OnStar

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Wheels and Trim—Aluminum or Chrome
Use a soft, clean cloth with mild soap and water to clean the wheels. After rinsing thoroughly with clean water, dry with a soft, clean towel. A wax may then be applied. Keep the wheels clean u ...

Hill and Mountain Roads
Driving on steep hills or mountains is different from driving in flat or rolling terrain. If you drive regularly in steep country, or if you are planning to visit there, here are some tips that ...

Adjusting the Fader and Balance
1. Press the TONE button. 2. Select Fader or Balance. 3. Select the value. Press the BACK button to go back to the Tone Settings menu. ...