BMW 645CI 2004–2010 — technical service bulletin
Bulletin B510419 · NHTSA communication 10154850 · issued Feb 1, 2018
Technical service bulletin
communication type
Visibility
component
2004–2010
model years
12
vehicle entries
Official summary
SERVICE ACTION REPLACE SUN VISORS. During production; incorrect sun visors were installed which do not conform to airbag label requirements.
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.