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Tiffin Motorhomes remote fuel filter hoses may separate from the fitting, causing a fuel leak and an engine stall.

NHTSA campaign 26V-662 · Reported October 8, 2026 · 177 vehicles affected

AFFECTED MODELS
Tiffin Motorhomes Allegro Bus and Phaeton
VEHICLES AFFECTED
177
REMEDY
Cummins dealers will replace the fuel hoses, free of charge.
COST
Free

The short version

Tiffin Motorhomes, Inc. reported a problem with the delivery hoses, lines/piping, and fittings. Here is what owners need to know.

WHAT

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

WHY IT MATTERS

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.

WHAT TO DO

Take it to a dealer — they will replace the fuel hoses, free of charge.

Affected vehicles

These model years are included in NHTSA campaign 26V-662.

YEAR RANGEMODEL
2022–2025Tiffin Motorhomes Allegro Bus
2022–2025Tiffin Motorhomes Phaeton

What changed

Newest first. The record shows both when the recall began and what has changed since.

  1. Recall reported to NHTSA. LATEST
  2. Recall reported to NHTSA.

Drive one of these? Check your VIN to see if your specific vehicle is affected.

Check your VIN

What this record means

Data from the NHTSA recall database. A clean VIN check means no open federal recalls for that vehicle — not that it never had one.

Not affiliated

MyAutoRecalls is not affiliated with Tiffin Motorhomes, Inc. or the National Highway Traffic Safety Administration.