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:

    Entering the Feature Settings Menu
    1. Turn the ignition on. To avoid excessive drain on the battery, it is recommended that the headlamps are turned off. 2. Press the customization button to enter the feature settings menu. ...

    Reporting Safety Defects to General Motors
    In addition to notifying NHTSA (or Transport Canada) in a situation like this, notify General Motors. Call 1-800-458-8006, or write: Cadillac Customer Assistance Center Cadillac Motor Car Divisio ...

    Sedan and Wagon Base Model
    From the inside, use the door lock knob on the top of doors. ...