Warranty

OnStar equipment may be warranted as part of the new-vehicle limited warranty. The manufacturer of the vehicle furnishes detailed warranty information.

    See also:

    Instrument Cluster
    English Light Duty Premium Shown. Metric, Uplevel, Base and Heavy Duty Similar. For vehicles with a DURAMAX® Diesel engine, see the DURAMAX® Diesel Supplement for more information. For vehicle ...

    Wheel Alignment
    Wheel alignment is critical for ensuring that the tires deliver optimal wear and performance. • Signs that the alignment may need to be adjusted include pulling, improper vehicle handling, or unusu ...

    California Fuel Requirements
    If the vehicle is certified to meet California Emissions Standards, it is designed to operate on fuels that meet California specifications. See the underhood emission control label. If this fuel i ...