Operation CHARM: Car repair manuals for everyone.

Procedures

ALUMINUM WHEEL

1) Deformation or damage to the rim may cause air leakage. Check the rim flange for deformation, cracks or damage, and repair or replace as necessary.
2) Jack-up the vehicle until wheels clear the floor.
3) Slowly rotate the wheel to check rim "runout" using a dial gauge.





Rim runout:





4) If the rim runout exceeds specifications, remove the tire from wheel and check runout while attaching dial gauge to positions shown in the figure.





5) If the measured runout still exceeds specifications, replace the wheel.