Chevrolet 2011 Volt Owner's Manual page 414

Every new GM vehicle has
high-quality tires made by
a leading tire manufacturer.
See the warranty manual
for information regarding
the tire warranty and where
to get service. For additional
information refer to the tire
manufacturer.
Poorly maintained and
improperly used tires are
dangerous.
Overloading the tires can
cause overheating as a
result of too much flexing.
There could be a blowout and
a serious crash. See
Underinflated tires pose the
same danger as overloaded
tires. The resulting crash
could cause serious injury.
Check all tires frequently to
maintain the recommended
pressure. Tire pressure
should be checked when
the tires are cold.
Overinflated tires are more
likely to be cut, punctured,
(Continued)
or broken by a sudden
impact
hitting a pothole. Keep
tires at the recommended
pressure.
.
such as when
(Continued)
Worn or old tires can cause
a crash. If the tread is badly
worn, replace them.
Replace any tires that have
been damaged by impacts
with potholes, curbs, etc.
Improperly repaired tires
can cause a crash. Only the
dealer or an authorized tire
service center should repair,
replace, dismount, and mount
the tires.
Do not spin the tires in
excess of 55 km/h (35 mph)
on slippery surfaces such
as snow, mud, ice, etc.
Excessive spinning may
cause the tires to explode.