Audi A4 2005–2008 — technical service bulletin
Bulletin TSB-24-08-76 · NHTSA communication 10029108 · issued Dec 3, 2008
Technical service bulletin
communication type
Engine and Engine Cooling
component
2005–2008
model years
8
vehicle entries
Official summary
Audi: mil on. May be slight power reduction at high rpms. This condition does not cause stalling. Vacuum line cracks. *pe
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.