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:

    Third Row Seats
    If the vehicle has a third row seat, the seatback can be folded, and the entire seat can be tumbled or removed from the vehicle. ...

    Additional Factors Affecting System Operation
    Safety belts help keep the passenger in position on the seat during vehicle maneuvers and braking, which helps the passenger sensing system maintain the passenger airbag status. See “Safety Belts” ...

    Shocks and Struts
    Shocks and struts help aid in control for a smoother ride. - Signs of wear may include steering wheel vibration, bounce/sway while braking, longer stopping distance, or uneven tire wear. - ...