BMW X3 2015–2016 — technical service bulletin
Bulletin B640815 · NHTSA communication 10147265 · issued Sep 1, 2015
Technical service bulletin
communication type
Equipment
component
2015–2016
model years
4
vehicle entries
Official summary
"The AUC (Automatic Recirculation Sensor) is installed pointing upwards instead of downwards. The AUC becomes contaminated. AFFECTED VEHICLES This Service Action involves F25 (X3) and F26 (X4) vehicles produced from July 31, 2015 to August 25, 2015. ONLY 41 vehicles are involved. Vehicles which require this Service Action to be completed will show it as ""Open"" when checked either in the ""Service Menu"" of DCSnet (Dealer Communication System) or with the Key Reader."
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.