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:

    Tire Inspection
    We recommend that the tires, including the spare tire, if the vehicle has one, be inspected for signs of wear or damage at least once a month. Replace the tire if: The indicators at three or mo ...

    Shifting Into Park
    WARNING! It can be dangerous to get out of the vehicle if the shift lever is not fully in P (Park) with the parking brake firmly set. The vehicle can roll. If you have left the engine runni ...

    Driver Side
    The removal of the underhood electrical center is required for the replacement of one of these bulbs: 1. Open the hood. See Hood. WARNING Liquids from environment or spillage and/or tools pla ...