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Service bulletin 1HD-Q4H7G-02

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 id10125156
Published by NHTSA2017-12-14
Manufacturer's number1HD-Q4H7G-02
Manufacturer's date2017-01-16
NHTSA componentELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL

NHTSA's summary

Service Bulletin M1430B: BOOM! BOX INFOTAINMENT SYSTEM GENERAL INFORMATION AND SOFTWARE RELEASE 1.20.X DESCRIPTION informs the dealer network that Boom! software version 1.20.3 released December 19, 2016 and is now available to download. This also provides notice that revision 1.20.2 was found to be corrupt. Do not install version 1.20.2 and delete any stored copies.

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, Software

Vehicles listed
HARLEY-DAVIDSON FLHR2014 to 2018
HARLEY-DAVIDSON FLHTCU2014 to 2018
HARLEY-DAVIDSON FLHTCUL2014 to 2018
HARLEY-DAVIDSON FLHTCUTG2014 to 2018
HARLEY-DAVIDSON FLHTK2014 to 2018
HARLEY-DAVIDSON FLHTKL2015 to 2018
HARLEY-DAVIDSON FLHTKSE2014 to 2018
HARLEY-DAVIDSON FLHX2014 to 2018
HARLEY-DAVIDSON FLHXS2014 to 2018
HARLEY-DAVIDSON FLHXSE2014 to 2018
HARLEY-DAVIDSON FLRT2015 to 2018
HARLEY-DAVIDSON FLTRUSE2015 to 2018
HARLEY-DAVIDSON FLTRX2014 to 2018
HARLEY-DAVIDSON FLTRXS2015 to 2018
HARLEY-DAVIDSON FXSE2016 to 2017

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