Tire Pressure - GMC Cadillac CT5 2021 Manual

348 VEHICLE CARE
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 0 358.
Vehicle Capacity Weight
number of designated seating
positions multiplied by
68 kg (150 lb) plus the rated cargo
load. See Vehicle Load Limits 0 218.
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 0 218.

Tire Pressure

Tires need the correct amount of
air pressure to operate effectively.
Warning
Neither tire underinflation nor
The
:
overinflation is good.
Underinflated tires, or tires that
do not have enough air, can
result in:
Tire overloading and
overheating, which could lead
to a blowout.
Premature or irregular wear.
Poor handling.
Reduced fuel economy.
Overinflated tires, or tires that
have too much air, can result in:
Unusual wear.
Poor handling.
Rough ride.
Needless damage from road
hazards.
The Tire and Loading Information
label on the vehicle indicates the
original equipment tires and the
correct cold tire inflation
pressures. The recommended
pressure is the minimum air
pressure needed to support the
vehicle's maximum load carrying
capacity. See Vehicle Load Limits
0 218.
How the vehicle is loaded affects
vehicle handling and ride comfort.
Never load the vehicle with more
weight than it was designed to
carry.
When to Check
Check the pressure of the tires
once a month or more.
How to Check
Use a good quality pocket-type
gauge to check tire pressure.
Proper tire inflation cannot be
determined by looking at the tire.
Check the tire inflation pressure
when the tires are cold, meaning