Buick 1994 Century Owner's Manual page 242

Tire Inspection and Rotation
To make your tires last longer, have them in
rotated at the mileages recommended in the
spected and
Maintenance Schedule. See "Scheduled Maintenance
Services" in the Index.
FRONT
Use this rotation pattern.
After the tires have been rotated, adjust the front and
rear inflation pressure as 'shown on the Tire-Loading
Information label. Make certain that all wheel nuts are
properly tightened. See "Wheel Nut Torque'' in the
Index.
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