BMW X5 2017–2018 — technical service bulletin
Bulletin B620918 · NHTSA communication 10145345 · issued Jul 1, 2018
Technical service bulletin
communication type
Electrical System
component
2017–2018
model years
4
vehicle entries
Official summary
HEAD-UP DISPLAY DOES NOT WORK SPORADICALLY: Sporadically, the Head-Up Display stops working, but function returns after a terminal change.
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.