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.

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    Maintenance Requirements
    Notice: Maintenance intervals, checks, inspections, replacement parts, and recommended fluids and lubricants as prescribed in this manual are necessary to keep your vehicle in good working conditi ...

    Shifting Into Park
    WARNING! It can be dangerous to get out of the vehicle if the shift lever is not fully in P (Park) with the parking brake firmly set. The vehicle can roll. If you have left the engine runni ...

    Removing the Flat Tire and Installing the Spare Tire
    1. Do a safety check before proceeding. See Changing a Flat Tire. 2. Turn the wheel wrench counterclockwise to loosen all the wheel nuts, but do no remove them yet. 3. Turn the jack handle cou ...