NHTSA Campaign 26V086000
ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
Issued by Daimler Trucks North America, LLC · Reported Feb 13, 2026 · 2,843 vehicles affected
What's wrong
Daimler Trucks North America, LLC (DTNA) is recalling certain Thomas Built Buses 2023-2026 Saf-T-Liner EFX and Saf-T-Liner HDX school buses. The heater hose clamps may not have been tightened properly, causing the hose to disconnect and leak heating coolant inside the passenger compartment.
Consequence
Contact with hot heating coolant may burn occupants, increasing the risk of injury.
Remedy
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 affected by this recall
| Make | Model | Year | Units |
|---|---|---|---|
| THOMAS BUILT BUSES | SAF-T-LINER EFX | 2023 | 2,843 |
| THOMAS BUILT BUSES | SAF-T-LINER EFX | 2024 | 2,843 |
| THOMAS BUILT BUSES | SAF-T-LINER EFX | 2025 | 2,843 |
| THOMAS BUILT BUSES | SAF-T-LINER EFX | 2026 | 2,843 |
| THOMAS BUILT BUSES | SAF-T-LINER HDX | 2023 | 2,843 |
| THOMAS BUILT BUSES | SAF-T-LINER HDX | 2024 | 2,843 |
| THOMAS BUILT BUSES | SAF-T-LINER HDX | 2025 | 2,843 |
| THOMAS BUILT BUSES | SAF-T-LINER HDX | 2026 | 2,843 |
Source: NHTSA Campaign 26V086000 on nhtsa.gov. To check the current repair status for a specific vehicle, use our free VIN decoder.