Adjusting the Volume

Turn the VOL/ volume of the infotainment system knob to adjust the volume of the infotainment system after the volume level has been set on the portable audio device.

    See also:

    Washer Fluid Messages
    WASHER FLUID LOW ADD FLUID This message may display when the washer fluid level is low. For information on filling the washer fluid, see Washer Fluid . ...

    Customer Assistance for Text Telephone (TTY) Users (U.S. and Canada)
    To assist customers who are deaf, hard of hearing, or speech-impaired and who use Text Telephones (TTYs), Buick has TTY equipment available at its Customer Assistance Center. Any TTY user ca ...

    Setting the Tone (Bass/Midrange/Treble)
    BASS/MID/TREB (Bass, Midrange, or Treble): The radio may display some or all tones, such as BASS, MID, and TREB. To adjust the tone settings, press the knob until the tone control tabs displa ...