BMW 330I 2019 — technical service bulletin
Bulletin B640319 · NHTSA communication 10159142 · issued Mar 1, 2019
Technical service bulletin
communication type
Equipment Adaptive/mobility
component
2019
model years
1
vehicle entries
Official summary
SERVICE ACTION: REAR IHKA PANEL LOOSE. Rear IHKA (air conditioning control) panel is found incorrectly latched causing interference noise while driving.
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.