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 ...

Radio Menus (Radio with CD)
Radio menus are available for AM and FM. Turn the TUNE/MENU knob to open the main radio menu for that band. Selecting a Band Press the RADIO/BAND button to choose AM, FM, or XM, if equipped. The la ...

Heated and Ventilated Seats
On vehicles with heated and ventilated seats, the controls are located on the front doors and the ignition must be on to use the feature. : Press to heat the seat and seatback. : Press to he ...