Cellular and GPS Antennas

Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle.

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    Shuffle Functionality
    To use Shuffle: Press the softkey below , , , or to select between Shuffle Off, Shuffle All Songs/ Shuffle Songs, Shuffle Album, or Shuffle Folder. (Shuffle Off): This is the default mode when a ...

    Services for People with Disabilities
    Advisors provide services to help subscribers with physical disabilities and medical conditions. Push for help with: • Locating a gas station with an attendant to pump gas. • Finding a hotel, ...

    Power Door Locks
    Base Model Uplevel Model (Unlock): Press to unlock the doors. (Lock): Press to lock the doors. ...