BMW 3 Series 2010–2011 — technical service bulletin
Bulletin SIB-18-03-10 · NHTSA communication 10037046 · issued Nov 1, 2010
Technical service bulletin
communication type
Engine and Engine Cooling
component
2010–2011
model years
2
vehicle entries
Official summary
Bmw: the service engine soon light is on due to faults with a filter in the exhaust system. *rm
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.