2018–2020 FCCC XB Chassis, 2018–2021 FCCC XC Chassis, 2018–2021 Freightliner 108SD and 4 other models Recall: Sealing washer may not seat correctly in the pilot bore holes, allowing…
NHTSA campaign 21V326000 · Fuel System, Diesel · filed May 7, 2021 · verified Jul 30, 2026
The defect
Daimler Trucks North America, LLC (DTNA) is recalling certain 2018-2021 Freightliner Custom Chass XC Chassis, 108SD, Custom Chass XB Chassis, Business Class M2, 114SD, and Western Star 4700 vehicles. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak.
The risk
A fuel leak in the presence of an ignition source increases the risk of a fire.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will replace the fuel rail and fuel lines, free of charge. Interim owner notification letters were mailed on June 21, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-886.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.
Affected vehicles
Related recalls
More FCCC XB Chassis recalls
- 2022 FCCC XB Chassis and 1 other model — A fuel leak may occur from the fuel hose between the fuel…
- 2021–2022 FCCC MT Chassis and 12 other models — Tie rod clamps may be loose, which could result in loose…
- 2021–2022 FCCC MT45 and 14 other models — Steering arm and tie rod bolts may have a defective seam…
Other campaigns involving FCCC vehicles
Source: NHTSA recall database, campaign 21V326000 (manufacturer number FL-886). Data last verified Jul 30, 2026.