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:

    Diagnostics
    OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if ...

    Three-Way Calling
    Three-Way Calling must be supported on the cell phone and enabled by the wireless service carrier to work. 1. While on a call press . 2. Say “Three-way call.” 3. Use the dial or call command ...

    Glove Box
    Pull the bottom of the glove box handle upward to open it. Use the key to lock and unlock the glove box. ...