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:

    Language
    Select the Language menu and the following will be displayed: • English • French • Spanish Turn the Menu knob to select the language. Press SELECT to confirm the selection. Press BACK ...

    Before Leaving on a Long Trip
    To prepare your vehicle for a long trip, consider having it serviced by your dealer/retailer before departing. Things to check on your own include: • Windshield Washer Fluid: Reservoir full? Win ...

    Lighting
    Select the Lighting menu and the following will be displayed: Exit Lighting Vehicle Locator Lights Exit Lighting This allows the selection of how long the exterior lamps stay on when leaving ...