When It Is Time For New; Tires - GMC CHEVROLET Silverado 6500HD 2019 Owner's Manual

When It Is Time for New

Tires

Tire Replacement
Warning
To prevent property damage,
personal injury, and/or death, it is
recommended that you never
replace vehicles tires with lower
road speed rating. However, in
the event you should change/
replace vehicle tires with those of
a lower road speed rating, it will
be necessary for you to take your
vehicle to the dealer to have the
road speed engine parameter
changed to match the new tire
rating.
Retread tires are not recommended
for use on steering axles of trucks.
Front (Steering) Axle
must be removed when the tread
is worn to 3 mm (4/32 in) or less.
Retread or rotate worn tires to
drive position.
Rear Axle
removed when the tread is worn
to 2 mm (2/32 in).
If a rib tire is used on the front axle
and lug or off-road type on the rear
axle positions:
Front (Steering) Axle
the front tires when the tread is
worn to 3 mm (4/32 in) or less.
Rear Axle
removed when the tread is worn
to 2 mm (2/32 in) or less. Tires
identified with the word
regroovable molded on the
sidewall can be regrooved.
A minimum of 2.38 mm (3/32 in)
of under tread must be left at the
bottom of the grooves.
Never mix bias and radial tires on
this vehicle.
It is recommended for best overall
performance that only radial tires be
used on this vehicle.
Tires
Never mix different tire sizes or
constructions on the same axle.
Tires must be Tire replacement should be to tires
with GHG emission performance as
good, or better than tires originally
equipped on the vehicle. Consult
with the tire manufacturer for tire
specifications.
Replacement Tire Size and Load
Replace
Rating
Tires must be
The Tire/Certification Label found on
the driver-side door frame of your
vehicle, indicates the size of the
original equipment tires installed on
each axle of the vehicle.
Vehicle Care
Warning
To prevent property damage,
personal injury, and/or death, do
not load tires beyond their rated
capacity as this decreases tire
life, requiring more frequent
replacement of tires. Overloading
creates an unsafe condition that
may result in sudden air loss from
a tire failure resulting in a crash.
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