Buick LaCrosse: Cellular and GPS Antennas - OnStar Additional Information - OnStar - Buick LaCrosse Owners ManualBuick LaCrosse: 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.

    Global Positioning System (GPS)
    • Obstruction of the GPS can occur in a large city with tall buildings; in parking garages; around airports; in tunnels, underpasses, or parking garages; or in an area with very dense tr ...

    Unable to Connect to OnStar Message
    If there is limited cellular coverage or the cellular network has reached maximum capacity, this message may come on. Push to try the call again or try again after driving a few miles into ...

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    Washing the Vehicle
    To preserve the vehicle's finish, keep it clean by washing it often. Do not wash the vehicle in direct sunlight and use a car washing soap. Notice: Do not use cleaning agents that are petroleum base ...

    If Engine Fails To Start
    WARNING! • Never pour fuel or other flammable liquids into the throttle body air inlet opening in an attempt to start the vehicle. This could result in a flash fire causing serious personal i ...

    Glove Box
    The glove box is located on the passenger side of the instrument panel. Lift up on the lever to open it. ...