BMW 330I 2016–2019 — technical service bulletin
Bulletin B841219 · NHTSA communication 10166374 · issued Sep 1, 2019
Technical service bulletin
communication type
Electrical System
component
2016–2019
model years
12
vehicle entries
Official summary
BLUETOOTH: VARIOUS CONNECTIVITY CONCERNS. Various Bluetooth connectivity concerns may sporadically occur. Some known concerns are as follows: Device(s) sporadically does not reconnect to the vehicle Disconnect during a phone call New device cannot be paired to the vehicle Software in the Head unit (HU-H3).
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.