BMW R 1250 GS Adventure 2016–2021 — technical service bulletin
Bulletin B510421 · NHTSA communication 10188941 · issued Feb 1, 2021
Technical service bulletin
communication type
Visibility
component
2016–2021
model years
16
vehicle entries
Official summary
DOOR PAINT STREAKS: Streaks are found running mostly vertically down along the door outer skin from the lower window trim. This can affect any of the 4 side doors.
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.