Audi Q7 2013–2015 — technical service bulletin
Bulletin Dealer Letter - · NHTSA communication 10133412 · issued Nov 3, 2017
Technical service bulletin
communication type
Power Train
component
2013–2015
model years
3
vehicle entries
Official summary
3.0L TDI vehicles were equipped with undisclosed Auxiliary Emission Control Devices which are not permitted by emissions regulations. Install updated engine control module (ECM) software, transmission control module (TCM) software and hardware to bring affected vehicles into regulatory compliance.
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.