New Flyer of America – Excessive Ammonia in Tailpipe Exhaust

New Flyer of America (New Flyer) is recalling certain 2021 XD35 and XD40 vehicles equipped with 2021 Model Year Cummins L9 Diesel Engines. The engine calibration software’s management of the injection of Diesel Exhaust Fluid can allow excessive ammonia to be emitted from tailpipe exhaust.

Report Received Date 07/14/2021
NHTSA ID 21V532000
Consequence Summary Exposure to high levels of ammonia can increase the risk of injury.
Corrective Action Cummins will recalibrate the engine, free of charge. Owner notification letters were mailed on July 23, 2021. Owners may contact New Flyer's customer service at 1-800-204-224-6706. New Flyer's number for this recall is R21-013.
Recall Code R21-013
Potentially Affected 28
Fire Risk When Parked No
Do Not Drive No
Recall Link Go to Recall (https://www.nhtsa.gov/recalls?nhtsaId=21V532000)

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