Saturday, August 8, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

BMW 330E 2016–2021 — technical service bulletin

Bulletin B090218 · NHTSA communication 10179748 · issued Aug 1, 2020

Technical service bulletin
communication type
Equipment
component
2016–2021
model years
60
vehicle entries

Official summary

NEW ECU VALIDATION NEEDED AFTER REPLACING CERTAIN CONTROL MODULES: With introduction of the new Headunit HU-H3 (MGU Media Graphics Unit), there is a new protection mechanism against tampering. If one or more of the following components needs to be replaced, the secure connection between them must be re-established: MGU TCB Telematic Communication Box (ATM-02) RSE Rear Seat Entertainment and/or KOMBISP18 instrument cluster Prior to re-establishing this connection, an electronic certificate must be created in the BMW backend for importing into the Vehicle. After the replacement of one of the men

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.