GMC Yukon 2012 Owner's Manual page 419

(D) Tire Identification
Number (TIN) The letters and
:
numbers following the 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 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
Grading (UTQG) Tire
:
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.
(G) Maximum Cold Inflation
Load Limit
that can be carried and the
maximum pressure needed to
support that load. For
information on recommended
tire pressure see Tire Pressure
on page 10 57 and Vehicle Load
Limits on page 9 16.
The type
Light Truck (LT-Metric) Tire
(A) Tire Size
code is a combination of letters
and numbers used to define a
particular tire's width, height,
Maximum load
:
The tire size
:
Vehicle Care
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) Original
:
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) Dual Tire Maximum Load
Maximum load that can be
carried and the maximum
pressure needed to support that
load when used in a dual
configuration. For information on
recommended tire pressure see
Tire Pressure on page 10 57
and Vehicle Load Limits on
page 9 16.
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: