Audi A3 2017–2018 — technical service bulletin
Bulletin Dealer 34L4 · NHTSA communication 10241492 · issued Aug 2, 2023
Technical service bulletin
communication type
Power Train
component
2017–2018
model years
3
vehicle entries
Official summary
Dealer Letter to announce Repair Available - Service Action 34L4 / TCM Software
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.