Audi A4 2017 — technical service bulletin
Bulletin Dealer96G4REV1 · NHTSA communication 10204974 · issued Dec 9, 2021
Technical service bulletin
communication type
Electrical System
component
2017
model years
3
vehicle entries
Official summary
Update the gateway control module software. In rare cases, the gateway control module may require replacement. Updated gateway part numbers in claiming instructions
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.