Onstar.com

The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service.

Get subscription plan pricing and sign up for OnStar Vehicle Diagnostics. Click on the “My Account” tab on the home page.

    See also:

    Finding a Station
    AM Source Shown, Other Sources Similar If viewing a map screen, press the source screen (AM, FM, XM (if equipped), CD, etc.) button. The display splits between the audio screen and the map screen ...

    Instrument Panel
    CTS Shown, CTS–V Similar A. Air Vents. B. Driver Information Center (DIC). C. Instrument Panel Illumination Control. D. Turn and Lane-Change Signals. E. Instrument Cluster. F. Windshield Wip ...

    Electrical System Overload
    The vehicle has fuses and circuit breakers to protect against an electrical system overload. When the current electrical load is too heavy, the circuit breaker opens and closes, protecting the ci ...