Porsche Cayenne 2018–2019 — technical service bulletin
Bulletin WLN3 · NHTSA communication 10217317 · issued Jul 29, 2022
Technical service bulletin
communication type
Electrical System
component
2018–2019
model years
4
vehicle entries
Official summary
Porsche intranet posting with information on Workshop campaign WLN3 - replacing starter
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.