Audi E-Tron 2019–2024 — technical service bulletin
Bulletin A4223512064019_3 · NHTSA communication 10233509 · issued Mar 27, 2023
Technical service bulletin
communication type
Power Train
component
2019–2024
model years
5
vehicle entries
Official summary
This bulletin provides instructions to address rumbling/rattling noises from the rear axle area while driving over irregularities in the road.
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.