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:

    Second Row Passenger Belt Reminder Light
    When the engine is started and the Trip/Fuel display is chosen, three gray safety belt symbols come on and stay on for several seconds on the top of the Driver information Center (DIC) to remind ...

    Low Fuel Warning Light
    This light is located near the fuel gauge and comes on briefly when the ignition is turned on as a check to show it is working. It also comes on when the fuel tank is low on fuel. The light tu ...

    Securing the Child Within the Child Restraint
    WARNING! A child can be seriously injured or killed in a crash if the child is not properly secured in the child restraint. Secure the child properly following the instructions that came wi ...