Air Vents

Use the louvers located on the air vents to change the direction of the airflow.

To open a vent, move the thumbwheel to | . To close the vent, move the thumbwheel to Operation Tips.

Operation Tips

► Keep all outlets open whenever possible for best system performance.

► Keep the paths under all seats clear of objects to help circulate the air inside the vehicle more effectively.

► Use of non-GM approved hood deflectors can adversely affect the performance of the system

    See also:

    Introduction
    GENERAL MOTORS, GM, the GM Emblem, BUICK, the BUICK Emblem, and the name LUCERNE are registered trademarks of General Motors Corporation. This manual describes features that may or may not be ...

    Some Other Rainy Weather Tips
    • Besides slowing down, allow some extra following distance. And be especially careful when you pass another vehicle. Allow yourself more clear room ahead, and be prepared to have your view rest ...

    Engine Coolant
    The cooling system in the vehicle is filled with DEX-COOL® engine coolant mixture. See Recommended Fluids and Lubricants and Maintenance Schedule for more information. The following explains ...