Audi A4 2017–2018 — technical service bulletin
Bulletin DC_3Gturndown · NHTSA communication 10207094 · issued Jan 7, 2022
Technical service bulletin
communication type
Electrical System
component
2017–2018
model years
15
vehicle entries
Official summary
Communication: 3G Turndown â  motion for Audi connect to launch next week
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.