Porsche Cayenne 2011–2012 — technical service bulletin
Bulletin TI-75-12 · NHTSA communication 10048643 · issued Nov 2, 2012
Technical service bulletin
communication type
Engine
component
2011–2012
model years
4
vehicle entries
Official summary
Porsche: when electric plug connection, on hydraulic valves, for camshaft control becomes strained, the function of hydraulic valves are no longer guaranteed due to previous attachment method. Models 2011-2012 cayenne, cayenne s hybrid. *pe
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.