OnStar

See also:

Passing
You’ll need more passing distance up ahead when you’re towing a trailer. And, because you’re a good deal longer, you’ll need to go much farther beyond the passed vehicle before you can ret ...

Activating a Setting
1. Turn the Menu knob to highlight the setting. 2. Press SELECT to activate the setting. ...

If No Steam Is Coming from the Engine Compartment
If an engine overheat warning is displayed but no steam can be seen or heard, the problem may not be too serious. Sometimes the engine can get a little too hot when the vehicle: ► Climbs a long ...