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Service bulletin D19M2

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 id10164532
Published by NHTSA2019-09-07
Manufacturer's numberD19M2
Manufacturer's date2019-09-06
NHTSA componentEQUIPMENT; ENGINE

NHTSA's summary

Field Service Campaign to inspect DD5 Fan Hub Bolts

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

Engine, Equipment and accessories

Vehicles listed
FREIGHTLINER BUSINESS CLASS M22016 to 2018
THOMAS BUILT BUSES SAF-T-LINER C22016 to 2018

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