C 3500 Truck 2WD V8-454 7.4L (1985)
SERVICE PROCEDURE
1.
Front tire wear should be inspected. Use one of the following procedures to determine if tire replacement is necessary.
Firestone and Goodyear
A.
If outer shoulder wear has progressed to the point that the outer shoulder is smooth (no tread visible), replace both front tires.
MODIFIED "X"
