Chevrolet Tahoe IV (2014-2021) (left of engine compt) Wiring diagrams

5.3L, 6.2L 5.3L, 6.2L 6.0L 6.0L 6.0L 6.0L AHA RVC FUSE BATTERY BATTERY CURRENT SENSOR BATTERY FUSE BLOCK BLK WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/VIO WIRE BODY CONTROL MODULE BRN WIRE CHARGE IND CHARGE IND CTRL COMPUTER DATA LINES SYSTEM CURRENT SENS LOW REF CURRENT SENS SIG CURRENT SENS SPLY VOLT DRIVER INFORMATION CENTER DISPLAY ECM/TCM FUSE ENGINE CONTROL MODULE FUSE 2 GENERATOR GENERATOR FIELD DUTY CYCLE SIG GRN WIRE GRY WIRE GRY/VIO WIRE HI SPD GMLAN SRL DATA (-) (1) HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK IPC IGN/ SDM IGN FUSE LEFT INSTRUMENT PANEL FUSE BLOCK LOGIC MOST SERIAL DATA (+) POWER DISTRIBUTION SYSTEM RED WIRE RED/BRN WIRE RED/YEL WIRE RUN/CRANK IGN 1 VOLT UNDERHOOD FUSE BLOCK VIO WIRE VIO/BLK WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE

5.3L, 6.2L 6.0L ACTUATOR CTRL ACTUATOR LOW REF ACTUATOR RECEIVE SIG ACTUATOR TRANSMIT SIG B+ VOLT BATT POS VOLT BCM 5 FUSE BEAM RELAY CTRL BLK WIRE BLU WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CONTENT THEFT DETERRENT SENSOR MODULE DATA BUS 1 DOOR LOCK CTRL ENGINE CONTROL MODULE GLBX FUSE GLOVE BOX DOOR GLOVE BOX DOOR RELEASE SIG GLOVE BOX) GRN/BRN WIRE GRN/WHT WIRE GRY WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HOOD HOOD AJAR SW SIG HOOD AJAR SWITCH HOOD AJAR SWITCH (INTEGRAL TO HOOD LATCH) HORN RELAY CTRL HORNS SYSTEM HOT AT ALL TIMES IND DIMMING CTRL INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR RELAY INSTRUMENT PANEL MULTI-FUNCTION SWITCH 2 LEFT INSTRUMENT PANEL FUSE BLOCK LIN SERIAL DATA LOCK SIGNAL LOGIC NCA WIRE OVERHEAD CONSOLE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RELEASE SIG RIGHT INSTRUMENT PANEL FUSE BLOCK RSE FUSE SECURITY IND CTRL SERIAL DATA (-) (1) SW DISABLE SIG SW LED CTRL SW SIG ULTRASONIC INTRUSION SENSOR 1 ULTRASONIC INTRUSION SENSOR 2 ULTRASONIC INTRUSION SENSOR 3 UNLOCK SIGNAL VIO/BLK WIRE WHT WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

5.3L, 6.2L 6.0L CADILLAC ACTUATOR CTRL ACTUATOR LOW REF ACTUATOR RECEIVE SIG ACTUATOR TRANSMIT SIG BLK WIRE BLK/WHT WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COAX COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE FM/RFR GRN/WHT WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/VIO WIRE GRY/WHT WIRE HOOD AJAR SWITCH HOOD OPEN SW SIG HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK IPC IGN/ SDM IGN FUSE LEFT INSTRUMENT PANEL FUSE BLOCK LOGIC MOST MOST SERIAL SERIAL DATA (+) DATA (-) PASSENGER DOOR LOCK SWITCH RADIO ANTENNA RADIO ANTENNA AMPLIFIER REFR REMOTE CONTROL DOOR LOCK RECEIVER RFR RUN/CRANK IGN 1 VOLT SECURITY IND SIG GND VIO/BLK WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/VIO WIRE

ANTENNA BATT POSITIVE VOLT BCM 3 FUSE BLK WIRE BLU WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/GRN WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE GMLAN SERIAL DATA GRN/GRY WIRE GRN/VIO WIRE GRY/BLK WIRE GRY/GRN WIRE HOOD HOOD AJAR SW SIG HOOD AJAR SWITCH HOT AT ALL TIMES IMMOBILIZER CONTROL MODULE IMMOBILIZER RETURN IMMOBILIZER SPLY VOLT INSTRUMENT CLUSTER LEFT INSTRUMENT PANEL FUSE BLOCK LIN BUS 11 LO SPD GMLAN SERIAL DATA 2 LOGIC RED/GRY WIRE RETURN SECURITY INDICATOR SPLY VOLT SW SIG W/ KEYLESS ENGINE START SWITCH 5.3L, 6.2L 6.0L WHT WIRE YEL WIRE

5.3L, 6.2L 6.0L ACTUATOR CTRL ACTUATOR LOW REF ACTUATOR RECEIVE SIG ACTUATOR TRANSMIT SIG B+ VOLT BATT POS VOLT BCM 5 FUSE BEAM RELAY CTRL BLK WIRE BLU WIRE BLU/WHT WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/GRN WIRE BRN/GRY WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CONTENT THEFT DETERRENT SENSOR MODULE DATA BUS 1 DOOR LOCK CTRL ENGINE CONTROL MODULE GLBX FUSE GLOVE BOX DOOR GLOVE BOX DOOR RELEASE SIG GLOVE BOX) GRN/BRN WIRE GRN/WHT WIRE GRY WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HOOD HOOD AJAR SW SIG HOOD AJAR SWITCH HOOD AJAR SWITCH (INTEGRAL TO HOOD LATCH) HORN RELAY CTRL HORNS SYSTEM HOT AT ALL TIMES IND DIMMING CTRL INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR INSTRUMENT PANEL COMPARTMENT DOOR UNLATCH ACTUATOR RELAY INSTRUMENT PANEL MULTI-FUNCTION SWITCH 2 LEFT INSTRUMENT PANEL FUSE BLOCK LIN SERIAL DATA LOCK SIGNAL LOGIC NCA WIRE OVERHEAD CONSOLE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RELEASE SIG RIGHT INSTRUMENT PANEL FUSE BLOCK RSE FUSE SECURITY IND CTRL SERIAL DATA (-) (1) SW DISABLE SIG SW LED CTRL SW SIG ULTRASONIC INTRUSION SENSOR 1 ULTRASONIC INTRUSION SENSOR 2 ULTRASONIC INTRUSION SENSOR 3 UNLOCK SIGNAL VIO/BLK WIRE WHT WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

5.3L, 6.2L 6.0L CADILLAC ACTUATOR CTRL ACTUATOR LOW REF ACTUATOR RECEIVE SIG ACTUATOR TRANSMIT SIG BLK WIRE BLK/WHT WIRE BLU/VIO WIRE BLU/WHT WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COAX COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROL MODULE FM/RFR GRN/WHT WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/VIO WIRE GRY/WHT WIRE HOOD AJAR SWITCH HOOD OPEN SW SIG HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK IPC IGN/ SDM IGN FUSE LEFT INSTRUMENT PANEL FUSE BLOCK LOGIC MOST MOST SERIAL SERIAL DATA (+) DATA (-) PASSENGER DOOR LOCK SWITCH RADIO ANTENNA RADIO ANTENNA AMPLIFIER REFR REMOTE CONTROL DOOR LOCK RECEIVER RFR RUN/CRANK IGN 1 VOLT SECURITY IND SIG GND VIO/BLK WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/VIO 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 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 SIGNAL (-) (1) GROUND LO SPD GMLAN SERIAL DATA 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 (+) (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 VIO/BLU WIRE VIO/BRN WIRE W/O FRONT COMPARTMENT CONSOLE W/ FRONT COMPARTMENT CONSOLE WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRY 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

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