OnStar

See also:

Driver Information Center (DIC)
The Driver Information Center (DIC) displays information about the vehicle. It also displays warning messages if a system problem is detected. See Vehicle Messages for more information. All ...

Reducing Speed While UsingCruise Control
Press in the set button at the end of the lever until you reach the desired speed, then release it. Each time you do this, you will go about 1 mph (1.6 km/h) slower. ...

Windows
WARNING Leaving children, helpless adults, or pets in a vehicle with the windows closed is dangerous. They can be overcome by the extreme heat and suffer permanent injuries or even death from hea ...