Map Scales
+ / − (Zoom In/Zoom Out): Press the zoom in or out screen buttons or the scale on the bar to change the level of map detail. The scale appears on the screen once the zoom in or zoom out screen buttons are selected. The system adjusts the map accordingly. The scale of a map can range from 1/32 mi (50 m) to 256 mi (400 km). To change English or metric, see Driver Information Center (DIC) for more information.
See also:
Steering Wheel Controls
If available, some audio controls can be adjusted at the steering wheel.
: Press to go to the next favorite
radio station, track on a CD, or folder on an iPod® or USB device.
: Press to go to ...
High-Beam On Light
The high–beam on light comes on
when the high-beam headlamps are
in use.
See Headlamp High/Low-Beam
Changer for more
information. ...
Using Voice Commands
During a Planned Route
Cancel Route
1. Push . System responds:
“OnStar ready,” then a tone.
Say “Cancel route.” System
responds: “Would you like to
cancel route directions to your
destination?”.
2. Say “Yes.” Syst ...