WenmarOpen by Wenmar Pro

Service bulletin M1091

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 id612082
Published by NHTSA2000-06-05
Manufacturer's numberM1091
Manufacturer's date1999-10-12
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

INFORMATION REGARDING THE UPDATED INTAKE MANIFOLD SEALS. *MJS

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine

Vehicles listed
HARLEY-DAVIDSON HARLEY DAVIDSON

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