Audi A4 Allroad 2014–2016 — technical service bulletin
Bulletin A421422 2038689- · NHTSA communication 10124887 · issued Dec 10, 2014
Technical service bulletin
communication type
Structure
component
2014–2016
model years
15
vehicle entries
Official summary
Clunking or rattling noises are heard from rear suspension area when vehicle is driven over bumps. These noises can be caused by an improperly seated rear bump stop (which occurs when the rear bump stop was not fully inserted into the rear shock absorber mounting during PDI).
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.