Audi A3 Cabriolet 2015–2018 — technical service bulletin
Bulletin A91166020448511 · NHTSA communication 10091987 · issued Jul 20, 2016
Technical service bulletin
communication type
Equipment
component
2015–2018
model years
4
vehicle entries
Official summary
This technical service bulletin provides replacement instructions for a missing mmi volume knob.
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.