Tire Pressure - GMC 2011 Terrain Owner's Manual

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UTQGS (Uniform Tire Quality
Grading Standards)
:
information system that
provides consumers with
ratings for a tire's traction,
temperature, and treadwear.
Ratings are determined
by tire manufacturers using
government testing procedures.
The ratings are molded into the
sidewall of the tire. See Uniform
Tire Quality Grading on
page 10 61.
Vehicle Capacity Weight
The number of designated
seating positions multiplied by
68 kg (150 lbs) plus the rated
cargo load. See Vehicle Load
Limits on page 9 21.
Vehicle Maximum Load on the
Tire
Load on an individual tire
:
due to curb weight, accessory
weight, occupant weight, and
cargo weight.
Vehicle Placard
A tire
permanently attached to a
vehicle showing the vehicle
capacity weight and the
original equipment tire size
and recommended inflation
pressure. See Tire and Loading
Information Label under Vehicle
Load Limits on page 9 21.

Tire Pressure

Tires need the correct amount
of air pressure to operate
effectively.
:
Notice: Neither tire
underinflation nor
overinflation is good.
Underinflated tires, or tires
that do not have enough air,
can result in:
Tire overloading and
over-heating which could
lead to a blowout.
A label
:
Overinflated tires, or tires that
have too much air, can
result in:
The Tire and Loading
Information label on the
vehicle indicates the original
equipment tires and the correct
cold tire inflation pressures. The
recommended pressure is the
minimum air pressure needed to
support the vehicle's maximum
load carrying capacity.
Vehicle Care
Premature or
irregular wear.
Poor handling.
Reduced fuel economy.
Unusual wear.
Poor handling.
Rough ride.
Needless damage from
road hazards.
10-51

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