Report Receipt Date: JUL 18, 2014
NHTSA Campaign Number: 14V436000
Component(s): FUEL SYSTEM, OTHER
Potential Number of Units Affected: 32

Manufacturer: Blue Bird Body Company

SUMMARY:
Blue Bird Body Company (Blue Bird) is recalling certain model year 2013-2014 All American rear engine school buses manufactured July 21, 2011 to April 30, 2014, and equipped with CNG fuel systems and delivered to the following "Cold Weather" states: Colorado, Pennsylvania, Utah, and Wyoming. In the affected vehicles, an O-ring in the pressure relief device for the compressed natural gas (CNG) system may fail at cold temperatures resulting in a natural gas leak.
CONSEQUENCE:
A natural gas leak in the presence of an ignition source could potentially cause a fire or explosion.
REMEDY:
Blue Bird will notify owners, and dealers will replace the original pressure relief device and o-ring with a new one, free of charge. The recall is expected to begin in September 2014. Owners may contact Blue Bird customer service at 1-478-822-2242. Blue Bird's number for this recall is R14XH.
NOTES:
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.