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:

    Engine Overheating
    If the vehicle has the Duramax® Diesel engine, see the Duramax Diesel Supplement for more information. The vehicle has several indicators to warn of engine overheating. There is a coolant temperatu ...

    Features
    The Denali comes with a long list of standard equipment to please passengers: Heated leather front seats, a Bose stereo with a six-disc CD changer, XM Satellite Radio and a three-zone air-conditio ...

    Using this Manual
    To quickly locate information about the vehicle, use the Index in the back of the manual. It is an alphabetical list of what is in the manual and the page number where it can be found. ...