BMW 530E 2016–2018 — technical service bulletin
Bulletin B621717 · NHTSA communication 10135041 · issued Feb 1, 2018
Technical service bulletin
communication type
Electrical System
component
2016–2018
model years
17
vehicle entries
Official summary
ERRONEOUS HEAD-UP DISPLAY FAULT IN INSTRUMENT CLUSTER: B7F6E3 - HUD: Fault in the communication (HUD not answering) in instrument cluster fault.
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.