See also:

Operation
Full View of Radio with CD Shown, Radio with Six-Disc CD Similar Partial View of Radio with DVD Audio, Hard Drive Device (HDD), and USB The vehicle may have one of these radios as its audio ...

Add-on Electrical Equipment
The OnStar system is integrated into the electrical architecture of the vehicle. Do not add any electrical equipment. See Add-On Electrical Equipment. Added electrical equipment may interfer ...

AVG (Average) Speed
Displays the average speed of the vehicle in either kilometers per hour (km/h) or miles per hour (mph). This calculation is based on the various vehicle speeds recorded since the last reset o ...