See also:

Reading Lamps
Press the button near each lamp to turn them on or off. ...

Engine Drive Belt Routing
2.4L L4 Engine 3.0L V6 Engine ...

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.� ...