Fuel System, Diesel, Fuel Injection System, Fuel Rail June 23, 2021 NHTSA recall 21V468000 310 units Alexander Dennis, Inc. (Alexander Dennis) is recalling certain 2017-2020 E500 buses. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak. Full recall details: the risk and what to do →