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:

    Safety
    Six standard airbags include side-impact, side curtain-type and a new dual-depth front passenger unit that deploys either shallow or deep depending on crash severity, seat belt usage and occupant ...

    Engine Air Cleaner/Filter
    See Engine Compartment Overview for the location of the engine air cleaner/filter. When to Inspect the Engine Air Cleaner/Filter Inspect the air cleaner/filter at the scheduled maintenance inte ...

    Checking Coolant
    The vehicle must be on a level surface when checking the coolant level. Check to see if coolant is visible in the coolant surge tank. If the coolant inside the coolant surge tank is boiling, do no ...