1993 Buick LeSabre Owner's Manual - Page 259

After the tires have been rotated, adjust the and front rear inflation pressure shown on the Tire-Loading as To make your tires last longer, have them inspected and Information label. Make certain that all wheel nuts are . rotated at the mileages recommended in the Nut properly tightened. See "Wheel Torque" in the Maintenance Schedule. See "Scheduled Maintenance Index. Services'' in the Index. Tire Inspection and Rotation I A CAUTION: Use this rotation pattern. Rust or dlrt on a wheel,or on the parts to which it is fastetfed, can make wheel nuts become loose after a time. The wheel could come off and cause an accident. Whenyou change a wheel, remove any rust or dirt from places where the wheel attachesto the vehicle.In an emergency, you can use a cloth or a paper towelto do this; but be sure to use a scraper or wire brush later, if you need to, to get all the rust or dirt off. (See "Changing a FI; Tire'* O the Index.) n