Tire Sidewall Labeling - Cadillac 2011 Escalade EXT Owner's Manual

10-50 Vehicle Care

Tire Sidewall Labeling

Useful information about a tire is
molded into the sidewall. The
following illustration is an
example of a typical P Metric tire
sidewall.
Passenger (P Metric) Tire
(A) Tire Size The tire size
:
code is a combination of letters
and numbers used to define a
particular tire's width, height,
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aspect ratio, construction type,
and service description. See the
Tire Size illustration later in this
section for more detail.
(B) TPC Spec (Tire
Performance Criteria
Specification)
equipment tires designed to
GM's specific tire performance
criteria have a TPC specification
code molded onto the sidewall.
GM's TPC specifications meet
or exceed all federal safety
guidelines.
(C) DOT (Department of
Transportation)
Department of Transportation
(DOT) code indicates that the
tire is in compliance with
the U.S. Department of
Transportation Motor Vehicle
Safety Standards.
(D) Tire Identification Number
(TIN)
following DOT code are the Tire
Identification Number (TIN). The
TIN shows the manufacturer and
plant code, tire size, and date
the tire was manufactured. The
Original
:
TIN is molded onto both sides of
the tire, although only one side
may have the date of
manufacture.
(E) Tire Ply Material
of cord and number of plies in
the sidewall and under the tread.
(F) Uniform Tire Quality
The Grading (UTQG)
:
manufacturers are required
to grade tires based on
three performance factors:
treadwear, traction, and
temperature resistance.
For more information, see
Uniform Tire Quality Grading on
page 10 66.
The letters and numbers
:
The type
:
Tire
: