See also:

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 ...

Finding a Category (CAT) Station (XM™ Satellite Radio Service Only)
CAT (Category): The radio may have the CAT button feature. To select and find a desired category: 1. Press the BAND button until the XM frequency displays. Press the CAT button to display the c ...

OnStar® System
OnStar® uses several innovative technologies and live advisors to provide you with a wide range of safety, security, information, and convenience services. If your airbags deploy, the system is ...