2021–2022 Thomas Built Buses Saf-T-Liner C2, 2021–2022 Thomas Built Buses Saf-T-Liner HDX Recall: Tie rod clamps may be loose, which could result in loose tie rod ends that…
NHTSA campaign 21V370000 · Steering · filed May 19, 2021 · verified Jul 30, 2026
The defect
Daimler Trucks North America, LLC (DTNA) is recalling certain 2021-2022 Thomas Built Saf-T-Liner HDX School Buses and Saf-T-Liner C2 School Buses. The tie rod clamps may be loose, which could result in loose tie rod ends that could break or detach.
The risk
Detached or broken tie rod ends can result in steering loss, 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
Dealers will replace the tie rod clamp bolts and nuts, free of charge. Owner notification letters were mailed December 23, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-888.
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 C2 | 2021, 2022 |
| Thomas Built Buses | Saf-T-Liner HDX | 2021, 2022 |
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Other campaigns involving Thomas Built Buses vehicles
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All Thomas Built Buses Saf-T-Liner C2 recalls → · All Thomas Built Buses recalls →
Source: NHTSA recall database, campaign 21V370000 (manufacturer number FL-888). Data last verified Jul 30, 2026.