Daimler Trucks North America recalling certain Western Star and Freightliner trucks because of the potential for a high-pressure fuel leak, which, in the presence of an ignition source, can increase the risk of a fire.
The recall of components in the diesel fuel system could affect about 2,843 units of the following makes and model years:
2019-2021 FCCC XCP Chassis vehicles
2019-2022 Freightliner 114SD
2020-2022 Western Star 4700
2020 Western Star WJ121
2021 Western Star WF110
2021-2022 Western Star 49X
2021-2022 Freightliner Cascadia P4
2022 Western Star 47X
The fuel tubes between the fuel rail and the injectors for cylinders four, five, and six may fatigue and crack, which can result in a high-pressure fuel leak, DTNA officals reported.
As a remedy, dealers will replace the fuel tubes and install vibration isolators. Owner notification letters are expected to be mailed Feb. 10, 2022.