Reactivation for Subsequent Owners

Push speak to an Advisor as soon as and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle.

The Advisor will update vehicle records and will explain the OnStar service offers and options available.

    See also:

    Approaching a Hill
    When you approach a hill, you need to decide if it is one of those hills that is just too steep to climb, descend, or cross. Steepness can be hard to judge. On a very small hill, for example, there ...

    Curve Tips
    • Take curves at a reasonable speed. • Reduce speed before entering a curve. • Maintain a reasonable steady speed through the curve. • Wait until the vehicle is out of the curve bef ...

    Add-On Electrical Equipment
    Notice: Do not add anything electrical to your vehicle unless you check with your dealer first. Some electrical equipment can damage your vehicle and the damage would not be covered by your warran ...