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Service bulletin M1475

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 id10171037
Published by NHTSA2020-02-05
Manufacturer's numberM1475
Manufacturer's date2020-01-23
NHTSA componentELECTRICAL SYSTEM; EQUIPMENT

NHTSA's summary

SERVICE BULLETIN M1475: BOOM! BOX GTS - SOFTWARE UPDATE. REVISION. PURPOSE: Provides notice of Boom!™ Box GTS software revisions and release dates. This bulletin helps the dealer locate needed information to update and service Boom! Box Audio Infotainment systems. For details on software notes see the owner's manual.

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

Electrical system, Equipment and accessories

Vehicles listed
HARLEY-DAVIDSON HARLEY-DAVIDSON

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