Porsche Cayenne 2006 — technical service bulletin
Bulletin 4A06 · NHTSA communication 10025291 · issued Dec 22, 2006
Technical service bulletin
communication type
Power Train
component
2006
model years
2
vehicle entries
Official summary
W712 - tightening atf line fastening nuts at the thermostat (workshop campaign). Atf (automatic transmission fluiid) line leak between radiator and thermostat. *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.