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:

Other Navigation Services Available from OnStar
OnStar eNav: Allows subscribers to send destinations from Google Maps™ and MapQuest.com to their Turn-by-Turn Navigation or screen-based navigation system. When ready, the directions will b ...

Reading Lamps
There are front and rear reading lamps. The front reading lamps are located in the overhead console. Press to turn each lamp on or off. The rear reading lamps are located in the headliner. ...

Door Ajar Messages
DRIVER DOOR OPEN This message may display when the driver door is open. Close the door completely. HOOD OPEN This message will display when the hood is open. Close the hood completely. LEFT REAR D ...