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:

    Cruise Control Messages
    CRUISE SET TO XXX MPH (KM/H) This message displays whenever the cruise control is set. See Cruise Control for more information. ...

    Sleeker, Smaller
    The new SRX shares the current, second-generation Cadillac CTS sedan's windswept style and friendlier face, just as the outgoing SRX emulated the sharp creases and upright angles of the first-gene ...

    Replacing Brake System Parts
    The braking system on a vehicle is complex. Its many parts have to be of top quality and work well together if the vehicle is to have really good braking. The vehicle was designed and tested with ...