Porsche Cayenne 2013–2014 — technical service bulletin
Bulletin 122-Y9P5C-02 · NHTSA communication 10170977 · issued Jan 14, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
2013–2014
model years
2
vehicle entries
Official summary
Porsche intranet posting with Pre Information about Workshop Campaign WKH9, which seeks to check the EGR cooler on affected vehicles and replace if necessary.
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.