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Service bulletin L1027

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 id11036567
Published by NHTSA2026-09-01
Manufacturer's numberL1027
Manufacturer's date2026-08-21
NHTSA componentUNKNOWN OR OTHER; ELECTRICAL SYSTEM; EXTERIOR LIGHTING; POWER TRAIN; FUEL/PROPULSION SYSTEM

NHTSA's summary

SERVICE BULLETIN L1027: S4 HONCHO INITIAL CARE. PURPOSE: Initial Release. This bulletin informs dealers about the LiveWire Initial Care program for the 2027 S4 Honcho Street (S4HS) and S4 Honcho Trail (S4HT). LiveWire is asking dealers to provide information on all potential warranty claims to LiveWire Technical Service within 24 hours of a customer claim. The goal is to provide a rapid resolution that will enable us to have the customer back on their motorcycle within 72 hours.

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, Fuel system, Lighting, Transmission and driveline

Vehicles listed
LIVEWIRE S4 HONCHO STREET2027

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