Buick LaCrosse: Vehicle and Power Issues - OnStar Additional Information - OnStar - Buick LaCrosse Owners ManualBuick LaCrosse: 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 operate if the battery is discharged or disconnected.

    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 ...

    Add-on Electrical Equipment
    The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfer ...

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    Storing
    1. Switch on the ignition. 2. Set the desired position. 3. Press the button. The LED in the button lights up. 4. Press the desired button 1 or 2. The LED goes out. If the M button is pressed ...

    Battery
    For best battery service • Keep the battery securely mounted. • Keep the battery top clean and dry. • Keep the terminals and connections clean, tight, and coated with petroleum jelly or t ...

    Automatic Service Request
    The TeleService data necessary for servicing the vehicle are automatically sent to your service partner prior to the service deadline. If possible, the service partner will contact you and a ser ...