WenmarOpen by Wenmar Pro

Service bulletin M640221

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 id10204664
Published by NHTSA2021-12-13
Manufacturer's numberM640221
Manufacturer's date2021-09-01
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM; ELECTRICAL SYSTEM

NHTSA's summary

Different air temperatures are felt from left to right out of the front fresh air grilles (air vents).

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, Engine, Cooling system

Vehicles listed
MINI CLUBMAN2017
MINI COOPER2014 to 2021
MINI COOPER S2014 to 2017
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.