BMW 530E 2018–2020 — technical service bulletin
Bulletin B010721 · NHTSA communication 10199286 · issued May 1, 2021
Technical service bulletin
communication type
Equipment
component
2018–2020
model years
4
vehicle entries
Official summary
Turbocharger wastegate valve actuator: ltd wty ext to 15 years/150,000 miles
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.