AutoStatsIQ
Data through Oct 2026
Campaign 26V-662

Remote fuel filter hoses may separate from the fitting, causing a fuel leak and an engine stall

View NHTSA filingAll Tiffin Motorhomes campaigns
Defect summary

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.

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

Source: NHTSA ODI recalls file, campaign 26V662000. Text as published by NHTSA.
Vehicles covered

2 product lines are covered

Owner complaints filed with NHTSA about fuel system on these vehicles: 1, of which 0 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 26V-662
MakeModelModel yearsComplaints on this component
TiffinAllegro BUS2022 to 20250
TiffinPhaeton2022 to 20251
Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.