OnStar Services

See also:

Windows
Press the front of the switch to lower the window. Pull the switch up to raise it. Pushing or pulling the switch part of the way will open or close the window as long as the switch is operated. ...

Adjusting the Speakers (Balance/Fade) (All Except AM-FM Radio and Radio with CD)
BAL/FADE (Balance/Fade): To adjust the balance or fade: 1. Press the knob until the speaker control tabs display. 2. Highlight the desired speaker control tab by doing one of the following: • Pr ...

Power Lumbar
Power Lumbar To adjust the power lumbar support, if equipped: • On vehicles with two-way lumbar, press and hold the top or bottom of the control to increase or decrease lumbar support. • On v ...