2003–2004 New Flyer D40LF Recall: ON CERTAIN TRANSIT BUSES MANUFACTURED WITH DETROIT DIESEL SERIES 50…
NHTSA campaign 05V421000 · Engine and Engine Cooling · filed Sep 22, 2005 · verified Jul 30, 2026
The defect
ON CERTAIN TRANSIT BUSES MANUFACTURED WITH DETROIT DIESEL SERIES 50 ENGINES, THE ELECTRONIC CONTROL MODULE (ECM) WILL NEED TO BE REPROGRAMMED TO ACTIVATE THE EXHAUST TEMPERATURE SENSOR.
The risk
IN THE EVENT OF A TURBOCHARGER FAILURE THERE IS A POSSIBILITY OF AN EXHAUST OR ENGINE COMPARTMENT FIRE.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
NEW FLYER IS WORKING WITH DETROIT DIESEL TO REPROGRAM THE ENGINES. OWNERS MAY CONTACT DETROIT DIESEL AT 1-313-592-5791 OR NEW FLYER AT 204-934-4876.
CUSTOMERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO HTTP://WWW.SAFERCAR.GOV.
Affected vehicles
Related recalls
More New Flyer D40LF recalls
- 2006–2007 New Flyer C35LF and 15 other models — These vehicles are equipped with MAN V8-65L axle beams that…
- 2010–2012 NABI 31LFW and 31 other models — Affected seats have J-Brackets that may be missing welds…
- 2009 New Flyer C35LF and 15 other models — Drive shaft access panel may have insufficient strength or…
- 2007 New Flyer D40LF and 5 other models — Power Train
- 2009 New Flyer C35LFR and 8 other models — Latches/locks/linkages
Other campaigns involving New Flyer vehicles
Source: NHTSA recall database, campaign 05V421000. Data last verified Jul 30, 2026.