Audi A6 2019–2020 — technical service bulletin
Bulletin A9122362060464_4 · NHTSA communication 10225545 · issued Oct 11, 2022
Technical service bulletin
communication type
Electrical System
component
2019–2020
model years
21
vehicle entries
Official summary
This bulletin advises to replace the electronics control module manufactured between 3/16/2019 - 5/22/2019 when sound from all sources will not play in the vehicle.
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.