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Service bulletin M1503

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 id10188349
Published by NHTSA2021-03-06
Manufacturer's numberM1503
Manufacturer's date2021-02-09
NHTSA componentELECTRICAL SYSTEM; EQUIPMENT

NHTSA's summary

SERVICE BULLETIN M1503: LIVEWIRE - IM SOFTWARE UPDATES. PURPOSE: Revision. This bulletin informs dealers that Harley-Davidson has made a software update to the LiveWire® Instrument Module (IM). New Software Update. Version 1.2.0.2 Release Date: Week of September 28, 2020.

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/LIVEWIRE ELW (LIVEWIRE)2020

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