2021 Thomas Built Buses Saf-T-Liner HDX Recall: Gross axle weight rating (GAWR) may be improperly stated on the label
NHTSA campaign 21V915000 · Equipment · filed Nov 22, 2021 · verified Jul 30, 2026
The defect
Daimler Trucks North America, LLC (DTNA) is recalling one 2021 Thomas Built Buses Saf-T-Liner HDX transit bus. The gross axle weight rating (GAWR) may be improperly stated on the label. As such, this vehicle fails to comply with the requirements of Federal Motor Vehicle Safety Standard number 136, "Electronic Stability Control Systems on Heavy Vehicles."
The risk
The operator may overload the vehicle while referencing the incorrect label, increasing the risk of a crash.
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
A dealer will apply a new label, free of charge. The owner notification letter is expected to be mailed January 16, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL911.
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.nhtsa.gov.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Thomas Built Buses | Saf-T-Liner HDX | 2021 |
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All Thomas Built Buses Saf-T-Liner HDX recalls → · All Thomas Built Buses recalls →
Source: NHTSA recall database, campaign 21V915000 (manufacturer number FL911). Data last verified Jul 30, 2026.