# NHTSA Preliminary Evaluation PE00020
> **TIRE TREAD SEPARATION** · Opened 2000-05-02 · Closed 2000-08-31
## Investigation
- **Action number:** PE00020
- **Type:** Preliminary Evaluation
- **Open date:** 2000-05-02
- **Close date:** 2000-08-31
- **Manufacturer:** FIRESTONE TIRE & RUBBER CO.
- **Affected makes:** FIRESTONE
- **Affected components:** TIRES
- **Affected model years:** 9999
- **Affected (make, year) variants:** 3
## Summary

ALLEGE TIRE TREAD SEPARATION OR FAILURE WHILE DRIVING AT HIGHWAY SPEEDS

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=PE00020)
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