See also:

Interior Mirror
Adjustment Hold the rearview mirror in the center and move it to view the area behind the vehicle. Automatic Dimming Rearview Mirror The mirror will automatically reduce the glare from the headla ...

Using this Manual
To quickly locate information about the vehicle, use the Index in the back of the manual. It is an alphabetical list of what is in the manual and the page number where it can be found. ...

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 ...