Porsche Cayenne 2011–2017 — technical service bulletin
Bulletin No. 84-17 · NHTSA communication 10194845 · issued May 29, 2021
Technical service bulletin
communication type
Power Train
component
2011–2017
model years
12
vehicle entries
Official summary
Instructions for programming all wheel drive control unit and checking the transfer gear in response to rough running engine or jerking under load.
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.