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:

    Engine Overheating
    The vehicle has several indicators to warn of engine overheating. There is a coolant temperature gauge on your vehicle's instrument panel. See Engine Coolant Temperature Gauge  . In addit ...

    Treadwear 200 Traction AA Temperature A
    The following information relates to the system developed by the United States National Highway Traffic Safety Administration (NHTSA), which grades tires by treadwear, traction, and temperature pe ...

    Feature Settings Menu Items
    The following are customization features that allow you to program settings to the vehicle: DISPLAY IN ENGLISH This feature will only display if a language other than English has been set. This ...