Audi S3 2015–2016 — technical service bulletin
Bulletin A421629 2042645- · NHTSA communication 10118308 · issued Jan 21, 2016
Technical service bulletin
communication type
Suspension
component
2015–2016
model years
2
vehicle entries
Official summary
Rear shock mounting noises. Customer may report hearing rumbling noises from the rear of the vehicle when driving on very uneven roads or over potholes. This bulletin only applies to S3 vehicles with Audi magnetic ride. The rear shock mounts are causing the noises.
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.