# NHTSA EQ EQ15003
> **Engine Thermostat Heater Hose Failure** · Opened 2015-03-16 · Closed 2015-06-24
## Investigation
- **Action number:** EQ15003
- **Type:** EQ
- **Open date:** 2015-03-16
- **Close date:** 2015-06-24
- **Manufacturer:** Blue Bird Body Company
- **Affected makes:** BLUE BIRD
- **Affected components:** ENGINE AND ENGINE COOLING:COOLING SYSTEM
- **Affected model years:** 2008, 2009, 2010, 2011, 2012, 2013
- **Affected (make, year) variants:** 6
## Summary

See the attached closing report.

## Source
- [NHTSA ODI investigation page](https://www-odi.nhtsa.dot.gov/owners/SearchResults?searchType=ID&targetCategory=I&searchCriteria.nhtsa_ids=EQ15003)
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