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 ...

Getting Started on Your Route
Once a destination has been entered, there are several functions that can be performed. Press DEST to access the Route screen. Turn List Press to view the list of turn maneuvers for the entire ...

Voice Pass-Thru
Voice Pass-Thru allows access to the voice recognition commands on the cell phone. See the cell phone manufacturer's user guide to see if the cell phone supports this feature. This feature ca ...