See also:

Setting the Time and Date (Radio with CD and Touchscreen)
To set the time: 1. Press the CONFIG button to enter the menu options. Turn the Menuknob to scroll through the available setup features. Press the SELECT knob or press the Time screen butto ...

Customer Assistance Offices
Buick encourages customers to call the toll-free number for assistance. However, if a customer wishes to write or e-mail Buick, the letter should be addressed to: United States Buick Customer Assis ...

When to Change Engine Oil
Your vehicle has a computer system that lets you know when to change the engine oil and filter. This is based on engine revolutions and engine temperature, and not on mileage. Based on driving c ...