Chevrolet Tahoe IV (2014-2021) sound systems Wiring diagrams

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/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

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/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

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

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

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

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

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

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

ABSOLUTE PRESS SENS SIG AIR CONDITIONING SYSTEM AIR FLOW SENS SIG AIR TEMP SENS SIG AMBIENT SENS LO REF BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CHARGE INDICATOR CTRL DUTY CYCLE SIG ENGINE CONTROL MODULE ENGINE OIL LEVEL SWITCH FUEL PRESSURE/TEMPERATURE SENSOR GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/RED WIRE GRY/WHT WIRE HI INPUT SIG HI SIG BANK 1 SENS (1) HI SIG BANK 1 SENS (2) HI SIG BANK 2 SENS 1 HI SIG BANK 2 SENS 2 HUMIDITY SENS SIG KNOCK SENS LO REF 1 KNOCK SENS LO REF 2 KNOCK SENS SIG 1 KNOCK SENS SIG 2 KNOCK SENSOR #2 KNOCK SENSOR 1 LO CTRL BANK 1 SENS (1) LO CTRL BANK 1 SENS (2) LO CTRL BANK 2 SENS 1 LO CTRL BANK 2 SENS 2 LO REF LO SIG BANK 1 SENS 1 LO SIG BANK 1 SENS 2 LO SIG BANK 2 SENS 1 LO SIG BANK 2 SENS 2 LOGIC LOW REF MANIFOLD ABSOLUTE PRESSURE SENSOR OIL PUMP COMMAND SIG OIL LEVEL SW SIG PARK/NEUTRAL SIG (1) PURGE SOLENOID CTRL REPLICATED SIG SIG GND SOUND SYSTEMS STARTING/CHARGING SYSTEM THROTTLE BODY (FRONT OF INTAKE MANIFOLD) THROTTLE CTRL CLOSE THROTTLE CTRL OPEN THROTTLE SENS LOW REF THROTTLE SENS SIG TRANSMISSIONS SYSTEM VEH SPD SENS LO REF VEH SPD SENS SIG VEHICLE SPEED SENSOR VIO WIRE VIO/BLU WIRE VIO/GRN WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/WHT WIRE