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 Overview.

    See also:

    Traffic Options (US and Canada)
    Read the following Options descriptions to understand how the XM NavTraffic™ operates. ...

    Starting the Engine
    If the vehicle is a hybrid, see the hybrid supplement for more information. Move the shift lever to P (Park) or N (Neutral). The engine will not start in any other position. To restart the engine w ...

    Technology reinforces multidimensional design philosophy
    Cadillac XTS' hardware and spatial dimensions are the foundational layers that support a new level of surface detail. Multidimensional exterior and interior elements, including the grille, headlam ...