Audi Q7 2009–2010 — technical service bulletin
Bulletin Circular - Emiss · NHTSA communication 10144667 · issued Jun 4, 2018
Technical service bulletin
communication type
Equipment
component
2009–2010
model years
2
vehicle entries
Official summary
3.0 TDI vehicles were equipped with undisclosed Auxiliary Emission Control Devices which are not permitted by emissions regulations.
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.