Porsche Cayenne 2018–2022 — technical service bulletin
Bulletin No. 30-22 · NHTSA communication 10222557 · issued Sep 30, 2022
Technical service bulletin
communication type
Electrical System
component
2018–2022
model years
10
vehicle entries
Official summary
Technical information on WMJ9 â Re-Programming Gateway Control Unit
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.