Navistar has recalled about 27,421 trucks and buses with Cummins B6.7 diesel engines with a fuel module option number FS90301 or FS90453, according to National Highway Traffic Safety Administration documents. The recall includes approximately 26,835 International DuraStar, WorkStar, HV and MV truck models. The remaining 586 vehicles in the recall are buses.
Affected truck models include model year 2017-2020 DuraStar medium-duty trucks, model year 2017-2020 WorkStar severe duty trucks, model year 2018-2021 HV severe duty trucks and model year 2018-2021 MV medium duty trucks.
In the affected trucks, the electric fuel heater within the fuel module may overheat and cause plastic in the fuel heater to melt and potentially spark a fire. It could also lead to engine stalling.
A remedy for the recall is still under development. Cummins will notify affected Navistar customers. Owners can contact Cummins customer service at 1-800-286-6467. NHTSA’s recall number is 20V-219.