Uniform Tire Quality Grading

Quality grades can be found where applicable on the tire sidewall between tread shoulder and maximum section width. For example:

See also:

Tire Pressure Light
This light will come on briefly when you turn the ignition to RUN. This light will also come on when one or more of your tires are significantly underinflated. A CHECK TIRE PRESSURE DIC mes ...

Uplevel Headlamp Assembly
The uplevel model vehicle has a high intensity discharge (HID) high/low beam, a dedicated DRL, and a parking/turn signal lamp on the headlamp assembly. See High Intensity Discharge (HID) Light ...

OnStar®
If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overv ...