Buick LaCrosse: Unable to Connect to OnStar 
Message - OnStar Additional Information - OnStar - Buick LaCrosse Owners ManualBuick LaCrosse: 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 call again or try again after driving a to try the call again or try again after driving a few miles into another cellular area.

    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. ...

    Vehicle and Power Issues
    OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not o ...

    See also:

    Shallow Standing Water
    Although your vehicle is capable of driving through shallow standing water, consider the following Caution and Warning before doing so. CAUTION! • Always check the depth of the standing water ...

    Compass display
    Press the button when the ignition switch is placed in the ON position. The direction will be displayed. ...

    Data transfer
    During the updating of BMW services, display the status of the data transfer. 1. "BMW Assist" or "ConnectedDrive" 2. "Options" Open. 3. "Data transfer" ...