Audi Q8 2019–2025 — technical service bulletin
Bulletin A2023642067759_3 · NHTSA communication 10247199 · issued Dec 12, 2023
Technical service bulletin
communication type
Fuel System, Gasoline
component
2019–2025
model years
9
vehicle entries
Official summary
This bulletin provides information for when there is a ticking/thumping noise in the passenger compartment (rear) - EVAP Charcoal filter line (N80).
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.