Audi A6 2005–2008 — technical service bulletin
Bulletin 940706 · NHTSA communication 10022455 · issued Jun 22, 2007
Technical service bulletin
communication type
Exterior Lighting
component
2005–2008
model years
4
vehicle entries
Official summary
While vehicle is at idle speed, engine resonance may lead to vibrations within the headlights. This causes the light beams to shake. *kb
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.