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 ...

Navigation Symbols
The following symbols are the most common symbols that appear on a map screen. The vehicle is shown as this symbol. It indicates the current position and the direction the vehicle is traveling on ...

Parking Assist
If the vehicle has the Ultrasonic Rear Parking Assist (URPA) system, this display allows the system to be turned on or off. Once in this display, press the set/reset button to select between ...