OnStar Services

See also:

Drive Systems
All-Wheel Drive Vehicles with this feature always send engine power to all four wheels. It is fully automatic, and adjusts itself as needed for road conditions. When using a compact spare ti ...

Making a Call
Radio with CD 1. Press the PHONE button twice. 2. Enter the character sequence. See “Entering a Character Sequence” in Operation for more information. 3. Select Call to start dialing the numbe ...

Dome Lamps
The dome lamps are located in the overhead console. They come on when any door is opened and turn off after all the doors are closed. Turn the instrument panel brightness knob located below the dome ...