GMC HUMMER EV 2022 Owner's Manual page 321

320 Vehicle Care
Accessory Weight The combined
:
weight of optional accessories. Some
examples of optional accessories are,
electric drive unit, power windows,
power seats, and air conditioning.
Aspect Ratio The relationship of a
:
tire's height to its width.
Belt A rubber coated layer of cords
:
that is located between the plies and
the tread. Cords may be made from
steel or other reinforcing materials.
Bead The tire bead contains steel
:
wires wrapped by steel cords that hold
the tire onto the rim.
Bias Ply Tire A pneumatic tire in which
:
the plies are laid at alternate angles
less than 90 degrees to the centerline
of the tread.
Cold Tire Pressure The amount of air
:
pressure in a tire, measured in kPa
(kilopascal) or psi (pounds per square
inch) before a tire has built up heat
from driving. See Tire Pressure 0 322.
Curb Weight The weight of a motor
:
vehicle with standard and optional
equipment including the maximum
capacity of fuel, oil, and coolant, but
without passengers and cargo.
DOT Markings A code molded into the
:
sidewall of a tire signifying that the tire
is in compliance with the U.S.
Department of Transportation (DOT)
Motor Vehicle Safety Standards. The
DOT code includes the Tire Identification
Number (TIN), an alphanumeric
designator which can also identify the
tire manufacturer, production plant,
brand, and date of production.
GAWR FRT Gross Axle Weight Rating
:
for the front axle. See Vehicle Load
Limits 0 179.
GAWR RR Gross Axle Weight Rating
:
for the rear axle. See Vehicle Load
Limits 0 179.
GVWR Gross Vehicle Weight Rating.
:
See Vehicle Load Limits 0 179.
Intended Outboard Sidewall
of an asymmetrical tire, that must
always face outward when mounted on
a vehicle.
Kilopascal (kPa) The metric unit for air
:
pressure.
Light Truck (LT-Metric) Tire
on light duty trucks and some
multipurpose passenger vehicles.
Load Index An assigned number
:
ranging from 1 to 279 that corresponds
to the load carrying capacity of a tire.
Maximum Inflation Pressure
maximum air pressure to which a cold
tire can be inflated. The maximum air
pressure is molded onto the sidewall.
Maximum Load Rating The load rating
:
for a tire at the maximum permissible
inflation pressure for that tire.
Maximum Loaded Vehicle Weight
sum of curb weight, accessory weight,
vehicle capacity weight, and production
options weight.
The side
:
A tire used
:
The
:
The
: