Porsche Taycan 2020–2022 — technical service bulletin
Bulletin WNJ4 · NHTSA communication 10226102 · issued Oct 7, 2022
Technical service bulletin
communication type
Electrical System
component
2020–2022
model years
9
vehicle entries
Official summary
Porsche intranet posting with information on workshop campaign WNJ4 - checking threaded joint for strut and replacing 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.