BMW X7 2019–2020 — technical service bulletin
Bulletin B640220 · NHTSA communication 10177631 · issued Jun 1, 2020
Technical service bulletin
communication type
Seats
component
2019–2020
model years
2
vehicle entries
Official summary
3rd ROW CLIMATE CONTROL NOT AVAILABLE: Climate control operations are not available in the 3rd row when the 3rd row seats are folded down. Software in the automatic air conditioning control unit (IHKA).
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.