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 ...

Driver Information Center (DIC)
The Driver Information Center (DIC) display is located on the instrument panel cluster, below the speedometer. If your vehicle has DIC buttons, they are located on the steering wheel. The DIC can ...

Certification Label
A vehicle specific Certification label is found on the rear edge of the driver door. The label shows the gross weight capacity of your vehicle, called the Gross Vehicle Weight Rating (GVWR). ...