# NHTSA Defect Petition DP91012
> **AXLE SHAFT AND WHEEL LUG STUDS** · Opened 1991-09-17 · Closed 1992-01-16
## Investigation
- **Action number:** DP91012
- **Type:** Defect Petition
- **Open date:** 1991-09-17
- **Close date:** 1992-01-16
- **Manufacturer:** General Motors, LLC
- **Affected makes:** CHEVROLET; PONTIAC
- **Affected components:** SUSPENSION
- **Affected model years:** 1991
- **Affected (make, year) variants:** 2
## Summary

AXLE SHAFT AND WHEEL LUG STUDS

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=DP91012)
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