Audi A4 2017–2018 — technical service bulletin
Bulletin Dealer 91CD · NHTSA communication 10207089 · issued Jan 10, 2022
Technical service bulletin
communication type
Communication
component
2017–2018
model years
9
vehicle entries
Official summary
AT&T has announced its plan to discontinue its 3G network in the U.S. starting in February 2022. This will impact the Audi connect services in certain 2017-2019 model year Audi vehicles.
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.