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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    Key and Lock Messages
    NO REMOTE DETECTED This message displays when the transmitter battery is weak on vehicles with keyless access. See “Starting the Vehicle with a Low Transmitter Battery” under Remote Key ...

    Storing Name Tags
    The system can store up to thirty phone numbers as name tags that are shared between the Bluetooth and OnStar systems. The system uses the following commands to store and retrieve phone numbers ...