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.

    See also:

    Sensors
    The solar sensor, located on top of the instrument panel near the windshield, monitors the solar heat. The climate control system uses the information to adjust the temperature, fan speed, recircu ...

    OnStar®
    If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview on pag ...

    Finding a Category (CAT) Station
    To find XM channels in a category: 1. Press the CAT button to display the category tabs. Continue pressing the CAT button until the desired category name displays. • Radios with CD and DVD can als ...