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NHTSANHTSA · Vehicles·Recall number 26V086000

2023 Thomas Built Buses Saf-T-Liner Efx | 2026 Thomas Built Buses Saf-T-Liner Hdx | 2024 Thomas Built Buses Saf-T-Liner Efx | 2026 Thomas Built Buses Saf-T-Liner Efx | 2025 Thomas Built Buses Saf-T-Liner Efx | 2025 Thomas Built Buses Saf-T-Liner Hdx | 2024 Thomas Built Buses Saf-T-Liner Hdx | 2023 Thomas Built Buses Saf-T-Liner Hdx — Engine and engine cooling: cooling system: hoses/lines/piping/fittings

Published February 17, 2026 · Recall initiated: February 13, 2026

Summary

NHTSA records recall 26V086000, published February 17, 2026 and initiated February 13, 2026. Recalling firm: Daimler Trucks North America, LLC; 2023 Thomas Built Buses Saf-T-Liner Efx | 2026 Thomas Built Buses Saf-T-Liner Hdx | 2024 Thomas Built Buses Saf-T-Liner Efx | 2026 Thomas Built Buses Saf-T-Liner Efx | 2025 Thomas Built Buses Saf-T-Liner Efx | 2025 Thomas Built Buses Saf-T-Liner Hdx | 2024 Thomas Built Buses Saf-T-Liner Hdx | 2023 Thomas Built Buses Saf-T-Liner Hdx — Engine and engine cooling: cooling system: hoses/lines/piping/fittings.

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What's the hazard

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.

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.

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Recall details

Brand
THOMAS BUILT BUSES
Model
SAF-T-LINER EFX
Manufacturer
Daimler Trucks North America, LLC
Lot
2023 THOMAS BUILT BUSES SAF-T-LINER EFX | 2026 THOMAS BUILT BUSES SAF-T-LINER HDX | 2024 THOMAS BUILT BUSES SAF-T-LINER EFX | 2026 THOMAS BUILT BUSES SAF-T-LINER EFX | 2025 THOMAS BUILT BUSES SAF-T-LINER EFX | 2025 THOMAS BUILT BUSES SAF-T-LINER HDX | 2024 THOMAS BUILT BUSES SAF-T-LINER HDX | 2023 THOMAS BUILT BUSES SAF-T-LINER HDX
Risk classification
V
Country
US

Related recalls

Questions about this recall

Was 2023 Thomas Built Buses Saf-T-Liner Efx | 2026 Thomas Built Buses Saf-T-Liner Hdx | 2024 Thomas Built Buses Saf-T-Liner Efx | 2026 Thomas Built Buses Saf-T-Liner Efx | 2025 Thomas Built Buses Saf-T-Liner Efx | 2025 Thomas Built Buses Saf-T-Liner Hdx | 2024 Thomas Built Buses Saf-T-Liner Hdx | 2023 Thomas Built Buses Saf-T-Liner Hdx — Engine and engine cooling: cooling system: hoses/lines/piping/fittings recalled?

Yes. NHTSA published recall 26V086000 on February 17, 2026. Reported hazard: 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.

What should I do if I have this product?

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.

How do I know if my unit is part of the recall?

Compare your product details with the notice. Brand: THOMAS BUILT BUSES. Model: SAF-T-LINER EFX.

View official NHTSA notice(opens on nhtsa.gov)