GMC 2002 Yukon XL Owner's Manual page 370

Tires
Your new vehicle comes with high
a leading tire manufacturer. If you ever have questions
about your tire warranty and where to obtain service, see
your GM Warranty booklet for details.
CAUTION:
Poorly maintained and improperly used tires
are dangerous.
D
Overloading your tires can cause
overheating as a result of too much friction.
You could have an air
accident. See "Loading Your Vehicle" in
the Index.
-
quality tires made by
-
out and a serious
CAUTION: (Continued)
CAUTION: (Continued)
D
Underinflated tires pose the same danger as
overloaded tires. The resulting accident
could cause serious injury. Check all tires
frequently to maintain the recommended
pressure. Tire pressure should be checked
when your tires are cold.
D
Overinflated tires are more likely to be
cut, punctured or broken by a sudden
--
impact such as when you hit a pothole.
Keep tires at the recommended pressure.
D
Worn, old tires can cause accidents. If your
tread is badly worn, or if your tires have
been damaged, replace them.
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