MINI Cooper 2013–2015 — technical service bulletin
Bulletin M010218 · NHTSA communication 10135056 · issued Feb 1, 2018
Technical service bulletin
communication type
Equipment
component
2013–2015
model years
4
vehicle entries
Official summary
N18 thermostat with thermostat housing: limited warranty extension to 10 years/120,000 miles
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.