Audi A8 2003–2006 — technical service bulletin
Bulletin 190707 · NHTSA communication 10024442 · issued Dec 7, 2007
Technical service bulletin
communication type
Engine and Engine Cooling
component
2003–2006
model years
4
vehicle entries
Official summary
Poor or no heating in any or all heating zones of the vehicle. *nj
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.