Audi A4 2016–2020 — technical service bulletin
Bulletin SM 14-2020 · NHTSA communication 10172546 · issued Mar 10, 2020
Technical service bulletin
communication type
Equipment
component
2016–2020
model years
18
vehicle entries
Official summary
This special notice is to inform dealers to return the parts listed and order the superseded part number going forward
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.