See also:

Rear Window Defogger
The rear window defogger uses a warming grid to remove fog or frost from the rear window. It only works when the ignition is in ON/RUN. (Rear Window Defogger): Press to turn the rear window ...

Using OnStar® Destination Download (US and Canada)
Press the blue OnStar button and an Advisor can locate a point-of-interest or an address and download the necessary information or coordinates to your navigation system. Once the destination is do ...

OnStar Additional Information
Transferring Service Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ow ...