1994 Buick LeSabre Owner's Manual - Page 209

.. . NOTICE: Raising your vehicle with the jack improperly positioned will damage the vehicle or may allow the vehicleto fall off the jack. Be sure to fit the jack lift head into the proper location before raising your vehicle. Raise the vehicle by rotating the wheel wrench clockwise. Raise thevehicle far enough off the ground so there is enough room for the spare tire to fit. Remove all thewheel nuts and take off the flat tire.