When It Is Time For New Tires - Cadillac CT4 2023 Owner's Manual

Use this rotation pattern when rotating
tires of the same size installed on all
four wheel positions.
Adjust the front and rear tires to the
recommended inflation pressure on the
Tire and Loading Information label after
the tires have been rotated. See Tire
Pressure 0 328 and
Vehicle Load Limits 0 197.
Reset the Tire Pressure Monitor System.
See Tire Pressure Monitor Operation
0 331.
Check that all wheel nuts are properly
tightened. See Wheel Nut Torque
under Capacities and Specifications
0 374.
Warning
Rust or dirt on a wheel, or on the
parts to which it is fastened, can
cause wheel nuts to become loose
over time. The wheel could come off
and cause a crash. When changing a
wheel, remove any rust or dirt from
places where the wheel attaches to
the vehicle. In an emergency, a cloth
or paper towel can be used; however,
use a scraper or wire brush later to
remove all rust or dirt.
Lightly coat the center of the wheel
hub with wheel bearing grease after a
wheel change or tire rotation to prevent
corrosion or rust build-up.
Vehicle Care
Warning
Do not apply grease to the wheel
mounting surface, wheel conical
seats, or the wheel nuts or bolts.
Grease applied to these areas could
cause a wheel to become loose or
come off, resulting in a crash.

When It Is Time for New Tires

Factors, such as maintenance, temperatures,
driving speeds, vehicle loading, and road
conditions affect the wear rate of the tires.
Treadwear indicators are one way to tell
when it is time for new tires. Treadwear
indicators appear when the tires have only
335