NHTSA Campaign Number: 20V220000 Manufacturer Navistar, Inc. Components FUEL SYSTEM, DIESEL Potential Number of Units Affected 23,299
Summary Navistar, Inc. (Navistar) is recalling certain 2017-2021 IC CE School Buses equipped with Cummins B6.7 diesel engines with fuel module option number FS90301 or FS90453. The electric fuel heater within the fuel module may overheat and cause plastic in the fuel heater to melt and potentially catch fire. It may also lead to engine stalling.
Remedy Cummins will notify the affected Navistar customers and dealers will disable the fuel heater by either installing a plug in place of the heater or otherwise rendering the fuel heater non-operable and remove the fuse supplying electrical power to the fuel heater and install a cover over the wire harness connector, free of charge. The recall is expected to begin May 1, 2020. Owners may contact Cummins customer service at 1-800-286-6467.