GMC 2011 Sierra Denali, Owner'S Manual

Page: 393 / 492

Vehicle Care 10-49
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 ‑ 54
and Vehicle Load Limits on
page 9 ‑ 23 .
(D) DOT (Department of
Transportation)
:
The
Department of Transportation
(DOT) code indicates that the
tire is in compliance with
the U.S. Department of
Transportation Motor Vehicle
Safety Standards.
(E) Tire Identification Number
(TIN)
:
The letters and numbers
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 TIN is
molded onto both sides of the
tire, although only one side may
have the date of manufacture.
(F) Tire Ply Material
:
The type
of cord and number of plies in
the sidewall and under the tread.
(G) Single Tire Maximum
Load
:
Maximum load that can
be carried and the maximum
pressure needed to support that
load when used as a single. For
information on recommended
tire pressure see
Tire Pressure
on page 10 ‑ 54 and Vehicle Load
Limits on page 9 ‑ 23 .
Tire Designations
Tire Size
The following examples show
the different parts of a tire size.
Passenger (P ‐ Metric) Tire
(A) Passenger (P ‐ Metric) Tire
:
The United States version of a
metric tire sizing system. The
letter P as the first character in
the tire size means a passenger
vehicle tire engineered to
standards set by the U.S. Tire
and Rim Association.
(B) Tire Width
:
The three ‐ digit
number indicates the tire section
width in millimeters from
sidewall to sidewall.