Audi A4 2009–2013 — technical service bulletin
Bulletin Edition54 · NHTSA communication 10243777 · issued Sep 23, 2013
Technical service bulletin
communication type
Equipment
component
2009–2013
model years
20
vehicle entries
Official summary
Audi Elsa Newsletter
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.