BMW 228I 2012–2018 — technical service bulletin
Bulletin B640915 · NHTSA communication 10151022 · issued Jan 1, 2016
Technical service bulletin
communication type
Equipment
component
2012–2018
model years
42
vehicle entries
Official summary
Whistling Noise Coming from the Center Vent - A/C is Off . A very high pitched whistling or beeping noise is heard coming from the center vents. The flow of refrigerant through the expansion valve at certain temperature differentials.
Vehicles covered
- 2014 BMW 228I
- 2015 BMW 228I
- 2016 BMW 228I
- 2017 BMW 230I
- 2018 BMW 230I
- 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
- 2017 BMW 330I
- 2012 BMW 335I
- 2013 BMW 335I
- 2014 BMW 335I
- 2015 BMW 335I
- 2016 BMW 335I
- 2016 BMW 340I
- 2017 BMW 340I
- 2014 BMW 428I
- 2015 BMW 428I
- 2016 BMW 428I
- 2017 BMW 430I
- 2018 BMW 430I
- 2014 BMW 435I
- 2015 BMW 435I
- 2016 BMW 435I
- 2017 BMW 440I
- 2018 BMW 440I
- 2014 BMW M235I
- 2015 BMW M235I
- 2016 BMW M235I
- 2017 BMW M240I
- 2018 BMW M240I
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.