Thomas Built Buses recall: Fuel system, diesel
What is wrong
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.
What could happen
A fuel leak in the presence of an ignition source increases the risk of a fire.
The fix
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.
Vehicles covered
- Thomas Built Buses Saf-T-Liner Hdx 2018–2021
Facts
- NHTSA recall number
- 21V327000
- Type
- Vehicle
- Filed by
- Daimler Trucks North America, LLC
- Reported to NHTSA
- May 7, 2021
- Owners notified
- Oct 29, 2021
- Vehicles or items affected
- 1,262
- Started by
- The manufacturer
- Built
- –
- Part
- Fuel system, diesel › Fuel injection system › Fuel rail
- Maker's own recall number
- FL-886
Notes
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.
Other recalls for the same vehicles
- Thomas Built Buses recall: Engine and engine cooling Feb 13, 2026
- Thomas Built Buses recall: Engine and engine cooling Feb 13, 2026
- Thomas Built Buses recall: Equipment adaptive/mobility Dec 9, 2025
- Thomas Built Buses recall: Steering Sep 11, 2025
- Thomas Built Buses recall: Equipment Jul 24, 2024
- Thomas Built Buses recall: Structure Oct 12, 2022
To check one car, enter its 17-character VIN on the official NHTSA page: a recall may cover only some vehicles of a model year.
Recall data: National Highway Traffic Safety Administration (NHTSA). Nebula is not affiliated with or endorsed by NHTSA.