Engine And Engine Cooling:cooling System:hoses/lines/piping/fittings

NHTSA recall 26V087000 · announced February 13, 2026 · filed by Daimler Trucks North America, Llc · 52 units affected

The problem

Daimler Trucks North America, LLC (DTNA) is recalling certain Thomas Built Buses 2023-2025 Saf-T-Liner EFX and 2023-2026 Saf-T-Liner HDX vehicles. The heater hose clamps may not have been tightened properly, causing the hose to disconnect and leak heating coolant inside the passenger compartment.

The risk

Contact with hot heating coolant may burn occupants, increasing the risk of injury.

What to do

Dealers will inspect and replace the heater hose clamps, as necessary, free of charge. Owner notification letters were mailed April 10, 2026. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1030.

Vehicles covered by this recall

Source: National Highway Traffic Safety Administration public recall data. This page reports official records and is not legal, medical, or repair advice.