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Freightliner Business Class M2 Recall 26V660: Fuel Hose Can Separate, Causing Leaks and Stalls

NHTSA campaign 26V660, reported October 7, 2026, 2,456 vehicles potentially affected.

What this recall means for you

Certain diesel trucks and chassis with Cummins L9 engines may have remote fuel filter hoses that can separate from their fitting. This can cause a fuel leak and an engine stall.

A fuel leak in the presence of an ignition source increases the risk of a fire, and an engine stall increases the risk of a crash. Owners should take this recall seriously and have their vehicle checked promptly.

The fuel hoses will be replaced free of charge by Cummins. Owner notification letters are expected to be mailed November 20, 2026. You can contact DTNA customer service at 1-800-547-0712 or Cummins customer service at 1-800-286-6467, referencing DTNA recall number F1042. Check your VIN for open recalls to confirm whether your vehicle is affected.

Check whether this recall is open on your vehicle

The repair is normally free at an authorized dealer.

Official recall notice

Safety recall 26V660Daimler Trucks North America, LLC
Component
FUEL SYSTEM, DIESEL:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS
Problem
Daimler Trucks North America, LLC (DTNA) is recalling certain 2022-2025 Freightliner Business Class M2, 2022-2027 FCCC XCM, FCCC XCR, 2023 Freightliner 108SD, 2024-2027 FCCC XCS and FCCC XBS vehicles equipped with certain Cummins L9 diesel engines. The remote fuel filter hoses may separate from the fitting, causing a fuel leak and an engine stall.
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.
Remedy
Cummins will replace the fuel hoses, free of charge. Owner notification letters are expected to be mailed November 20, 2026. Owners may contact DTNA customer service at 1-800-547-0712 or Cummins customer service at 1-800-286-6467. DTNA's number for this recall is F1042.

Affected vehicles

Fccc XBS2024202520262027
Fccc XCM202220232024202520262027
Fccc XCR202220232024202520262027
Fccc XCS2024202520262027
Freightliner 108SD2023
Freightliner Business Class M22022202320242025