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:

    Using the Tire Sealant and Compressor Kit without Sealant to Inflate a Tire (Not Punctured)
    To use the air compressor to inflate a tire with air only and not sealant: If a tire goes flat, avoid further tire and wheel damage by driving slowly to a level place. Turn on the hazard wa ...

    Engine Compartment Fuse Block
    To open the fuse block cover, press the clips at the front and back and rotate the cover up to the side. Notice: Spilling liquid on any electrical component on the vehicle may damage it. Always ...

    Capacities and Specifications
    Engine Specifications ...