2026–2027 Thomas Built Buses Saf-T-Liner EFX2, 2026–2027 Thomas Built Buses Saf-T-Liner HDX2 Recall: Entrance door may fail to open or close when the switch is activated
NHTSA campaign 26V407000 · Electrical System · filed Jun 26, 2026 · verified Jul 30, 2026
The defect
Daimler Trucks North America, LLC (DTNA) is recalling certain 2026-2027 Thomas Built SAF-T-LINER HDX2 and Thomas Built SAF-T-LINER EFX2 school buses. The entrance door may fail to open or close when the switch is activated.
The risk
A door that fails to open or close increases the risk of injury to occupants in 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
The remedy is currently under development. Owner notification letters are expected to be mailed August 25, 2026. Owners may contact DTNA customer service at 1-800-574-0712. DTNA's number for this recall is F1035.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Thomas Built Buses | Saf-T-Liner EFX2 | 2026, 2027 |
| Thomas Built Buses | Saf-T-Liner HDX2 | 2026, 2027 |
Related recalls
Other campaigns involving Thomas Built Buses vehicles
- 2026–2027 Thomas Built Buses Saf-T-Liner HDX2 — Entrance door may fail to open or close when the switch is…
- 2027 Thomas Built Buses Saf-T-Liner HDX2 — Front and mid-body interior joints may have been…
- 2026–2027 Thomas Built Buses Saf-T-Liner HDX2 — Driver seat belt anchor may have been installed with…
All Thomas Built Buses Saf-T-Liner EFX2 recalls → · All Thomas Built Buses recalls →
Source: NHTSA recall database, campaign 26V407000 (manufacturer number F1035). Data last verified Jul 30, 2026.