When it is time for new tires, Л caution – GMC 2003 Envoy User Manual
Page 354
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л CAUTION;
Rust
or
diti on
5
wh^l, Dr on the parts to
which it is fastened, can make wheel nuts
become loose after
a
time. The wheel couJd
come off and cause an accident. When you
change a wheel, remove any rust or dirl Irom
places where the wheel allaches to the vehicle.
In an етегдепсун you can use э cloth or a
paper lower to do this; but be sure to use a
scraper or wire brush later+ if you meed to,
to get all the rust or dirt off, See ‘'Changing a
Flat Tire" In the index.
When It Is Time for New Tires
One way to tell when it's
time for new tires is lo
check ihe ireadwear
Indic9ti:ir&, which will
appear when your lires
have only 1/16 inch
(1.6 mm) or logs of tread
remaining Some
commercial truck hras
may not have treadwear
indicators
You need a new tire ill: any оГ the roNowing statemertts
are true'
• You can see the indicators at ttiree or more places
around the tire.
• You can see cord or fahnc showing through Ihe
ii.re’5 rubber.
• The (read or sidewall is cracked, cut or snagged
deep enough to show cord Of fabric.
• The hra has a bump, bulgn or splil,
• The lire
has
a puncturcH cut or other damage that
can’t be repaired well because of ihe
site
or
tocalion of the damage.
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