Cummins recall: Fuel System, Diesel
NHTSA campaign 26E066000 · Manufacturer no. C7311 · Reported Sep 28, 2026 · 39,052 units · Equipment recall
What's wrong
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.
The fix
Dealers will replace the fuel hoses, free of charge. Engines remedied under Recalls 23E055, 24E038, or 25E004 will need to have the new redesigned parts installed.
Affected vehicles
| Make | Model | Years |
|---|---|---|
| Cummins | L9 | N/A |
Filed by Cummins, Inc.. Components: FUEL SYSTEM, DIESEL:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS.
Full NHTSA text
Defect: Cummins, Inc. (Cummins) is recalling 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: Dealers will replace the fuel hoses, free of charge. Owner notification letters are expected to be mailed November 20, 2026. Owners may contact Cummins customer service at 1-800-286-6467. Cummins number for this recall is C7311. Engines remedied under Recalls 23E055, 24E038, or 25E004 will need to have the new redesigned parts installed.
Check your VIN at nhtsa.gov/recalls or call your dealer. Repairs under a safety recall are free.