Cadillac 2012 CTS - Manuel (Page 393)

Black plate (73,1) Cadillac CTS/CTS-V Owner Manual (Include Mex) - 2012
Vehicle Care 10-73
Radial Ply Tire : A pneumatic
tire in which the ply cords that
extend to the beads are laid at
90 degrees to the centerline of
the tread.
Rim : A metal support for a tire
and upon which the tire beads
are seated.
Sidewall : The portion of a tire
between the tread and the bead.
Speed Rating : An alpha-
numeric code assigned to a tire
indicating the maximum speed
at which a tire can operate.
Traction : The friction between
the tire and the road surface.
The amount of grip provided.
Tread : The portion of a tire
that comes into contact with
the road.
Treadwear Indicators : Narrow
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 10‑82.
UTQGS (Uniform Tire
Quality Grading Standards)
:
A tire 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 10‑85.
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 9‑12.
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 label
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 9‑12.