Chevrolet Silverado T1XX (2019-2022) serial data 2 Wiring diagrams

AUDIO LOW REF AUDIO SIG + AUXILIARY AUDIO INPUT BATT POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BN COAX CELL CELL/GPS COAX COMPUTER DATA LINES SYSTEM GND SIG GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT FRONT MOBILE TELEPHONE MICROPHONE LOGIC LOW REF LVDS MICROPHONE SIG NCA WIRE POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK SERIAL DATA (+)9 SER DATA COMM ENABLE SERIAL DATA (-) 9 SERIAL DATA 2 TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB USB RECEPTACLE VIO/YEL WIRE VT COAX W/ ONSTAR W/O ONSTAR WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

AUDIO AMPLIFIER (UNDER REAR OF CENTER CONSOLE) BATT POS VOLT BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BRN/BLK WIRE BRN/BLU WIRE COMPUTER DATA LINES SYSTEM ETHERNET BUS 6 (-) GRN WIRE GRN/BLK WIRE GRY/BLK WIRE GRY/GRN WIRE HOT AT ALL TIMES LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL FUSE BLOCK LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LEFT/REAR SUBWOOFER SPKR (-) LOW REF LEFT/REAR SUBWOOFER SPKR CTRL (+) LF SPKR LF SPKR 1 (-) LF SPKR SIG (-) (1) LR SPKR NCA WIRE RED/YEL WIRE RF SPKR RF SPKR 1 (-) RF SPKR SIG (-) (1) RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RR SPKR SERIAL DATA 2 SUBWOOFER SPEAKER WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE

1 PU 2 PU AUDIO LO REF AUDIO SIG + BACK BACK- WARD BATTERY POS VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BN COAX CELL CELL/GPS CELLULAR PHONE NAVIGATION, DIGITAL RADIO ANTENNA COAX COMPUTER DATA LINES SYSTEM FRONT WARD GND SIG GRN/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE HOME HOT AT ALL TIMES LEFT FRONT MOBILE TELEPHONE MICROPHONE LO REF LOGIC LVDS MICROPHONE (-) LOW REF MICROPHONE SIG MUTE NCA WIRE POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK SERIAL DATA SERIAL DATA (-) 9 SERIAL DATA (-) 9 SERIAL DATA (+) 9 SERIAL DATA 2 TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB VIO/YEL WIRE W/ ONSTAR W/ REAR HEATED SEATS W/O ONSTAR WHT/BLU WIRE WHT/GRN WIRE

AUDIO LOW REF AUDIO SIG + AUXILIARY AUDIO INPUT BATT POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE CELL VT COAX CELL/GPS BN COAX COAX COMPUTER DATA LINES SYSTEM GND SIG GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT FRONT MOBILE TELEPHONE MICROPHONE LOGIC LOW REF LVDS MICROPHONE SIG NCA WIRE POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK SERIAL DATA (+)9 SERIAL DATA COMMUNICATION ENABLE SERIAL DATA (-) 9 SERIAL DATA 2 TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB USB RECEPTACLE VIO/YEL WIRE W/ DIGITAL AUDIO SYSTEM W/ ONSTAR WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

AUDIO AMPLIFIER (ON REAR WALL OF PASSENGER COMPT) BATT POS VOLT BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BRN/BLK WIRE BRN/BLU WIRE COAX COMPUTER DATA LINES SYSTEM ETHERNET BUS 6 (-) GND 27 GRN WIRE GRN/BLK WIRE GRY/BLK WIRE GRY/GRN WIRE HOT AT ALL TIMES LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL FUSE BLOCK LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LEFT/REAR SUBWOOFER SPKR (-) LOW REF LEFT/REAR SUBWOOFER SPKR CTRL (+) LF SPKR LF SPKR 1 (-) LR SPKR NCA WIRE RED/YEL WIRE RF SPKR RF SPKR 1 (-) RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RR SPKR SERIAL DATA 2 SUBWOOFER SPEAKER WHT WIRE WHT/YEL WIRE WLAN WIRELESS COMMUNICATION ANTENNA YEL WIRE YEL/BLK WIRE

1-RD 2-RD AUDIO LOW REF AUDIO SIG + AUXILIARY AUDIO INPUT BATT POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE CELL VT COAX CELL/GPS BN COAX CELLULAR PHONE NAVIGATION, DIGITAL RADIO ANTENNA COAX COMPUTER DATA LINES SYSTEM GND SIG GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT FRONT MOBILE TELEPHONE MICROPHONE LOGIC LOW REF LVDS MICROPHONE SIG NCA WIRE POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK SERIAL DATA (+)9 SERIAL DATA COMMUNICATION SERIAL DATA (-) 9 SERIAL DATA 2 TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB USB RECEPTACLE VIO/YEL WIRE W/ DIGITAL AUDIO SYSTEM W/ ONSTAR WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

AUDIO LOW REF AUDIO SIG + AUXILIARY AUDIO INPUT BATT POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BN CELL/GPS COAX COAX COMPUTER DATA LINES SYSTEM GND SIG GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT FRONT MOBILE TELEPHONE MICROPHONE LOGIC LOW REF LVDS MICROPHONE SIG NCA WIRE POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK SERIAL DATA (+)9 SERIAL DATA COMMUNICATION ENABLE SERIAL DATA (-) 9 SERIAL DATA 2 TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB USB RECEPTACLE VIO/YEL WIRE VT CELL COAX W/ DIGITAL AUDIO SYSTEM W/ ONSTAR WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

AUDIO AMPLIFIER (ON REAR WALL OF PASSENGER COMPT) BATT POS VOLT BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/VIO WIRE BRN/BLK WIRE BRN/BLU WIRE COAX COMPUTER DATA LINES SYSTEM ETHERNET BUS 6 (-) GND 27 GRN WIRE GRN/BLK WIRE GRY/BLK WIRE GRY/GRN WIRE HOT AT ALL TIMES LEFT FRONT DOOR SPEAKER LEFT INSTRUMENT PANEL FUSE BLOCK LEFT INSTRUMENT PANEL SPEAKER LEFT REAR DOOR SPEAKER LEFT/REAR SUBWOOFER SPKR CTRL (+) LF SPKR LF SPKR 1 (-) LR SPKR NCA WIRE RED/YEL WIRE RF SPKR RF SPKR (-) 1 LEFT/REAR SUBWOOFER SPKR (-) LOW REF RF SPKR 1 (-) RIGHT FRONT DOOR SPEAKER RIGHT INSTRUMENT PANEL SPEAKER RIGHT REAR DOOR SPEAKER RR SPKR SERIAL DATA 2 SUBWOOFER SPEAKER WHT WIRE WHT/YEL WIRE WLAN WIRELESS COMMUNICATION ANTENNA YEL WIRE YEL/BLK WIRE

1-RD 2-RD AUDIO LOW REF AUDIO SIG + AUXILIARY AUDIO INPUT BATT POSITIVE VOLT BLK WIRE BLK/BRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BN CELL/GPS COAX CELLULAR PHONE NAVIGATION, DIGITAL RADIO ANTENNA COAX COMPUTER DATA LINES SYSTEM GND SIG GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT FRONT MOBILE TELEPHONE MICROPHONE LOGIC LOW REF LVDS MICROPHONE SIG NCA WIRE POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK SERIAL DATA (+)9 SERIAL DATA COMMUNICATION SERIAL DATA (-) 9 SERIAL DATA 2 TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE USB USB RECEPTACLE VIO/YEL WIRE VT CELL COAX W/ DIGITAL AUDIO SYSTEM W/ ONSTAR WHT/BLU WIRE WHT/GRN WIRE YEL WIRE

BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BODY CONTROL MODULE (UNDER LEFT SIDE OF DASH) BRN/GRN WIRE BRN/GRY WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY GRY WIRE GRY/GRN WIRE GRY/VIO WIRE HI LO HOT AT ALL TIMES INSTRUMENT CLUSTER LO WASHER FLUID IND CTRL LOGIC LOW REF MIST MIST HI OFF LO INT INT MTR PARK SW SIG OFF RED WIRE RED/BRN WIRE RED/WHT WIRE RIGHT INSTRUMENT PANEL FUSE BLOCK SERIAL DATA (-) (1) SERIAL DATA 2 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 MTR RLY COIL SUPPLY VOLT WINDSHIELD WIPER RELAY WINDSHIELD WIPER SPEED CONTROL RELAY WINDSHIELD WIPER SW HI SIG WIPER SW HI SIG WIPER SW LOW SIG WIPER SWITCH YEL/BLU WIRE YEL/BRN WIRE