BMW 540I 2016–2017 — technical service bulletin
Bulletin B010119 · NHTSA communication 10160279 · issued Apr 1, 2019
Technical service bulletin
communication type
Equipment Adaptive/mobility
component
2016–2017
model years
3
vehicle entries
Official summary
G12 (N63R)/G30 (B58M) RADIATOR GRILL UPPER AND LOWER ACTIVE AIR FLAPS: LIMITED WARRANTY EXTENSION TO 10 YEARS/120000 MILES. A check engine light or check control message is present and one or more of the following faults may be stored for the active air flaps behind the kidney grills.
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.