Engine Oil Additives/Engine Oil Flushes

Do not add anything to the oil. The recommended oils with the dexos specification and displaying the dexos certification mark are all that is needed for good performance and engine protection.

Engine oil system flushes are not recommended and could cause engine damage not covered by the vehicle warranty.

    See also:

    Playing an MP3 CD or DVD
    Files that are not stored in folders are displayed in the root directory (disc). The search rate increases if the Menu knob is continuously turned while searching in a list. Selecting an MP3 ...

    Erasing Speed Memory
    The cruise control set speed memory is erased by turning off the cruise control or the ignition. ...

    OnStar®
    If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overv ...