Audi A3 2015–2023 — technical service bulletin
Bulletin A4021292047758_7 · NHTSA communication 10204724 · issued Dec 14, 2021
Technical service bulletin
communication type
Suspension
component
2015–2023
model years
18
vehicle entries
Official summary
This bulletin contains instructions for proper lubrication of the shock absorber to prevent cracking noises or spring jumps when steering.
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.