Muting a Call

During a call, all sounds from inside the vehicle can be muted so that the person on the other end of the call cannot hear them.

To mute a call, press say “Mute Call.”, and then say “Mute Call.”

To cancel mute, press say “Un&-mute Call.”, and then say “Un&-mute Call.”

    See also:

    Door Ajar Messages
    DRIVER DOOR OPEN This message displays and a chime sounds if the driver door is not fully closed and the vehicle is shifted out of P (Park). Stop and turn off the vehicle, check the door for obstruct ...

    Rocking the Vehicle to Get it Out
    Turn the steering wheel left and right to clear the area around the front wheels. Turn off any traction system. Shift back and forth between R (Reverse) and a forward gear, spinning the wheels as ...

    Customer Satisfaction Procedure (U.S. and Canada)
    Your satisfaction and goodwill are important to your dealer and to GMC. Normally, any concerns with the sales transaction or the operation of the vehicle will be resolved by your dealer's sales or ser ...