Buick 1993 Century Owner's Manual page 255

Tire Inspection and Rotation
To make your tires last longer, have them inspected and
rotated at the mileages recommended in the Maintenance
Schedule. See "Scheduled Maintenance Services" in the
Index.
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 tightend. See "Wheel Nut Torque" in the
Index.
1
I
A
CAUTION:
Rust or dirt on a wheel, or on the parts to
which It
I s
fastened, can
make the'wheel nuts
become loose after a Qlme. The wheel could
come off and
cause
an accident. When you
change a wheel, remove any rust or dirt from
places where the wheel attaches to the
vehlcle. In an emergency,
you can use
a cloth
or a paper
towel
to do this; but be sure to us8
a scraper or wire brush later, if you need to, to
get all the rust or dirt off. (See "Changing a
Flat Tlre" in the Index.)
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