Volume Control

VOL/ adjust the volume. (Volume/Power): Turn to adjust the volume.

OnStar®, press and hold to mute (Phone/Mute): For vehicles with OnStar®, press and hold the infotainment system. Press and to mute the infotainment system. Press and hold again, or turn the VOL/ knob to cancel mute. knob to cancel mute.

For vehicles without OnStar®, press Press again, or turn the VOL/ to mute the infotainment system.

Press again, or turn the VOL/ knob to cancel mute. knob to cancel mute.

    See also:

    Customer Assistance Offices (U.S. and Canada)
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    Making a Call
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