Audi A6 2006–2011 — technical service bulletin
Bulletin A3715592028279-3 · NHTSA communication 10128472 · issued Jul 14, 2015
Technical service bulletin
communication type
Power Train
component
2006–2011
model years
6
vehicle entries
Official summary
Supersedes Technical Service Bulletin Group 37 number 12-37 dated February 6, 2012. Customer may report that downshifts are not smooth when the vehicle is slowing down. Update to improved software introduced after production will reduce complaints with shifting characteristics. Improved viscosity of ATF lessens clutch grab during clutch activation.
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.