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:

    Interior Mirror
    Adjustment Hold the rearview mirror in the center and move it to view the area behind the vehicle. Automatic Dimming Rearview Mirror The mirror will automatically reduce the glare from the headla ...

    Tire Sidewall Labeling
    Useful information about a tire is molded into its sidewall. The examples show a typical passenger vehicle tire and a compact spare tire sidewall. Passenger (P–Metric) Tire Example (A) Tire ...

    BATTERY SAVER ACTIVE
    This message displays when the system detects that the battery voltage is dropping below expected levels. The battery saver system starts reducing certain features of the vehicle that may be ...