Campaign 26V-661

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

Defect summary

Sutphen Corporation (Sutphen) is recalling certain 2021 fire trucks equipped with Cummins L9 diesel engines with 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 December 7, 2026. Owners may contact Cummins customer service at 1-800-286-6467 or Sutphen's customer service at 1-614-889-1005. Cummins number for this recall is C7311.

Source: NHTSA ODI recalls file, campaign 26V661000. Text as published by NHTSA.

Vehicles covered

One product line is covered

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

Vehicles covered by campaign 26V-661
Make	Model	Model years	Complaints on this component
Sutphen	Fire Truck	2021	0

Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.

Investigation

No NHTSA investigation is linked to this recall

Most recalls are started by the manufacturer. This one lists "Manufacturer" as its origin.

Before the recall

No service bulletins on this component preceded the recall

Distinct manufacturer communications on the same component group, make, model and model year in the 24 months before the report date.

Source: NHTSA manufacturer communications file.

Service bulletins

21V-962 Dec 13, 2021
Fuel tubes between the fuel rail and the injectors for cylinders four, five, and six may fatigue and crack, which can result in a high pressure…
21V-581 Jul 29, 2021
Fuel leak may occur from the hoses between the fuel pump and remote fuel filter head
21V-580 Jul 29, 2021
Sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak