See also:

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the v ...

Certification/Tire Label
A vehicle specific Certification/Tire label is found on the rear edge of the driver’s door. The label shows the size of your vehicle’s original tires and the inflation pressures needed to obt ...

Navigation System
The vehicle’s navigation system provides detailed maps of most major freeways and roads throughout the United States and Canada. After a destination has been set, the system provides turn-by-t ...