Audi A8 2008–2017 — technical service bulletin
Bulletin A001795 2048152- · NHTSA communication 10127736 · issued Jun 16, 2017
Technical service bulletin
communication type
Engine and Engine Cooling
component
2008–2017
model years
20
vehicle entries
Official summary
This informational bulletin explains why engine oil can be discolored.
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.