BMW 320I 2012–2014 — technical service bulletin
Bulletin 510213 · NHTSA communication 10149435 · issued Feb 1, 2013
Technical service bulletin
communication type
Visibility
component
2012–2014
model years
11
vehicle entries
Official summary
Noise from the Door Mirror when Opening the Front Door. A grating noise may occur in the area of the mirror triangle when the door is opened or closed. CAUSE The door mirror triangle fitment to the mirror recessed cover
Vehicles covered
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.