Chevrolet Tahoe IV (2014-2021) nca Wiring diagrams

AUX VIDEO HI SIG AUX VIDEO LO SIG BATT POS VOLT BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CAMERA CAMERA LOW REF CAMERA REAR VISION SIG (-) CAMERA SIG 2 CAMERA SPLY VOLT COMPUTER DATA LINES SYSTEM FRONT VIEW CAMERA GRILLE (CENTER OF FRONT GRILLE) GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES HUMAN MACHINE INTERFACE CONTROL MODULE HUMAN MACHINE INTERFACE CONTROL MODULE BYPASS MODULE LEFT INSTRUMENT PANEL FUSE BLOCK LEFT OUTSIDE REAR VIEW MIRROR LEFT SIDE VIEW CAMERA LOW SPD GMLAN SERIAL DATA LT SIDE VISION CAMERA VIDEO SIG (-) NCA WIRE PNK WIRE REAR VIEW CAMERA (OUTSIDE OF LIFTGATE) RED WIRE RED/VIO WIRE RIGHT OUTSIDE REAR VIEW MIRROR RIGHT SIDE VIEW CAMERA RT SIDE VISION CAMERA VIDEO SIG (-) SIG (2) SIG GND VIDEO PROCESSING CONTROL MODULE (LEFT SIDE OF DASH) VIO/GRN WIRE VPM FUSE WHT WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE

AIR SUSPENSION COMPRESSOR AIR SUSPENSION PRESSURE SENSOR BATT POS VOLT BLK WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BODY CONTROL MODULE (LOWER LEFT SIDE OF DASH) BRN WIRE BRN/VIO WIRE COMPUTER DATA LINES SYSTEM DRIVER MODE SW SIG DRIVER MODE SWITCH HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES LEFT FRONT SHOCK ABSORBER ACTUATOR LEFT REAR SHOCK ABSORBER ACTUATOR LOGIC INSTRUMENT PANEL MULTI-FUNCTION SWITCH 1 NCA WIRE RED/GRN WIRE RIGHT FRONT SHOCK ABSORBER ACTUATOR RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT REAR SHOCK ABSORBER ACTUATOR RSE FUSE VEHICLE LEVEL CONTROL SOLENOID VALVE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/VIO WIRE YEL WIRE YEL/GRN WIRE

AM/FM AUX AUDIO COMMON SIG AUX AUDIO SCREEN (2) AUX DETECTION SIG BATT POS VOLT BK AM/FM BLK WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BRN/BLU WIRE COAX COMPUTER DATA LINES SYSTEM CU HD/XM FM/RFR GMLAN SERIAL DATA GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRY WIRE GRY/GRN WIRE GRY/VIO WIRE LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LF SPEAKER (+) (1) LH AUX AUDIO SIG (2) LR SPEAKER (+) MOST CONTROL MOST SERIAL DATA (+) NCA WIRE NETWORK BUS 10 RADIO RED/VIO WIRE REMOTE CONTROL DOOR LOCK RECEIVER RF SPEAKER (+) (1) RFR RH AUX AUDIO SIG (2) RIGHT QUARTER WINDOW ANTENNA RR SPEAKER (+) VIO WIRE VOICE LO REF VOICE SIG W/O FULL FEATURE CENTER WHT WIRE WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLK WIRE

AUXILIARY AUDIO INPUT BLK WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE COAX GRN WIRE GRY WIRE HOT AT ALL TIMES LOGIC NCA WIRE RDO FUSE RED/VIO WIRE RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER USB USB/OBS DET FUSE VIO WIRE WHT WIRE X-BK BK YEL WIRE YEL/BLK WIRE

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

AMP FUSE AUDIO AMPLIFIER (LEFT REAR QUARTER PANEL TRIM) BATTERY POSITIVE VOLTAGE SUBWOOFER SPEAKER (-) RF SPEAKER SIGNAL (-) (1) 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 GROUND 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) LF SPEAKER SIGNAL (-) (1) 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

BATT POS VOLT BLK WIRE BLK/YEL WIRE BRN/GRN WIRE BUS 12 COMPUTER DATA LINES SYSTEM DOWN GMC/ CHEVROLET GRN WIRE GRN/BLK WIRE GROUND HANG-UP SIG HOT AT ALL TIMES LEFT FRONT DOOR SPEAKER LEFT REAR TRIM PANEL SPEAKER LEFT STEERING WHEEL CONTROLS SWITCH LOGIC RIGHT STEERING WHEEL CONTROLS SWITCH NCA WIRE NETWORK RECOGNITION RED/YEL WIRE RIGHT RIGHT FRONT DOOR SPEAKER RIGHT FRONT DOOR TWEETER SPEAKER RIGHT FRONT DOOR WOOFER SPEAKER RIGHT INSTRUMENT PANEL FUSE BLOCK RIGHT REAR TRIM PANEL SPEAKER SEEK DOWN SEEK UP SEL SIG STEERING WHEEL AIR BAG COIL SWC FUSE UP LEFT VIO WIRE VIO/BRN WIRE VOICE VOL (-) WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY WIRE

AMP FUSE AUDIO AMPLIFIER (LEFT REAR QUARTER PANEL TRIM) BATTERY POSITIVE VOLTAGE 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 GROUND 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) LF SPEAKER SIGNAL (-) (1) 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) BATTERY POSITIVE VOLTAGE SUBWOOFER SPEAKER (-) RF SPEAKER SIGNAL (-) (1) 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 GROUND 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) LF SPEAKER SIGNAL (-) (1) 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 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

BACK UP LAMP CTRL BLK WIRE BLU/YEL WIRE CAMERA LOW REF CAMERA SIG 2 GRN/WHT WIRE GRY/YEL WIRE HOT W/ IGNITION MAIN RELAY ENERGIZED HUMAN MACHINE INTERFACE CONTROL MODULE HUMAN MACHINE INTERFACE CONTROL MODULE BYPASS MODULE IGN LEFT INSTRUMENT PANEL FUSE BLOCK MISC RUN/ CRNK FUSE NCA WIRE REAR VIEW CAMERA (OUTSIDE OF LIFTGATE) SIG (2) VIO/GRN WIRE WHT/BLU WIRE