Porsche Cayenne 2011–2017 — technical service bulletin
Bulletin 122-Q3V5G-10 · NHTSA communication 10119317 · issued Sep 22, 2017
Technical service bulletin
communication type
Electrical System
component
2011–2017
model years
11
vehicle entries
Official summary
Cause: Clicking noises can come from around the transfer case when manoeuvring the vehicle (or driving slowly) due to activation of the transfer case servo motor. Remedial Action: Before doing any other work, the symptommust be simulated using a test procedure. (Opening the door windows can be helpful when evaluating noises). 1 Conditions for the first test procedure: ? Activate the Start/Stop function and ? deactivate all sources of noise in the vehicle (Entertainment, ventilation, etc.). ? A multi-story parking garage can be useful for acoustic reverberation. ? Onastraight stretch ? fromspee
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.