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:

    Coverage
    Services are provided up to 5 years/160 000 km (100,000 mi), whichever comes first. In the U.S., anyone driving the vehicle is covered. In Canada, a person driving the vehicle without permiss ...

    Driver Seat Easy Exit
    When on, this feature will move the driver seat rearward upon turning the ignition off and opening the driver door. This may be performed to make it easier to exit the vehicle. See “Easy Ex ...

    Seat Position
    Seat Position WARNING! You can lose control of the vehicle if you try to adjust a manual driver seat while the vehicle is moving. The sudden movement could startle and confuse you, or ma ...