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Service bulletin 511381

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10217934
Published by NHTSA2022-08-19
Manufacturer's number511381
Manufacturer's date2022-08-19
NHTSA componentFUEL SYSTEM, DIESEL

NHTSA's summary

Cummins states per NHTSA Recall 21E-032, “The fuel rail assembly may develop leaks, which may result in an undetected prolonged diesel fuel spray.”

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Fuel system

Vehicles listed
DYNAMAX DX32020
DYNAMAX DYNAQUEST XL2020 to 2021
DYNAMAX FORCE2018
DYNAMAX FORCE2020 to 2021
FOREST RIVER BERKSHIRE2018 to 2021

Listing a model year does not mean every vehicle of it is concerned: the document says which.