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:

    Brake Fluid
    The brake master cylinder reservoir is filled with DOT 3 brake fluid as indicated on the reservoir cap. See Engine Compartment Overview on page 10‑6 for the location of the reservoir. There ...

    Interior
    The Canyon has a hint of cosmopolitan features inside, but the overall ambience suffers from a plastic overload. All the gauges and controls are in the right place, and the truck shines in the uti ...

    DIC Operation and Displays
    Use the DIC buttons located in the center of the instrument panel to access different displays. The DIC displays trip, fuel, vehicle system information, and warning messages. It also shows the shi ...