1993 Buick Park Avenue Owner's Manual - Page 233

The jackhas a bolt at the end. Attach the wheel wrench to the jack bolt. If your Buick has a wheel cover, you must take it off to reach the wheel nuts. Refer to the correct picture to see how to remove your wheel cover. If your vehicle has an aluminum wheel with a center cover, remove it using the flat end of the wheel wrench. Rotate the wheel wrench clockwise (to the right). That will raise the lift head a little. 231