NHTSA vehicle safety data
2006 Blue Bird Express 4000 Recalls & Complaints
The 2006 Blue Bird Express 4000 has 1 NHTSA recall campaign on file as of October 21, 2026. try.vin has no NHTSA owner complaints on file for the 2006 Blue Bird Express 4000. Recall repairs are usually free at an authorized Blue Bird dealer.
NHTSA recall and complaint data for the 2006 Blue Bird Express 4000. Recall data is refreshed daily from NHTSA.
Battery Equalizers/DC-DC Converters-Possible Fire
NHTSA #13V480000 · Electrical System · NHTSA notice
Reported October 17, 2013 · Blue Bird Body Company
Potentially affected: 393 vehicles
Repair completion: 22.34% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)
Blue Bird campaign R13WN · Owners notified December 17, 2013
Defect description
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.
Safety consequence
Once electrically conductive, the material is capable of melting and burning, increasing the risk of a fire.
Manufacturer 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.
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.
Other Blue Bird Express 4000 model years
Check your 2006 Blue Bird Express 4000 VIN
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