Oct 5, 2018Transmission & drivetrain
THERMOSTAT HOUSING BEGAN TO LEAK, THE PART IS PLASTIC AND HAD BECOME CRACKED UNDER NORMAL WEAR.
NHTSA ODI 11133584
Home · 2012 Mini Cooper S Clubman · Complaints
What 25 owners told NHTSA about the 2012 Mini Cooper S Clubman
These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.
All (25)Crash / fire / injury (2)Electrical system (13)Engine (6)Fuel system (4)Body & structure (2)Airbags (1)Lights (1)Seat belts (1)Seats (1)Speed control (1)Transmission & drivetrain (1)
1 of 25 complaints match · Transmission & drivetrain · clear filters
Working with the data? Download all 25 complaints as CSV · fetched from NHTSA July 21, 2026
How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2012 Mini Cooper S Clubman verdict →