BMW 320I 2012–2017 — technical service bulletin
Bulletin B330216 · NHTSA communication 10146711 · issued Jun 1, 2017
Technical service bulletin
communication type
Power Train
component
2012–2017
model years
28
vehicle entries
Official summary
Howling Noise from the Rear Differential. When coasting from 85 - 70 mph, there is a howling noise from the rear differential. CAUSE Resonance behavior during the running-in phase of the PHEV rear differential.
Vehicles covered
- 2013 BMW 320I
- 2014 BMW 320I
- 2015 BMW 320I
- 2016 BMW 320I
- 2017 BMW 320I
- 2014 BMW 328D
- 2015 BMW 328D
- 2016 BMW 328D
- 2017 BMW 328D
- 2012 BMW 328I
- 2013 BMW 328I
- 2014 BMW 328I
- 2015 BMW 328I
- 2016 BMW 328I
- 2016 BMW 330E
- 2017 BMW 330E
- 2017 BMW 330I
- 2012 BMW 335I
- 2013 BMW 335I
- 2014 BMW 335I
- 2015 BMW 335I
- 2016 BMW 335I
- 2016 BMW 340I
- 2017 BMW 340I
- 2013 BMW Activehybrid 3
- 2014 BMW Activehybrid 3
- 2015 BMW Activehybrid 3
- 2017 BMW R1200 S Adventure
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.