Warranty

OnStar equipment may be warranted as part of the new-vehicle limited warranty. The manufacturer of the vehicle furnishes detailed warranty information.

    See also:

    Content Theft-Deterrent
    Your vehicle is equipped with a content theft-deterrent alarm system. Here is how to operate the system: 1. Open the door. 2. Lock the door with the power door lock switch or the remote key ...

    Recommended Fuel
    Use regular unleaded gasoline with a posted octane rating of 87 or higher. If the octane rating is less than 87, an audible knocking noise, commonly referred to as spark knock, might be hear ...

    Available Services included withDirections & Connections® Plan
    • All Safe and Sound Plan Services • Driving Directions - Advisor delivered or OnStar® Turn-by-Turn Navigation (If equipped) • RideAssist • Information and Convenience Services ...