BMW X5 2015–2016 — technical service bulletin
Bulletin B540315 · NHTSA communication 10147879 · issued Dec 1, 2015
Technical service bulletin
communication type
Visibility
component
2015–2016
model years
2
vehicle entries
Official summary
Sunroof Makes a Creaking Noise During Operation. When opening or closing the sunroof a creaking/ crackling type noise is heard. Insufficient lubrication of the sunroof guide rails
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.