See also:

Check Engine Light
Your vehicle has a computer which monitors operation of the fuel, ignition, and emission control systems. This system is called OBD II (On-Board Diagnostics-Second Generation) and is intend ...

Reactivation for Subsequent Owners
Push 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 opt ...

Heated Seats
Heated Front Seats The buttons are on the climate control panel. To operate, the ignition must be on. Press to heat the driver or passenger seat cushion and seatback. Indicator lights on the clim ...