United States2026–2027 Thomas Built SAF‑T‑LINER HDX2 and SAF‑T‑LINER EFX2 school buses are affected; the entrance door may fail to open or close when the switch is activated. Dealers will replace the door relay for the entrance door system free of charge; interim notification letters were mailed August 25, 2026, additional letters will be sent once the final remedy is available (anticipated October 2026), and owners may contact DTNA customer service at 1‑800‑574‑0712.
What's being recalled
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.
How to identify it
NHTSA campaign 26V407000; Manufacturer campaign F1035
The hazard
A door that fails to open or close increases the risk of injury to occupants in a crash.
What to do
Dealers will replace the door relay for the entrance door system, free of charge. Interim notification letters, notifying owners of the safety risk, were mailed August 25, 2026. Additional letters will be sent once the final remedy is available, anticipated October 2026. Owners may contact DTNA customer service at 1-800-574-0712. DTNA's number for this recall is F1035.
The official notice
This page is a summary of the notice published by U.S. National Highway Traffic Safety Administration, collected from U.S. National Highway Traffic Safety Administration. Check the original before you act on it.
Read the official notice (opens in a new tab)