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 Transferring a Call, and then say “Mute call.” . To cancel mute, press Transferring a Call, and then say “Un-mute call.”

    See also:

    Reactivation for Subsequent Owners
    Push and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle. The Advisor will update vehicle records and will explain the OnStar service offers and options ava ...

    High-Beam On Light
    The high-beam on light comes on when the high-beam headlamps are in use. See Headlamp High/Low-Beam Changer on page 6‑2 for more information. ...

    Engine Oil Pressure Light
    WARNING Do not keep driving if the oil pressure is low. The engine can become so hot that it catches fire. Someone could be burned. Check the oil as soon as possible and have the vehicle serviced ...