Chevrolet Tahoe IV (2014-2021) low ref Wiring diagrams

AUDIO SIG + BATTERY POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLUETOOTH WIRELESS COMMUNICATION ANTENNA (WIRELESS INTERFACE) BRN WIRE CELL COAX COMPUTER DATA LINES SYSTEM DRAIN WIRE GMC/ CHEVROLET GPS/CELL GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/YEL WIRE INSTRUMENT PANEL COMPARTMENT USB RECEPTACLE INSTRUMENT PANEL JUNCTION BLOCK LOGIC USB RECEPTACLE LOW REF MOBILE TELEPHONE MICROPHONE NCA WIRE RED WIRE RED/GRN WIRE RED/VIO WIRE REMOTE MEDIA EJECT SIG SERIAL DATA SIG TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB VOICE LOW REF VOICE SIG W/ ONSTAR W/ REAR SEAT ENTERTAINMENT W/O REAR SEAT ENTERTAINMENT W/O FULL FEATURE CENTER W/O ONSTAR WHT WIRE WHT/GRN WIRE YEL WIRE

ACCESSORY VOLT ACTIVE SIG ANTENNA SIG 1 HI ANTENNA SIG 1 LO ANTENNA SIG 2 HI ANTENNA SIG 2 LO ANTENNA SIG 3 HI ANTENNA SIG 3 LO ANTENNA SIG LO BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/YEL WIRE CENTER CONSOLE FRONT KEYLESS ENTRY ANTENNA CENTER CONSOLE REAR KEYLESS ENTRY ANTENNA COMPUTER DATA LINES SYSTEM DRIVER DOOR HANDLE KEYLESS ENTRY ANTENNA DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER EXTERIOR DOOR HANDLE COURTESY LAMP DRIVER EXTERIOR DOOR HANDLE SWITCH DRV DOOR OPEN SW SIG DRV DR ANTENNA SIG HI DRV DR ANTENNA SIG LO DRV DR HANDLE SW SIG GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HOT AT ALL TIMES IGNITION MODE SWITCH INSTRUMENT PANEL JUNCTION BLOCK KEYLESS ENTRY CONTROL MODULE LEFT INSTRUMENT PANEL FUSE BLOCK LO SPD GMLAN SERIAL DATA LOCK SIG LOW REF LR DR HANDLE SW SIG ORG/ WIRE PASS DR ANTENNA SIG HI PASS DR ANTENNA SIG LO PASS DR HANDLE SW SIG PASSENGER DOOR HANDLE KEYLESS ENTRY ANTENNA PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE COURTESY LAMP PASSENGER EXTERIOR DOOR HANDLE SWITCH PASSIVE START SW SIG 2 PEPS/HVAC BATT FUSE POWER DISTRIBUTION SYSTEM REAR CLOSURE ANTENNA SIG HI REAR COMPARTMENT KEYLESS ENTRY ANTENNA REAR FASCIA KEYLESS ENTRY ANTENNA RED/YEL WIRE RLY 2 COIL CONTROL RR DR HANDLE SW SIG RUN/CRANK IGN 1 VOLT VIO WIRE VIO/BLK WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE

BATT POS VOLT BATTERY FUSE BLOCK BCM 1 FUSE BCM 2 FUSE BLK WIRE BLK/GRY WIRE BLU WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN/GRN WIRE BRN/GRY WIRE COIL SPLY VOLT COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY FLUID IND CTRL FRT WSW FUSE FT WIPER SW HI SIG FUSE 2 GMLAN SERIAL DATA - 1 GRN/BRN WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/GRN WIRE GRY/VIO WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK LEFT INSTRUMENT PANEL FUSE BLOCK LO PULSE LOGIC LOW REF MIST MOTOR PARK SW SIG NETWORK BUS 1 OFF POWER DISTRIBUTION SYSTEM PULSE RAIN SENSOR MODULE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK SERIAL DATA SPARE/RAIN SNSR FUSE TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK VIO WIRE WASHER RLY CTRL WASHER SW SIG WASHER SWITCH WHT WIRE WHT/BLK WIRE WHT/VIO WIRE WINDSHIELD WASHER FLUID LEVEL SWITCH WINDSHIELD WASHER PUMP WINDSHIELD WASHER PUMP RELAY WINDSHIELD WIPER MOTOR WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY WIPER SW HI SIG WIPER SW LO SIG WIPER SWITCH WPR FUSE YEL/BLU WIRE YEL/BRN WIRE

AIR CONDITIONING SYSTEM AMBIENT LIGHT SENS SIG AMBIENT LIGHT/SUNLOAD SENSOR (DEFROSTER DEFLECTOR) BATT POS VOLT BATT POS VOLT REAR LAMP FLASHER SIG FRONT FOG LAMP SW SIG HDLP SW ON SIG BATTERY FUSE BLOCK BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN WIRE BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM FOG LAMP RLY CTRL FOG LP FUSE FRONT FOG LAMP RELAY FTP FUSE 2 GMLAN SERIAL DATA - 1 GRN WIRE GRN/BRN WIRE GRN/GRY WIRE GROUND DISTRIBUTION SYSTEM GRY/BLU WIRE HDLP DIMMER SW HI BEAM SIG HDLP HI BEAM RLY CTRL HDLP LO BEAM RLY CTRL HDLP OFF SIG CTRL HDLP SW FLASH TO PASS SIG HDLP SW PARK LAMP SIG HEADLAMP HIGH BEAM RELAY HEADLAMP LOW BEAM RELAY HOT AT ALL TIMES HVAC CONTROL MODULE LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP BALLAST LEFT HEADLAMP MULTI-FUNCTION LED CONTROL MODULE LEFT HIGH BEAM HEADLAMP LEFT LOW BEAM HEADLAMP LEFT PARK/DAYTIME RUNNING LAMP LF DRL CTRL LH HDLP LOW BEAM CTRL LOW REF LT HID FUSE LT/RT HI BEAM FUSE NCA WIRE PARK BRAKE SW SIG POWER DISTRIBUTION SYSTEM PPL RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/YEL WIRE RF DRL CTRL RH HDLP LOW BEAM CTRL RT HID FUSE TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK W/ FLASHER HEADLAMP W/ HID W/ HID W/O HID W/ FLASHER HEADLAMP W/O FLASHER HEADLAMP WHT WIRE WHT/BLU WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE

ABS IND. AIR BAG IND AJAR SW SIG AJAR SW SIG 2 AMBIENT AIR TEMP SENS SIG AMBIENT AIR TEMPERATURE SENSOR BATT POS VOLT RUN/CRANK IGN 1 VOLT BATTERY CHARGE GAUGE BATTERY CHARGING IND BK LVDS BLK WIRE BLK/BLU WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/VIO WIRE BRAKE WARNING IND BRN/WHT WIRE COMPUTER DATA LINES SYSTEM COOLANT LEVEL IND CRUISE IND DRIVER INFORMATION CENTER DISPLAY DRL IND ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE GAUGE ENGINE OIL LEVEL GAUGE ENGINE OIL LEVEL IND ESC IND ESC OFF IND FORWARD COLLISION ALERT LED CTRL FRONT FOG LIGHT IND FUEL GAUGE FUEL IND GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE GRY/YEL WIRE HEAD-UP DISPLAY CIRCUIT HEAD-UP DISPLAY SIG HIGH BEAM IND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED ILLUMINATION INSTRUMENT CLUSTER INSTRUMENT PANEL JUNCTION BLOCK IPC FUSE IPC IGN/ SDM IGN FUSE KM/H IND LANE DEPARTURE WARNING LIGHT IND LEFT INSTRUMENT PANEL FUSE BLOCK LEFT REAR DOOR LATCH ASSEMBLY LEFT REAR WINDOW SWITCH LEFT TURN IND LIFTGATE CONTROL MODULE LIFTGATE LATCH ASSEMBLY LIGHTS ON IND LINEAR INTERCONNECT NETWORK BUS 12 LINEAR INTERCONNECT NETWORK BUS 12 LOGIC LOW REF LOW SPD GMLAN SERIAL DATA LOW WASHER FLUID IND CTRL AMBIENT AIR TEMP LOW REF MALFUNCTION IND MOST CONTROL MOST SERIAL DATA (+) MPH IND NAVIGATION SYSTEM NETWORK BUS 4 PARK BRAKE IND (IF EQUIPPED) PARK BRAKE SWITCH PARK LAMP IND POWER DISTRIBUTION SYSTEM RED/GRY WIRE REFLECTED LED DISPLAY DIMMING CTRL RIGHT TURN IND SEAT BELT 2 IND SEAT BELT IND SECURITY IND SERIAL DATA SERVICE PARK BRAKE IND SIGNAL GROUND SPEEDOMETER TACHOMETER TIRE PRESSURE MONITOR IND TRACTION CONTROL OFF IND TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE VIO/BLK WIRE WHT/GRN WIRE WHT/VIO WIRE WINDSHIELD WASHER FLUID LEVEL IND WIPER/WASHER SYSTEM

ACCESSORY VOLT ACTIVE SIG ANTENNA SIG 1 HI ANTENNA SIG 1 LO ANTENNA SIG 2 HI ANTENNA SIG 2 LO ANTENNA SIG 3 HI ANTENNA SIG 3 LO ANTENNA SIG LO BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/YEL WIRE CENTER CONSOLE FRONT KEYLESS ENTRY ANTENNA CENTER CONSOLE REAR KEYLESS ENTRY ANTENNA COMPUTER DATA LINES SYSTEM DRIVER DOOR HANDLE KEYLESS ENTRY ANTENNA DRIVER EXTERIOR DOOR HANDLE ASSEMBLY DRIVER EXTERIOR DOOR HANDLE COURTESY LAMP DRIVER EXTERIOR DOOR HANDLE SWITCH DRV DOOR OPEN SW SIG DRV DR ANTENNA SIG HI DRV DR ANTENNA SIG LO DRV DR HANDLE SW SIG GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HOT AT ALL TIMES IGNITION MODE SWITCH INSTRUMENT PANEL JUNCTION BLOCK KEYLESS ENTRY CONTROL MODULE LEFT INSTRUMENT PANEL FUSE BLOCK LO SPD GMLAN SERIAL DATA LOCK SIG LOW REF LR DR HANDLE SW SIG ORG/ WIRE PASS DR ANTENNA SIG HI PASS DR ANTENNA SIG LO PASS DR HANDLE SW SIG PASSENGER DOOR HANDLE KEYLESS ENTRY ANTENNA PASSENGER EXTERIOR DOOR HANDLE ASSEMBLY PASSENGER EXTERIOR DOOR HANDLE COURTESY LAMP PASSENGER EXTERIOR DOOR HANDLE SWITCH PASSIVE START SW SIG 2 PEPS/HVAC BATT FUSE POWER DISTRIBUTION SYSTEM REAR CLOSURE ANTENNA SIG HI REAR COMPARTMENT KEYLESS ENTRY ANTENNA REAR FASCIA KEYLESS ENTRY ANTENNA RED/YEL WIRE RLY 2 COIL CONTROL RR DR HANDLE SW SIG RUN/CRANK IGN 1 VOLT VIO WIRE VIO/BLK WIRE VIO/GRY WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/GRN WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/GRY WIRE

AUDIO SIG + BATTERY POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLUETOOTH WIRELESS COMMUNICATION ANTENNA (WIRELESS INTERFACE) BRN WIRE CELL COAX COMPUTER DATA LINES SYSTEM DRAIN WIRE GMC/ CHEVROLET GPS/CELL GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/YEL WIRE INSTRUMENT PANEL COMPARTMENT USB RECEPTACLE INSTRUMENT PANEL JUNCTION BLOCK LOGIC USB RECEPTACLE LOW REF MOBILE TELEPHONE MICROPHONE NCA WIRE RED WIRE RED/GRN WIRE RED/VIO WIRE REMOTE MEDIA EJECT SIG SERIAL DATA SIG USB VOICE LOW REF VOICE SIG W/ ONSTAR W/ REAR SEAT ENTERTAINMENT W/O REAR SEAT ENTERTAINMENT W/O FULL FEATURE CENTER W/O ONSTAR WHT WIRE WHT/GRN WIRE YEL WIRE

AUDIO SIG + BATTERY POSITIVE VOLT BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLUETOOTH WIRELESS COMMUNICATION ANTENNA (WIRELESS INTERFACE) CELL COAX COMPUTER DATA LINES SYSTEM DRAIN WIRE GMC/ CHEVROLET GPS/CELL GRN WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/YEL WIRE INSTRUMENT PANEL COMPARTMENT USB RECEPTACLE INSTRUMENT PANEL JUNCTION BLOCK LOGIC LOW REF MOBILE TELEPHONE MICROPHONE NCA WIRE RED WIRE RED/GRN WIRE RED/VIO WIRE REMOTE MEDIA EJECT SIG SERIAL DATA SIG TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB USB RECEPTACLE VOICE LOW REF VOICE SIG W/ ONSTAR W/ REAR SEAT ENTERTAINMENT W/O REAR SEAT ENTERTAINMENT W/O FULL FEATURE CENTER W/O ONSTAR WHT WIRE WHT/GRN WIRE YEL WIRE

1-VT 2 PU 2-BU 2-VT BATT POS VOLT BATTERY POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLU WIRE BLU/GRN WIRE CAMERA SIGNAL 2 CELLULAR PHONE NAVIGATION, DIGITAL RADIO ANTENNA COAX COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM ENABLE SIG GMLAN SERIAL DATA (+) 9 GPS GPS/CELL GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES HUMAN MACHINE INTERFACE CONTROL MODULE (BELOW PASSENGER'S AIR BAG) LO SPD GMLAN SER DATA LOW REF LVDS MICROPHONE/AUDIO MOST CONTROL MOST SER DATA (+) MOST SERIAL DATA (+) NAVIGATION ANTENNA SIGNAL SPLITTER NAVIGATION DISPLAY SIG NAVIGATION SYSTEM NETWORK BUS 5 RED WIRE RED/GRN WIRE RED/VIO WIRE REMOTE MEDIA EJECT SIG RIGHT INSTRUMENT PANEL FUSE BLOCK RSE FUSE SOUND SYSTEMS USB USB SERIAL DATA VIDEO SYSTEM CIRCUIT W/ ONSTAR W/O ONSTAR WHT/BLU WIRE WHT/GRN WIRE WHT/VIO WIRE

5 VOLT REF APPLY SIG AUXILIARY CHASSIS CONTROL MODULE BATT POS VOLT BLK WIRE BLK/BRN WIRE BLU WIRE BLU/RED WIRE BRK CTRL SIG BRK ENABLE SIG BRN WIRE ECM IGN FUSE GAIN SIG GRN/BLK WIRE GRN/VIO WIRE GROUND HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED ICCM FUSE IGNITION 1 VOLT INSTRUMENT PANEL JUNCTION BLOCK LIN SERIAL DATA BUS 14 LOW REF POWER DISTRIBUTION SYSTEM RED/GRN WIRE RED/WHT WIRE SPLY VOLT TRAILER BRAKE CONTROL SWITCH TRAILER BRAKE POWER CONTROL MODULE TRLR BRK FUSE UNDERHOOD FUSE BLOCK VIO/GRN WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE