WenmarOpen by Wenmar Pro

Service bulletin M110420

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 id10182925
Published by NHTSA2020-11-23
Manufacturer's numberM110420
Manufacturer's date2020-10-01
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

SERVICE ACTION - MOUNTING THE OIL FILLER CAP CORRECTLY: The oil filler cap may not be mounted correctly. The cap was not installed correctly during assembly.

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

Engine

Vehicles listed
MINI COOPER2017 to 2021
MINI COOPER S2017
MINI COOPER S2019 to 2021
MINI COOPER SE2021
MINI JCW CONVERTIBLE2018
MINI JCW CONVERTIBLE2021

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