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:

    Door Locks
    WARNING Unlocked doors can be dangerous. ► Passengers, especially children, can easily open the doors and fall out of a moving vehicle. The chance of being thrown out of the vehicle in a ...

    Engine Coolant Heater
    The engine coolant heater can provide easier starting and better fuel economy during engine warm-up in cold weather conditions at or below 0°F (−18°C). Vehicles with an engine coolant he ...

    Battery Replacement
    To change the batteries, do the following: 1. Remove the battery compartment door located on the bottom of the remote control. 2. Replace the two AA batteries in the compartment. Make sure that ...