# NHTSA Defect Petition DP87021
> **CUTLASS SUPREME BRAKE LOCKUP** · Opened 1987-07-01 · Closed 1987-07-17
## Investigation
- **Action number:** DP87021
- **Type:** Defect Petition
- **Open date:** 1987-07-01
- **Close date:** 1987-07-17
- **Manufacturer:** General Motors, LLC
- **Affected makes:** OLDSMOBILE
- **Affected components:** SERVICE BRAKES, HYDRAULIC
- **Affected model years:** 1983, 1984, 1985
- **Affected (make, year) variants:** 3
## Summary

CUTLASS SUPREME BRAKE LOCKUP

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=DP87021)
---
*AI Analytics · CC0 1.0*