Audi A6 2012–2015 — technical service bulletin
Bulletin A87167520447171 · NHTSA communication 10092242 · issued Jul 8, 2016
Technical service bulletin
communication type
Equipment
component
2012–2015
model years
8
vehicle entries
Official summary
This technical service bulletin provides instructions for lessening a buzzing sound from the a/c system on certain settings.
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.