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.

    See also:

    Front Storage Area
    To access the front storage area, push down and then release. Push up and forward to remove. ...

    Engine Cooling when Trailer Towing
    The cooling system may temporarily overheat during severe operating conditions. See Engine Overheating. ...

    Safety
    In Insurance Institute for Highway Safety crash tests, the Lucerne rates Good, the best possible score, in the frontal-offset test and Acceptable in the side impact. Acceptable is, well, acceptabl ...