Recall 21V327000: 2018–2021 Thomas Built Buses SAF-T-Liner HDX
- Report received
- May 7, 2021
- Manufacturer
- Daimler Trucks North America, LLC
- Potentially affected
- 1,262vehicles
- Model years
- 2018–2021
Check your own vehicle. A recall applies only to vehicles within the affected build range. Enter your VIN at nhtsa.gov/recalls. Recall repairs are free at a franchised dealer.
What NHTSA recorded
Daimler Trucks North America, LLC (DNTA) is recalling certain 2018-2021 Thomas Built Buses Saf-T-Liner HDX School Buses. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak.
Possible consequence
A fuel leak in the presence of an ignition source increases the risk of a fire.
Remedy
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.
Affected model years
Pages for each model year show complaints, parts, mileage and other recalls.
- 2018 Thomas Built Buses SAF-T-Liner HDX0 complaints
- 2019 Thomas Built Buses SAF-T-Liner HDX1 complaints
- 2020 Thomas Built Buses SAF-T-Liner HDX0 complaints
- 2021 Thomas Built Buses SAF-T-Liner HDX0 complaints
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 27, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.