BMW 530I 2024–2025 — technical service bulletin
Bulletin B631025 · NHTSA communication 11025685 · issued Nov 10, 2025
Technical service bulletin
communication type
Exterior Lighting
component
2024–2025
model years
4
vehicle entries
Official summary
RSU availability. The ambient lighting color cannot be saved permanently. The personalized color of the ambient lighting resets after the vehicle has gone to sleep.
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.