BMW 530I 2024–2025 — technical service bulletin
Bulletin B630526 · NHTSA communication 11036381 · issued Aug 20, 2026
Technical service bulletin
communication type
Electrical System
component
2024–2025
model years
11
vehicle entries
Official summary
After programming the vehicle via ISTA/RSUto I-level …26-03-5xx, some of the interiorambient lighting strips (arrows) may begin tofail sporadically after a deep sleep cycle.
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.