Audi A4 Allroad 2017–2018 — technical service bulletin
Bulletin Circular Service · NHTSA communication 10150774 · issued Aug 6, 2018
Technical service bulletin
communication type
Electrical System
component
2017–2018
model years
8
vehicle entries
Official summary
Service Action - Airbag Control Module 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.