Buick Regal VI (2017-2020) left radio antenna amplifier Wiring diagrams

1-BK 2-BK AM/FM BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE BRN/VIO WIRE COAX COMPUTER DATA LINES SYSTEM FUSE 20 GRN WIRE GRN/GRY WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/YEL WIRE HATCHBACK HI SPD GMLAN HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT RADIO ANTENNA AMPLIFIER MUTE RADIO ANTENNA AMPLIFIER REAR END SPOILER ANTENNA REAR WINDOW ANTENNA RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE RESISTOR SIG 1 RIGHT RADIO ANTENNA AMPLIFIER RIGHT STEERING WHEEL CONTROLS SWITCH (ONE COLOR GRAPHIC) SEEK DOWN SEEK UP SERIAL DATA (-) (1) SOURCE STEERING WHEEL AIR BAG COIL STEERING WHEEL) VIO WIRE VIO/YEL WIRE VOICE VOLUME DOWN VOLUME UP WAGON WHT WIRE WHT/RED WIRE YEL WIRE

1-BK 2-BK AM/FM BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE COAX COMPUTER DATA LINES SYSTEM FUSE 20 GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/YEL WIRE HATCHBACK HATCHBACK COAX HI SPD GMLAN HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT RADIO ANTENNA AMPLIFIER MUTE RADIO ANTENNA AMPLIFIER REAR END SPOILER ANTENNA REAR WINDOW ANTENNA RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE RESISTOR SIG 1 RIGHT RADIO ANTENNA AMPLIFIER RIGHT STEERING WHEEL CONTROLS SWITCH (ONE COLOR GRAPHIC) SEEK DOWN SEEK UP SERIAL DATA (-) (1) SOURCE STEERING WHEEL AIR BAG COIL STEERING WHEEL) VIO WIRE VIO/YEL WIRE VOICE VOLUME DOWN VOLUME UP WAGON WHT WIRE WHT/RED WIRE YEL WIRE

1-BK 2-BK AM/FM BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE COAX COMPUTER DATA LINES SYSTEM FUSE 20 GRN WIRE GRN/GRY WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/YEL WIRE HATCHBACK HI SPD GMLAN HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT RADIO ANTENNA AMPLIFIER MUTE RADIO ANTENNA AMPLIFIER REAR END SPOILER ANTENNA REAR WINDOW ANTENNA RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE RESISTOR SIG 1 RIGHT RADIO ANTENNA AMPLIFIER RIGHT STEERING WHEEL CONTROLS SWITCH (ONE COLOR GRAPHIC) SEEK DOWN SEEK UP SERIAL DATA (-) (1) SOURCE STEERING WHEEL AIR BAG COIL STEERING WHEEL) VIO WIRE VIO/YEL WIRE VOICE VOLUME DOWN VOLUME UP WAGON WAGON COAX WHT WIRE WHT/RED WIRE YEL WIRE

1-BK 1-YE 2-BK AM/FM AM/FM/DAB BATT POS VOLT BLK WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COAX COMPUTER DATA LINES SYSTEM GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GRN/YEL WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BRN WIRE HATCHBACK HATCHBACK/ WAGON HI SPD GMLAN LEFT QUARTER WINDOW ANTENNA LEFT RADIO ANTENNA AMPLIFIER MUTE REAR END SPOILER ANTENNA REAR WINDOW ANTENNA RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE RESISTOR SIG 1 RIGHT RADIO ANTENNA AMPLIFIER RIGHT STEERING WHEEL CONTROLS SWITCH (ONE COLOR GRAPHIC) SEEK DOWN SERIAL DATA (-) (1) SOURCE VOICE STEERING WHEEL AIR BAG COIL STEERING WHEEL) VIO WIRE VOLUME SEEK DOWN UP VOLUME UP WAGON WHT WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

1-BK 1-YE 2-BK AM/FM AM/FM/DAB BATT POS VOLT BLK WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE BRN/BLU WIRE COAX COMPUTER DATA LINES SYSTEM FUSE 20 GRN WIRE GRN/BLK WIRE GRN/GRY WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BRN WIRE HATCHBACK HATCHBACK/ WAGON HI SPD GMLAN HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT QUARTER WINDOW ANTENNA LEFT RADIO ANTENNA AMPLIFIER MUTE REAR END SPOILER ANTENNA REAR WINDOW ANTENNA RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE RESISTOR SIG 1 RIGHT RADIO ANTENNA AMPLIFIER RIGHT STEERING WHEEL CONTROLS SWITCH (ONE COLOR GRAPHIC) SEEK DOWN SEEK UP SERIAL DATA (-) (1) SOURCE STEERING WHEEL AIR BAG COIL STEERING WHEEL) VIO WIRE VOICE VOLUME DOWN VOLUME UP WAGON WHT WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

1-BK 1-YE 2-BK AM/FM AM/FM/DAB BATT POS VOLT BLK WIRE BLK/YEL WIRE BLU WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE COAX COMPUTER DATA LINES SYSTEM GRN WIRE GRN/GRY WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BRN WIRE HATCHBACK HATCHBACK/ WAGON HI SPD GMLAN LEFT QUARTER WINDOW ANTENNA LEFT RADIO ANTENNA AMPLIFIER MUTE REAR END SPOILER ANTENNA REAR WINDOW ANTENNA RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE RESISTOR SIG 1 RIGHT RADIO ANTENNA AMPLIFIER RIGHT STEERING WHEEL CONTROLS SWITCH (ONE COLOR GRAPHIC) SEEK DOWN SEEK UP SERIAL DATA (-) (1) SOURCE VOICE STEERING WHEEL AIR BAG COIL STEERING WHEEL) VIO WIRE VOLUME DOWN VOLUME UP WAGON WHT WIRE WHT/RED WIRE YEL WIRE

1-BK 1-YE AM/FM AM/FM/DAB BACKUP LAMP CTRL BK COAX INFOTAINMENT DISPLAY SIG BK LVDS INFOTAINMENT DISPLAY SIG BK USB USB SERIAL DATA BLK WIRE BLK/GRN WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/RED WIRE BRN/WHT WIRE COAX COAX CU USB SERIAL DATA COMPUTER DATA LINES SYSTEM CPS REPLICATED SIG ENGINE CONTROL MODULE ETHERNET BUS 4 (-) FUSE 35 FUSE 42 GMLAN SERIAL DATA 2 GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/WHT WIRE HATCHBACK HATCHBACK/ WAGON HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED INFOTAINMENT REG CTRL INSTRUMENT PANEL FUSE BLOCK LEFT RADIO ANTENNA AMPLIFIER LR SPEAKER SIG (-) LVDS NAVIGATION DISPLAY CTRL NAVIGATION SYSTEM NCA WIRE RADIO RADIO ANTENNA AMPLIFIER RADIO BACKLIGHT CTRL RADIO KEYPAD BUTTON SIG RADIO KEYPAD CTRL RADIO KEYPAD POWER SIG RADIO LOW REF RADIO VOLUME DOWN SIG RADIO VOLUME UP SIG REAR END SPOILER ANTENNA REAR ROOF ANTENNA REAR VIEW CAMERA CIRCUIT REAR WINDOW ANTENNA RED/VIO WIRE TOUCH REQUEST SIG USB VIO/BLU WIRE VIO/WHT WIRE VOICE REF WAGON YE COAX DISPLAY SIG

1-BK 2-BK AM/FM BATT POS VOLT BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE BRN/VIO WIRE COAX COMPUTER DATA LINES SYSTEM FUSE 20 GRN WIRE GRN/GRY WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/YEL WIRE HATCHBACK HI SPD GMLAN HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK LEFT RADIO ANTENNA AMPLIFIER MUTE RADIO ANTENNA AMPLIFIER REAR END SPOILER ANTENNA REAR WINDOW ANTENNA RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE RESISTOR SIG 1 RIGHT RADIO ANTENNA AMPLIFIER RIGHT STEERING WHEEL CONTROLS SWITCH (ONE COLOR GRAPHIC) SEEK DOWN SEEK UP SERIAL DATA (-) (1) SOURCE STEERING WHEEL AIR BAG COIL STEERING WHEEL) VIO WIRE VIO/YEL WIRE VOICE VOLUME DOWN VOLUME UP WAGON WAGON COAX WHT WIRE WHT/RED WIRE YEL WIRE

1-BK 1-YE AM/FM AM/FM/DAB AUDIO LOW REF AUDIO SIG + BATT POS VOLT BK COAX AM/FM ANTENNA SIG BK LVDS INFOTAINMENT DISPLAY SIG BK USB USB SERIAL DATA BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE BRN/BLU WIRE BRN/WHT WIRE CAMERA SIG 2 COAX COAX CU XM/HD COMM SIG COMPUTER DATA LINES SYSTEM DET SIG DIM SIG DISPLAY RESET SIG DOWN SIG DOWN UP FUSE 20 FUSE 35 FUSE 42 GMLAN SERIAL DATA GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HATCHBACK HI SPD GMLAN HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED INFORTAINMENT REGULATED CTRL INSTRUMENT PANEL FUSE BLOCK LCD DIMMING SIG LEFT RADIO ANTENNA AMPLIFIER LF SPEAKER (-) CTRL 1 LH RR SPEAKER CTRL (+) LH RR SPEAKER SIG (-) LT AUD SIG 2 LVDS NAVIGATION SYSTEM NCA WIRE ON SIG RADIO RADIO ANTENNA AMPLIFIER RADIO BACKLIGHT CTRL RADIO BACKLIGHT LOW REF REAR END SPOILER ANTENNA REAR ROOF ANTENNA REAR VIEW CAMERA CIRCUIT REAR WINDOW ANTENNA RED/BRN WIRE RED/VIO WIRE REQUEST SIG RESISTOR SIG 1 RF SPEAKER (-) CTRL 1 RF SPEAKER SIG (-) 1 RH RR SPEAKER (+) CTRL RH RR SPEAKER SIG (-) RT AUD SIG 2 SCREEN 2 SERIAL DATA (-) (1) STEERING WHEEL) SWITCH SIG 2 USB VIO WIRE VIO/WHT WIRE VOICE LOW VOICE SIG INFORTAINMENT REGULATED CTRL WAGON WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

1-BK 1-YE 2-BK AM/FM AM/FM/DAB BATT POS VOLT BLK WIRE BLK/YEL WIRE BLU WIRE BODY CONTROL MODULE (LOWER CENTER OF DASH) BRN WIRE COAX COMPUTER DATA LINES SYSTEM GRN WIRE GRN/GRY WIRE GROUND DISTRIBUTION SYSTEM GRY WIRE GRY/BRN WIRE HATCHBACK HATCHBACK/ WAGON HI SPD GMLAN LEFT QUARTER WINDOW ANTENNA LEFT RADIO ANTENNA AMPLIFIER MUTE REAR END SPOILER ANTENNA REAR WINDOW ANTENNA RED/BLU WIRE RED/BRN WIRE RED/VIO WIRE RESISTOR SIG 1 RIGHT RADIO ANTENNA AMPLIFIER RIGHT STEERING WHEEL CONTROLS SWITCH (ONE COLOR GRAPHIC) SEEK DOWN SEEK UP SERIAL DATA (-) (1) SOURCE VOICE STEERING WHEEL AIR BAG COIL STEERING WHEEL) VIO WIRE VOLUME DOWN VOLUME UP WAGON WHT WIRE WHT/RED WIRE YEL WIRE