Audi A4 1998–2005 — technical service bulletin
Bulletin 480501 · NHTSA communication 10012767 · issued Feb 3, 2005
Technical service bulletin
communication type
Steering
component
1998–2005
model years
21
vehicle entries
Official summary
Power steering, noisy. To include 2006 models. *tt
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.