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 ...

    See also:

    Trailer towing
    We do not recommend using this vehicle for trailer towing. ...

    Brake pad wear indicators
    The disc brake pads on your vehicle have audible wear indicators. When a brake pad requires replacement, a high pitched scraping or screeching sound will be heard when the vehicle is in motion. Th ...

    Three-point type seat belt with retractor
    WARNING: - Every person who drives or rides in this vehicle should use a seat belt at all times. - Do not ride in a moving vehicle when the seatback is reclined. This can be dangerous. The shoul ...