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Black plate (48,1)
Buick Regal Owner Manual - 2011
10-48
Vehicle Care
model name molding that is
higher or deeper than the same
moldings on the other sidewall
of the tire.
Passenger (P-Metric) Tire
:
A
tire used on passenger cars and
some light duty trucks and
multipurpose vehicles.
Recommended Inflation
Pressure
:
Vehicle
manufacturer's recommended
tire inflation pressure as shown
on the tire placard. See
Tire
Pressure on page 10
‑
49
and
Vehicle Load Limits on
page 9
‑
12
.
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
alphanumeric 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
‑
56
.
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
‑
59
.
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