TSB M510912 — Mini Service bulletin

M510912 is a service bulletin on file with NHTSA for the Mini Cooper, 2007–2013 model years. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

What the bulletin says. Service Action: Checking or Replacing the Door Sill Trim Strips. The door sill trim strips are deformed and/or peeling up at the corners. CAUSE: Insufficient surface preparation of the door sill.

NHTSA's own summary of the document, quoted from the public manufacturer-communications file.

1Document filed
1Vehicle named
7Model years

Vehicles and model years M510912 names

VehicleModel years
Mini Cooper 2007, 2008, 2009, 2010, 2011, 2012, 2013

Every document filed under M510912

Document IDFiledType
M510912 July 12, 2019 Service bulletin

What M510912 covers

Body & structure — the component vocabulary NHTSA files this communication under.

← All Mini Cooper TSB years TSB lookup by model

Questions buyers ask

What is TSB M510912?

M510912 is a service bulletin filed with NHTSA by Mini, covering the Mini Cooper across the 2007–2013 model years. NHTSA's summary reads: Service Action: Checking or Replacing the Door Sill Trim Strips. The door sill trim strips are deformed and/or peeling up at the corners. CAUSE: Insufficient surface preparation of the door sill.

Which vehicles does M510912 cover?

NHTSA's file names Mini Cooper (2007–2013). A bulletin number can be re-issued against more vehicles later, so check the model-year list on this page against your own.

Is TSB M510912 a recall, and is the repair free?

No. M510912 is repair guidance the manufacturer sent its dealers, not a safety defect finding. You pay for the work unless the vehicle is still under warranty. Recall repairs, by contrast, are always free.

How do I get the full text of M510912?

Take the document ID to a dealer's service desk, or search NHTSA's manufacturer-communications records. This page carries every document ID filed under M510912, its date, and NHTSA's own summary from the public file.

Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. This page lists only what NHTSA's manufacturer-communications file records under M510912. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.