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Service bulletin M1676

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 id11016839
Published by NHTSA2025-04-08
Manufacturer's numberM1676
Manufacturer's date2025-03-25
NHTSA componentELECTRICAL SYSTEM; UNKNOWN OR OTHER

NHTSA's summary

SERVICE BULLETIN M1676: DIAGNOSTIC TROUBLE CODE (DTC) U014000. PURPOSE: Initial Release. This bulletin informs dealers that Instrument Module (IM) with software version (1.5.0.2) may populate Diagnostic Trouble Code (DTC) U014000. There are no actual faults or operational concerns with the vehicle. The DTC can be cleared by removing power from the IM. In this case, no further troubleshooting or hardware replacement should take place.

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

Trouble codes named

U0140

Vehicles listed
HARLEY-DAVIDSON AMERICANA

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