NHTSA recall 13V480000
Electrical system
Blue Bird Express 4000 and 3 more
The defect
Blue Bird Body Company (Blue Bird) is recalling certain model year 2004 Ultra LMB, 2003-2006 Ultra LF and 2004-2007 Express commercial buses equipped with Sure Power-brand battery equalizers containing a particular epoxy sealing, aka 'potting', compound. The specific potting compound used in the subject products for insulation was found to be capable of conducting electricity after being exposed to heat.
The risk
Once electrically conductive, the material is capable of melting and burning, increasing the risk of a fire.
The remedy
Blue Bird will notify owners, and dealers will replace the equalizers, free of charge. The recall began on December 17, 2013. Owners may contact Blue Bird at 1-478-825-2021. Blue Bird's recall number is R13WN.