See also:

How OnStar® Service Works
In order to provide you with OnStar® services, your vehicle’s OnStar® system has the capability of recording and transmitting vehicle information. This information is automatically sent to an ...

Navigation
This display is used for the OnStar or Navigation System Turn-by-Turn guidance. See OnStar Overview or the navigation manual, if the vehicle has navigation, for more information. ...

Cruise Control
Your vehicle has cruise control. The controls are located on the end of the turn signal/ multifunction lever. (On): Move the switch to this position to turn the cruise control system on. ...