# Daimler Trucks North America, LLC: Heater Hose May Leak Hot Heating Coolant Inside Passenger Compartment (26V086000)

**Recall Urgency Score:** 20/100

| Field | Value |
|---|---|
| Manufacturer | Daimler Trucks North America, LLC |
| Subject | Heater Hose May Leak Hot Heating Coolant Inside Passenger Compartment |
| NHTSA ID | 26V086000 |
| Manufacturer campaign | F1030 |
| Recall type | Vehicle |
| Component | ENGINE AND ENGINE COOLING |
| Units potentially affected | 2843 |
| Do not drive | No |
| Park outside | No |
| Defect | 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. |

## Why this score
- 2,843 units affected.

Source: U.S. National Highway Traffic Safety Administration (NHTSA) recalls, via data.transportation.gov (https://www.nhtsa.gov/recalls?nhtsaId=26V086000). Last refreshed: 2026-11-04T18:12:01.520Z.
Recall data comes from NHTSA and is summarized automatically; check the official notice and VIN lookup before acting. Informational only.