Wheel Attachment Hardware
NOTE:
For conditions noted below, also check condition of wheel stud holes. Proper lug nut torque is essential. Follow manufacturer's torque specifications and tightening sequence. DO NOT lubricate threads unless specified by the vehicle manufacturer.
| Condition | Code | Procedure |
|---|---|---|
| Bent | A | Require replacement |
| Broken | A | Require replacement |
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NOTE:
Some manufacturers require replacement of all studs on any wheel if two or more studs or nuts on the same wheel are broken or missing.
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| Loose | A | Require repair or replacement of affected component |
| Lug nut flats rounded | A | Require replacement of nut |
| Lug nut installed backward | B | Require repair |
| Lug nut mating surface dished | A | Require replacement of nut |
| Lug nut mating type incorrect | B | Require replacement of nut |
| Lug nut seized | A | Require replacement of nut and/or stud |
| Stud incorrect | B | Require replacement of stud |
| Threads damaged | A | Require repair or replacement of component with damaged threads |
| Threads stripped (threads missing) | A | Require replacement of component with stripped threads |