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Service bulletin KU1804 Fuel Pump

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 id10188340
Published by NHTSA2021-03-06
Manufacturer's numberKU1804 Fuel Pump
Manufacturer's date2021-02-26
NHTSA componentFUEL SYSTEM, DIESEL

NHTSA's summary

Email from DDC Service Engineering regarding a fuel pump replacement on a population of 18 MY2019-2021 Freightliner M2 vehicles.

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
FREIGHTLINER BUSINESS CLASS M22019 to 2021

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