United States2027 Thomas Built SAF-T-LINER HDX2 school buses (two potentially affected; NHTSA campaign 26V388000; manufacturer campaign F1034) are recalled because front and mid‑body interior joints may have been manufactured incorrectly, resulting in insufficient joint strength and noncompliance with FMVSS 221. Dealers will add fasteners to secure the joints free of charge; interim notification letters are expected to be mailed July 2, 2026, a final remedy is anticipated in August 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 2027 Thomas Built SAF-T-LINER HDX2 school buses. Front and mid-body interior joints may have been manufactured incorrectly, resulting in insufficient joint strength. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 221, "School Bus Body Joint Strength."
How to identify it
NHTSA campaign 26V388000; Manufacturer campaign F1034
The hazard
A school bus with insufficient joint strength may not adequately protect passengers in a crash, increasing the risk of injury.
What to do
Dealers will add fasteners to secure the joints, free of charge. Interim notification letters, notifying owners of the safety risk, are expected to be mailed July 2, 2026. Additional letters will be sent once the final remedy is available, anticipated in August 2026. Owners may contact DTNA customer service at 1-800-574-0712. DTNA's number for this recall is F1034.
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)