Black plate (46,1)
GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/
Mexico-6081485) - 2014 - CRC - 12/6/13
10-46
Vehicle Care
Occupant Distribution
:
Designated seating positions.
Outward Facing Sidewall
:
The side of an asymmetrical tire
that has a particular side that
faces outward when mounted on
a vehicle. The side of the tire
that contains a whitewall, bears
white lettering, or bears
manufacturer, brand, and/or
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 10-47
and
Vehicle Load Limits on
page 9-14
.
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 10-54
.
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.