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Service bulletin 1HDT2E2N05

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 id10139400
Published by NHTSA2018-06-04
Manufacturer's number1HDT2E2N05
Manufacturer's date2018-04-20
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

SERVICE BULLETIN M1463: MILWAUKEE-EIGHT - ROCKER COVER GASKET INVENTORY PURGE AND REPLACE. Purpose: To inform dealers that previous rocker cover gasket design on Milwaukee-Eight? are prone to varying degrees of oil leaks. These leaks may occur on certain vehicles with different combinations of painted, polished and chrome parts. Purge inventory of old gaskets and replace with new gasket which has enhanced sealing features.

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

Vehicles listed
HARLEY-DAVIDSON FLHR2017 to 2018
HARLEY-DAVIDSON FLHRXS2017
HARLEY-DAVIDSON FLHTCU2017 to 2018
HARLEY-DAVIDSON FLHTCUL2017 to 2018
HARLEY-DAVIDSON FLHTCUTC2017
HARLEY-DAVIDSON FLHTCUTG2017 to 2018
HARLEY-DAVIDSON FLHTK2017 to 2018
HARLEY-DAVIDSON FLHTKL2017 to 2018
HARLEY-DAVIDSON FLHTKSE2017 to 2018
HARLEY-DAVIDSON FLHX2017 to 2018
HARLEY-DAVIDSON FLHXS2017 to 2018
HARLEY-DAVIDSON FLHXSE2017 to 2018
HARLEY-DAVIDSON FLRT2017 to 2018
HARLEY-DAVIDSON FLS2017
HARLEY-DAVIDSON FLSB2018
HARLEY-DAVIDSON FLSL2018
HARLEY-DAVIDSON FLSS2017
HARLEY-DAVIDSON FLSTB2018
HARLEY-DAVIDSON FLSTC2017
HARLEY-DAVIDSON FLSTF2017
HARLEY-DAVIDSON FLSTFBS2017
HARLEY-DAVIDSON FLSTN2017 to 2018
HARLEY-DAVIDSON FLTRU2017
HARLEY-DAVIDSON FLTRUSE2017 to 2018
HARLEY-DAVIDSON FLTRX2017 to 2018
HARLEY-DAVIDSON FLTRXS2017 to 2018
HARLEY-DAVIDSON FXSE2017

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