Fuel system, diesel: delivery: hoses, lines/piping, and fittings
- Component
- Fuel system, diesel: delivery: hoses, lines/piping, and fittings
- Manufacturer
- Tiffin Motorhomes, Inc.
- Vehicles affected
- 177
- Reported to NHTSA
- 2026-10-08
Defect description
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.
Safety risk
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.
Manufacturer remedy
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