BMW 330I 2016–2019 — technical service bulletin
Bulletin B640819 · NHTSA communication 10165265 · issued Aug 1, 2019
Technical service bulletin
communication type
Equipment
component
2016–2019
model years
11
vehicle entries
Official summary
STATIONARY VENTILATION WILL NOT ACTIVATE AFTER PARKING. Activation of stationary ventilation is not possible after parking the vehicle.
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.