See also:

Automatic Dimming Rearview Mirror with OnStar® and Compass
Your vehicle may have an automatic-dimming rearview mirror with a compass and the OnStar® system. There are three additional buttons for the OnStar® system. See your dealer for more informatio ...

Performance
The Regal I tested packs the base engine — a 2.4-liter four-cylinder that's good for 182 horsepower. There's no way around it: This is a sedate engine. You probably won't notice that it lacks po ...

Heated and Ventilated Seats
Heated and Ventilated Seat Buttons Shown, Heated Seat Buttons Similar If available, the buttons are on the climate control panel. To operate, the ignition must be on. Press to heat the seat c ...