Porsche Cayenne 2019–2023 — technical service bulletin
Bulletin No. 2413 · NHTSA communication 10253956 · issued Apr 9, 2024
Technical service bulletin
communication type
Engine and Engine Cooling
component
2019–2023
model years
5
vehicle entries
Official summary
Instructions on advanced technical information for the Cayenne - squealing noises during light deceleration/coasting
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.