Tire Pressure - Cadillac 2013 ATS Owenrs Manual

10-48 Vehicle Care
Treadwear Indicators
:
bands, sometimes called wear
bars, that show across the tread
of a tire when only 1.6 mm
(1/16 in) of tread remains. See
When It Is Time for New Tires
on page 10 57.
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 60.
Vehicle Capacity Weight
number of designated seating
positions multiplied by
Narrow 68 kg (150 lbs) plus the rated
cargo load. See Vehicle Load
Limits on page 9 11.
Vehicle Maximum Load on the
Tire Load on an individual tire
:
due to curb weight, accessory
weight, occupant weight, and
cargo weight.
A tire
Vehicle Placard
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 11.

Tire Pressure

Tires need the correct amount of
The
:
air pressure to operate
effectively.
A label
:
I n f o r ma t i o n P r o v i d e d b y :
Notice: Neither tire
underinflation nor
overinflation is good.
Underinflated tires, or tires
that do not have enough air,
can result in:
Tire overloading and
overheating which could
lead to a blowout.
Premature or
irregular wear.
Poor handling.
Reduced fuel economy.
Overinflated tires, or tires that
have too much air, can
result in:
Unusual wear.
Poor handling.
Rough ride.
Needless damage from
road hazards.