# NHTSA Defect Petition DP84006
> **DEFECT INVESTGATION AND RECALL OF GM A A** · Opened 1983-11-15 · Closed 1984-08-03
## Investigation
- **Action number:** DP84006
- **Type:** Defect Petition
- **Open date:** 1983-11-15
- **Close date:** 1984-08-03
- **Manufacturer:** General Motors, LLC
- **Affected makes:** BUICK; CHEVROLET
- **Affected components:** SERVICE BRAKES, HYDRAULIC
- **Affected model years:** 1982, 1983
- **Affected (make, year) variants:** 4
## Summary

DEFECT INVESTGATION AND RECALL OF GM A AND J CARS FOR BRAKES

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=DP84006)
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