MOTOR DRIVER WINDOW SWITCH GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE GRY/VIO WIRE HANDS-FREE LIFTGATE SENSOR CONTROL MODULE HI SPD GMLAN LEFT REAR WINDOW SWITCH LEFT SEAT BELT RETRACTOR MOTOR MODULE LOGIC LIFTGATE CONTROL MODULE LIN BUS 18 LIN BUS 3 LIN BUS 4 LO SPD GMLAN LOGIC MULTI-AXIS ACCELERATION SENSOR PASSENGER WINDOW MOTOR REAR WIPER MOTOR RIGHT REAR WINDOW SWITCH RIGHT SEAT BELT RETRACTOR MOTOR MODULE LOGIC SER DATA SER DATA (+) 2 SERIAL DATA VIO/YEL WIRE W/ RESTRAINT PROVISIONS WHT WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

ACTIVE SAFETY CONTROL MODULE AUXILIARY HVAC CONTROLS BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/YEL WIRE BRN/VIO WIRE COMM ENABLE FRT OBJECT GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/GRN WIRE GRY/VIO WIRE HI SPD GMLAN HIGH SPEED EXTENSION BUS 1 TERMINATING RESISTOR HVAC CONTROL MODULE INFO DISPLAY MODULE LIN BUS 10 LIN BUS 19 LIN BUS 9 LO SPD GMLAN LOGIC LOW SPD GMLAN SENS CTRL 1 SENS CTRL 2 SER DATA SER DATA (+) 2 SER DATA (+) 8 SER DATA (-) 4 STEERING COLUMN LOCK MODULE STEERING COLUMN) VIO/YEL WIRE W/ KEYLESS ENGINE START SWITCH WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE

5.3L, 6.2L 6.0L 8 SPEED A/T 6 SPEED A/T W/ INTEGRATED TRAILER BRAKE CONTROL, TRANSFER CASE ACCESSORY ACTIVE GRILLE AIR SHUTTER 1 MOTOR MODULE ASSIST STEP CONTROL MODULE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE CONTROL SOLENOID VALVE ASSEMBLY DRIVER SEAT MEMORY CONTROL MODULE GRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/GRN WIRE HI SPD GMLAN LEFT SIDE OBJECT SENSOR MODULE LIN BUS 13 LIN BUS 21 LIN BUS 23 LIN BUS 8 LO SPD GMLAN SER DATA SER DATA (-) (1) SER DATA - (3) TRANSMISSION CONTROL MODULE VIO/YEL WIRE W/ MEMORY W/O INTEGRATED TRAILER BRAKE CONTROL, TRANSFER CASE WAKEUP WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE

5.3L, 6.2L W/ INTEGRATED TRAILER BRAKE CONTROL 5.3L, 6.2L W/O INTEGRATED TRAILER BRAKE CONTROL 6.0L ACCESSORY BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE COMM ENABLE DRIVER SEAT ADJUSTER SWITCH DRIVER SEAT BOLSTER MEMORY CONTROL MODULE FUEL PUMP DRIVER CONTROL MODULE GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY/GRN WIRE HI SPD GMLAN KEYLESS ENTRY CONTROL MODULE LIN BUS 13 LO SPD GMALN LO SPD GMLAN PASSENGER PRESENCE MODULE PASSENGER SEAT ADJUSTER SWITCH PASSENGER SEAT BOLSTER MEMORY CONTROL MODULE PASSENGER SEAT MEMORY CONTROL MODULE SER DATA SER DATA (+) 2 SER DATA (-) (1) SER DATA - (3) VIO/YEL WIRE WAKEUP WAKEUP SER DATA WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE

BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE COMM ENABLE DRIVER SEAT HEATING, COOLING SWITCH GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/GRN WIRE HI SPD GMLAN HIGH SPEED BUS TERMINATING RESISTOR INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSTRUMENT PANEL JUNCTION BLOCK LIN BUS 14 LIN BUS 5 LO SPD GMLAN PARKING ASSIST CONTROL MODULE PASSENGER SEAT HEATING, COOLING SWITCH SER DATA SER DATA (+) 2 SERIAL DATA TRAILER BRAKE POWER CONTROL MODULE VIO/YEL WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE

ACCESSORY AUXILIARY CHASSIS CONTROL MODULE BLK/ORG WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/VIO WIRE COMM ENABLE GRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/GRN WIRE HI SPD GMLAN LIN BUS 14 PARK BRAKE CONTROL MODULE (CENTER OF REAR BUMPER BAR) SER DATA SER DATA (+) 2 SER DATA (-) (1) SERIAL DATA SUSPENSION CONTROL MODULE (ABOVE SPARE TIRE) VIO WIRE VIO/YEL WIRE WAKEUP WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE YEL WIRE YEL/GRN WIRE

BATT POSITIVE VOLT BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE COMM ENABLE GRN WIRE GRN/WHT WIRE GROUND DISTRIBUTION SYSTEM GRY/GRN WIRE HI SPD GMLAN HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (-) 2 HI SPD GMLAN SER DATA (-) 8 HI SPD GMLAN SER DATA (-) 9 HI SPD GMLAN SER DATA (-) 9 LO SPD GMLAN SER DATA HIGH SPEED EXTENSION BUS 1 TERMINATING RESISTOR HOT AT ALL TIMES INSTRUMENT PANEL JUNCTION BLOCK LEFT INSTRUMENT PANEL FUSE BLOCK LIN BUS 8 LO SPD GMLAN LO SPD GMLAN SER DATA 2 OUTSIDE REAR VIEW MIRROR SWITCH PASSENGER WINDOW SWITCH PEPS/HVAC BATT FUSE POWER DISTRIBUTION SYSTEM RED/VIO WIRE SER DATA SER DATA (+) 2 SER DATA (+) 8 SER DATA COMM ENABLE SERIAL DATA GATEWAY MODULE SIG GND STEERING COLUMN POSITION CONTROL MODULE STEERING WHEEL ANGLE SENSOR W/ LANE KEEP ASSIST WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WINDSHIELD FRONT VIEW CAMERA