See also:

How to Inspect the Engine AirCleaner/Filter
To inspect the air cleaner/filter remove the filter from the vehicle and lightly shake the filter to release loose dust and dirt. If the filter remains caked with dirt, a new filter is required. ...

Vehicle Personalization
Some vehicle features can be programmed by using the audio system controls. These features include: ► Climate and Air Quality ► Comfort and Convenience ► Collision/Detection Sys ...

Customer Assistance Offices (U.S. and Canada)
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 ...