GMC 2012 GMC Yukon/Yukon XL, Owner'S Manual, Page: 411 / 518

Black plate (55,1)
GMC Yukon/Yukon XL Owner Manual - 2012
Vehicle Care 10-55
Maximum Loaded Vehicle
Weight
:
The sum of curb
weight, accessory weight,
vehicle capacity weight, and
production options weight.
Normal Occupant Weight
:
The
number of occupants a vehicle
is designed to seat multiplied by
68 kg (150 lbs). See
Vehicle
Load Limits on page 9 ‑ 16 .
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 ‑ 56
and Vehicle Load Limits on
page 9 ‑ 16 .
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
‑ 63 .