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Tiffin Allegro Bus and Phaeton recall 26V662000 - Hoses, Lines/Piping, And Fittings
NHTSA · October 8, 2026
- NHTSA recall campaign 26V662000 (Tiffin), reported .
- Potentially affected vehicles: 177.
- Component: Hoses, Lines/Piping, And Fittings.
- Details as of ; the linked official notice is authoritative for lot codes, VINs, and remedies.
- Agency
- NHTSA
- Posted
- Recalling firm
- Tiffin Motorhomes, Inc.
- Source ID
- 26V662000
How this recall compares
- NHTSA's recalls file lists 87 recall campaigns from Tiffin Motorhomes, Inc since 2010, 6 of them reported in 2026 so far.
- At 177 vehicles, it is larger than 38% of the 700 NHTSA campaigns from 2026 so far with a count of potentially affected vehicles.
Defect
Tiffin Motorhomes, Inc. (Tiffin) is recalling certain 2022-2025 Allegro Bus, and Phaeton motorhomes, equipped with certain L9 diesel engines, part number D563027BX03. The remote fuel filter hoses may separate from the fitting, causing a fuel leak and an engine stall.
Consequence
A fuel leak in the presence of an ignition source increases the risk of a fire. An engine stall increases the risk of a crash.
Corrective action
Cummins dealers will replace the fuel hoses, free of charge. Owner notification letters are expected to be mailed November 20, 2026. Owners may contact Tiffin customer service at 1-256-356-8661. Tiffin's number for this recall is TIF-150
Affected vehicles
| Make | Model | Year |
|---|---|---|
| Tiffin | Allegro Bus | 2022 |
| Tiffin | Allegro Bus | 2023 |
| Tiffin | Allegro Bus | 2024 |
| Tiffin | Allegro Bus | 2025 |
| Tiffin | Phaeton | 2022 |
| Tiffin | Phaeton | 2023 |
| Tiffin | Phaeton | 2024 |
| Tiffin | Phaeton | 2025 |
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