Chevrolet Tahoe IV (2014-2021) blu/yel Wiring diagrams

BACK SIG BACKUP LAMP CTRL BAT POS VOLT BATT POS VOLT BLK WIRE BLU WIRE BLU/YEL WIRE BUS 12 CAMERA LOW REF CAMERA SIG 2 COMPUTER DATA LINES SYSTEM DISPLAY DISPLAY SIG + DOWN SIG FORWARD SIG GMC/ CHEVROLET GMLAN SERIAL DATA GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HUMAN MACHINE INTERFACE CONTROL MODULE BYPASS MODULE INFOTAINMENT DISPLAY SIG LEFT RIGHT LEFT STEERING WHEEL CONTROLS SWITCH LOGIC LOGIC RIGHT STEERING WHEEL CONTROLS SWITCH LVDS MUTE NAVIGATION SYSTEM NETWORK NETWORK BUS 10 NETWORK BUS 5 NETWORK BUS 9 POWER DISTRIBUTION SYSTEM RADIO CONTROLS RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RADIO/HVAC CONTROLS RAP RLY COIL CTRL RED/GRY WIRE RED/YEL WIRE SERIAL DATA BUS 5 SIG GROUND SOURCE UP SIG VOICE VOL VOL WHT/BLU WIRE WHT/YEL WIRE YEL/BLU WIRE

5 VOLT REF 6.0L (VIN G) ACC VOLT ACC WAKEUP SERIAL DATA SERIAL DATA COMMUNICATION ENABLE AHA RVC FUSE AMBIENT LT SENS SIG ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES, HEADLIGHTS SYSTEMS ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM CRUISE CONTROL SYSTEM AUTO WIPER ON SIG BATT POSITIVE VOLT BATT POSITIVE VOLTAGE BCM 1 FUSE BCM 2 FUSE BCM 3 FUSE BCM 4 FUSE BCM 5 FUSE BCM 8 FUSE BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BLU/VIO WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE CHALLENGE ACTIVE SIG CHILD LOCKOUT INDICATOR COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM CRUISE CTRL SET/COAST/ RESUME/ACCELERATE SW SIG LO REF CURRENT SENS CTRL CURRENT SENS SIG DK BLU/VIO WIRE DOOR LOCK CTRL DOOR LOCKS, ANTI-THEFT SYSTEMS DRV DR LK SW LK SIG DRV DR LK SW UNLK EXCEPT 6.0L (VIN G) EXTERIOR LIGHTS, HEADLIGHTS SYSTEMS GLOVE BOX DOOR RELEASE SIG GRN/BRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HAZARD SW LT TURN SIG HAZARD SW RH TURN SIG HAZARD SW SIG HDLP DIMM SW HI BEAM SIG HDLP SW HDLPS OFF SIG CTRL HDLP SW ON SIG HDLP SW PARK LP SIG HEADLIGHTS SYSTEM HI SPD GMLAN SERIAL DATA (+) (1) REMOTE FUNCTION ACTR RECEIVE SIG HI SPD GMLAN SERIAL DATA (-) (1) HILL DESCENT CTRL SW SIG HOOD AJAR SW SIG HORN SW SIG HORNS SYSTEM HOT AT ALL TIMES I/P LP DIM SW SIG I/P LP DIMM SW LOW REF IGN MODE SW ACC LED SIG IGN MODE SW MODE VOLT IGN MODE SW ST LED SIG IGNITION KEY RESISTOR SIG IND DIMMING CTRL INTERIOR LIGHTS SYSTEM 192 (OR 6841) INTR LP DEFEAT SW SIG LED AMBIENT LIGHTING CTRL 2 LED BACKLIGHT DIMM CTRL LEFT INSTRUMENT PANEL FUSE BLOCK LEFT REAR STP LP CTRL LIFT GLASS/TRUNK MOTOR CTRL LIN BUS 4 LT FRT DRL CTRL LT HDL LO BEAM SPL VOLT NETWORK BUS 5 ORG/ WIRE PARK BRAKE SW SIG POWER DISTRIBUTION SYSTEM RAP RELAY COIL CTRL REAR WINDOW WIPER SW SIG RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE REMOTE FUNCTION ACTR RTN REMOTE FUNCTION ACTR SUPLY VOLT REMOTE FUNCTION ACTR TRANS SIG RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT REAR STP LP CTRL RR FOG LP SW SIG RR LICENSE LP SPLY VOL RT FRT TRN SIG LP CTRL RT HDL LO BEAM SPL VOLT RT RR TURN SIG LP CTRL RUN/CRANK IGN 1 VOLT RUN/CRANK RLY COIL CTRL SECURITY IND CTRL SENS LO REF SHIFT INTERLOCK SYSTEM SHIFT SELECT SW PERFORMANCE SIG STARTING/CHARGING SYSTEM STOP LAMP RLY COIL CTRL STOP LAMP SW SIG STRG COLUMN LK STATUS SIG SW SIG TAP UP/TAP DOWN SW SIG TRACTION CTRL SW SIG TRAILER BRK APPLY SIG TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM UNDERHOOD FUSE BLOCK VEH ANTI-THEFT SYS IMMOBILIZER RTRN LIN BUS 11 VEH ANTI-THEFT SYS IMMOBILIZER SPLY VOLT 12 VOLT REF VIO/BLK WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE WINDSHIELD WASHER RLY CTRL WINDSHIELD WASHER SW SIG WINDSHIELD WIPER MTR RLY COIL CTRL WINDSHIELD WIPER MTR PARK SW SIG WINDSHIELD WIPER SW HI SIG WINDSHIELD WPR SW LO SIG WIPER/WASHER SYSTEM YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE

12 VOLT REF 6.0L 6.2L, 5.3L 6.2L, 5.3L 6.0L APP 5 VOLT REF 2 APP SENS 5 VOLT REF 1 APP SENS LO REF 1 APP SENS LOW REF 2 APP SENS SIG (2) APP SENS SIG 1 BATT POS VOLT BCM 5 FUSE BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRAKE PEDAL POSITION SENSOR (BEHIND BRAKE PEDAL ASSEMBLY) BRK APPLY SENS LO REF BRK APPLY SENS SIG BRK APPLY SENS SUPPLY VOLT BRK SENS LOW REF BRK SENS SIG BRK SENS SPLY VOLT BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM CRUISE CTRL SW SIG CRUISE GAP SW SIG CRUISE IND CRUISE/ETC/ TCC BRK SIG DISTANCE SENSING CRUISE CONTROL MODULE (LEFT SIDE BOTTOM OF FRONT FASCIA) DRIVER INFORMATION CENTER DISPLAY ECM IGN FUSE ENGINE CONTROL MODULE (LEFT OF ENGINE COMPT) GRN/WHT WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT W/ ENGINE CONTROL MODULE WAKE-UP RELAY ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK IPC FUSE LEFT INSTRUMENT PANEL FUSE BLOCK LOGIC LOW SPD GMLAN SERIAL DATA PRIME RELAY FUSE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK RUN/CRANK IGN 1 VOLT SERIAL DATA SERIAL DATA (-) (1) SERIAL DATA 2 SIG GND THR POS CTRL CLOSE THR POS CTRL OPEN THR POS SENS 5 VOLT REF THR POS SENS LOW REF TP SENS SIG UNDERHOOD FUSE BLOCK USB/OBS DET FUSE VIO/GRN WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE

5 VOLT REF ABOVE A/C COMPRESSOR) BATTERY FUSE BLOCK BATTERY POSITIVE VOLT BLK WIRE BLK/GRN WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/YEL WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ELECTRONIC BRAKE CONTROL MODULE FUSE 4 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRY WIRE HI SPD GMLAN SERIAL DATA (-) (1) HI SPD GMLAN SERIAL DATA (-) (2) HOT AT ALL TIMES INSTRUMENT CLUSTER LO SPD GMLAN SERIAL DATA 2 LOGIC LOW REF POWER STEERING CONTROL MODULE (POWER STEERING RACK ASSEMBLY) POWER STEERING MOTOR POWER STEERING SHAFT TORQUE/ POSITION SENSOR RED WIRE RED/VIO WIRE SCL SDA SER DATA COMM ENABLE SIG GND SPLY VOLT STEERING WHEEL ANGLE SENSOR TAN WIRE TOR IN 1 TOR IN 2 VIO WIRE VOLT WHT WIRE WHT/BRN WIRE YEL/GRN WIRE

BACK SIG BACKUP LAMP CTRL BAT POS VOLT BATT POS VOLT BLK WIRE BLU WIRE BLU/YEL WIRE BUS 12 CAMERA LOW REF CAMERA SIG 2 COMPUTER DATA LINES SYSTEM DISPLAY DISPLAY SIG + DOWN SIG FORWARD SIG GMC/ CHEVROLET GMLAN SERIAL DATA GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HUMAN MACHINE INTERFACE CONTROL MODULE BYPASS MODULE INFOTAINMENT DISPLAY SIG LEFT RIGHT LEFT STEERING WHEEL CONTROLS SWITCH LOGIC LOGIC RIGHT STEERING WHEEL CONTROLS SWITCH LVDS MUTE NAVIGATION SYSTEM NETWORK NETWORK BUS 10 NETWORK BUS 5 NETWORK BUS 9 POWER DISTRIBUTION SYSTEM RADIO CONTROLS RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RADIO/HVAC CONTROLS RAP RLY COIL CTRL RED/GRY WIRE RED/YEL WIRE SERIAL DATA BUS 5 SIG GROUND SOURCE UP SIG VOICE VOL VOL WHT/BLU WIRE WHT/YEL WIRE YEL/BLU WIRE

BACK SIG BACKUP LAMP CTRL BAT POS VOLT BATT POS VOLT BLK WIRE BLU WIRE BLU/YEL WIRE BUS 12 CAMERA LOW REF CAMERA SIG 2 COMPUTER DATA LINES SYSTEM DISPLAY DISPLAY SIG + DOWN SIG FORWARD SIG GMC/ CHEVROLET GMLAN SERIAL DATA GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES HUMAN MACHINE INTERFACE CONTROL MODULE BYPASS MODULE INFOTAINMENT DISPLAY SIG IPC FUSE LEFT LEFT INSTRUMENT PANEL FUSE BLOCK LEFT STEERING WHEEL CONTROLS SWITCH LOGIC LOGIC RIGHT STEERING WHEEL CONTROLS SWITCH LVDS MUTE NAVIGATION SYSTEM NETWORK NETWORK BUS 10 NETWORK BUS 5 NETWORK BUS 9 POWER DISTRIBUTION SYSTEM RADIO CONTROLS RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RADIO/HVAC CONTROLS RAP RLY COIL CTRL RED/GRY WIRE RED/YEL WIRE RIGHT SERIAL DATA BUS 5 SIG GROUND SOURCE UP SIG VOICE VOL VOL WHT/BLU WIRE WHT/YEL WIRE YEL/BLU WIRE

AMP FUSE AUDIO AMPLIFIER (LEFT REAR QUARTER PANEL TRIM) BLK WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/GRN WIRE CENTER INSTRUMENT PANEL SPEAKER COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE FRONT CENTER SPEAKER (+) GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE HOT AT ALL TIMES LEFT FRONT DOOR TWEETER SPEAKER LEFT FRONT DOOR WOOFER SPEAKER LEFT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LEFT REAR TWEETER SPEAKER LF SPEAKER (+) (1) BATTERY POSITIVE VOLTAGE LF SPEAKER SIGNAL (-) (1) GROUND LF TWEETER SPEAKER (+) LO SPD GMLAN SERIAL DATA LR MIDRANGE SPEAKER (-) LR SPEAKER (+) LR SPEAKER SIGNAL (-) MIC LOW REF 1 MIC LOW REF 2 MIC LOW REF 3 MOST CONTROL MOST SERIAL DATA (+) NCA WIRE NOISE REDUCTION MIC SIG 1 NOISE REDUCTION MIC SIG 2 NOISE REDUCTION MIC SIG 3 REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RED/YEL WIRE REPLICATED SIGNAL RF SPEAKER (+) (1) RF SPEAKER SIGNAL (-) (1) RF TWEETER SPEAKER (+) RIGHT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RIGHT REAR TWEETER SPEAKER RR SPEAKER (+) RR SPEAKER SIGNAL (-) SUBWOOFER SPEAKER VIO/BLU WIRE VIO/BRN WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/WHT WIRE

BACK SIG BACKUP LAMP CTRL BAT POS VOLT BATT POS VOLT BLK WIRE BLU WIRE BLU/YEL WIRE BUS 12 CAMERA LOW REF CAMERA SIG 2 COMPUTER DATA LINES SYSTEM DISPLAY DISPLAY SIG + DOWN SIG FORWARD SIG GMC/ CHEVROLET GMLAN SERIAL DATA GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HUMAN MACHINE INTERFACE CONTROL MODULE BYPASS MODULE INFOTAINMENT DISPLAY SIG LEFT LEFT STEERING WHEEL CONTROLS SWITCH LOGIC LOGIC RIGHT STEERING WHEEL CONTROLS SWITCH LVDS MUTE NAVIGATION SYSTEM NETWORK NETWORK BUS 10 NETWORK BUS 5 NETWORK BUS 9 POWER DISTRIBUTION SYSTEM RADIO CONTROLS RADIO PRESETS STEERING WHEEL CONTROLS SWITCH RADIO VOLUME STEERING WHEEL CONTROLS SWITCH RADIO/HVAC CONTROLS RAP RLY COIL CTRL RED/GRY WIRE RED/YEL WIRE RIGHT SERIAL DATA BUS 5 SIG GROUND SOURCE UP SIG VOICE VOL VOL WHT/BLU WIRE WHT/YEL WIRE YEL/BLU WIRE

AMP FUSE AUDIO AMPLIFIER (LEFT REAR QUARTER PANEL TRIM) BLK WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/YEL WIRE BRN/BLU WIRE BRN/GRN WIRE CENTER INSTRUMENT PANEL SPEAKER CENTER SPEAKER COMPUTER DATA LINES SYSTEM ENGINE CONTROL MODULE GRN WIRE GRN/BLK WIRE GRN/BRN WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE HOT AT ALL TIMES LEFT FRONT DOOR SPEAKER LEFT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LEFT REAR TRIM PANEL SPEAKER LEFT SPEAKER (-) LF SPEAKER (+) (1) BATTERY POSITIVE VOLTAGE LF SPEAKER SIGNAL (-) (1) GROUND LO SPD GMLAN SERIAL DATA LR SPEAKER (+) LR SPEAKER SIGNAL (-) LR TRIM PANEL SPEAKER (-) MIC LOW REF 1 MIC LOW REF 2 MIC LOW REF 3 MOST CONTROL MOST SERIAL DATA (+) NCA WIRE NOISE REDUCTION MIC SIG 1 NOISE REDUCTION MIC SIG 2 NOISE REDUCTION MIC SIG 3 REAR RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RED/YEL WIRE REPLICATED SIGNAL RF SPEAKER (+) (1) RF SPEAKER (+) (1) SUBWOOFER SPEAKER (+) RF SPEAKER SIGNAL (-) (1) RIGHT FRONT DOOR SPEAKER RIGHT FRONT RADIO VOLUME COMPENSATOR INTERIOR NOISE MICROPHONE RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RIGHT SPEAKER (+) RR SPEAKER (+) RR SPEAKER SIGNAL (-) SUBWOOFER SPEAKER SUBWOOFER SPEAKER (-) RF SPEAKER SIGNAL (-) (1) VIO/BLU WIRE VIO/BRN WIRE W/O FRONT COMPARTMENT CONSOLE W/ FRONT COMPARTMENT CONSOLE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/WHT WIRE

5.3L, 6.2L 5.3L, 6.2L 6.0L 6 SPEED A/T 6.0L 8 SPEED A/T AUTOMATIC TRANSMISSION ASSEMBLY BCM 7 FUSE BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/YEL WIRE BODY CONTROL MODULE BRAKE PEDAL POSITION SENSOR COMPUTER DATA LINES SYSTEM CONTROL SOLENOID VALVE ASSEMBLY DATA ECM FUSE ENGINE CONTROL MODULE GM LAN HI SPD SER GRN WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE HI SPD SER DATA (-) 1 HOT AT ALL TIMES HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED IGN MODE IGNITION MODE SWITCH (W/ KEYLESS ACCESS) IGNITION SWITCH IMS MODE SW RETURN INSTRUMENT PANEL JUNCTION BLOCK KEY-IN IGNITION SWITCH LOW REF OFF OFF/ RUN/ CRANK/ VOLT P/N SIG PARK POSITION SWITCH PARK SOL SIG CTRL RED WIRE RELAY FUSED SPLY 1 RIGHT INSTRUMENT PANEL FUSE BLOCK RUN WIRE SEN SIG SEN SPLY VOLT STOP LAMP TRANSMISSION CONTROL MODULE TRANSMISSION INTERNAL MODE SWITCH TRANSMISSION SHIFT LEVER TRANSMISSION SHIFT LOCK CONTROL SOLENOID ACTUATOR UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLU WIRE W/ KEYLESS ACCESS W/O KEYLESS ACCESS WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE YEL WIRE YEL/WHT WIRE