BMW X5 2016–2017 — technical service bulletin
Bulletin B640217 · NHTSA communication 10146717 · issued Jun 1, 2017
Technical service bulletin
communication type
Equipment
component
2016–2017
model years
4
vehicle entries
Official summary
NOISE FROM A/C ON POWER-UP AND VENT SELECTION. When selecting a desired outlet vent combination and on power-up (resetting of previous vent selection) of the A/C air distribution system, a disturbing noise is heard (see video - tinyurl.com/y89pdvva). Contact between directional flaps and distributor housing
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.