# NHTSA Preliminary Evaluation PE89147
> **CRACKED BRAKE DRUMS** · Opened 1989-07-28 · Closed 1989-11-16
## Investigation
- **Action number:** PE89147
- **Type:** Preliminary Evaluation
- **Open date:** 1989-07-28
- **Close date:** 1989-11-16
- **Manufacturer:** DANA CORPORATION
- **Affected makes:** DANA
- **Affected components:** SERVICE BRAKES, HYDRAULIC
- **Affected model years:** 1989
- **Affected (make, year) variants:** 1
## Summary

SUMMARY:BLUE BIRD HAS REPORTED THAT DANA IS IN THE PROCESS OF REPAIRINGTHEIR BUSES.IT IS LIKELY THAT DANA HAS SUPPLIED THESE AXLES TO OTHERFINAL STAGE MANUFACTURERS.===

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=PE89147)
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