BMW X5 2019–2021 — technical service bulletin
Bulletin B521019 · NHTSA communication 10186219 · issued Dec 1, 2020
Technical service bulletin
communication type
Seats
component
2019–2021
model years
8
vehicle entries
Official summary
THIGH SUPPORT UPHOLSTERY DETACHES FROM SEAT: The seat leather upholstery detaches from the front of the thigh support (aka knee bolster) of either front seat.
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.