Service bulletins for the 2020 Porsche Cayenne
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
921 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Electrical system are shown. Show all
| 122-Q8P6C-12 | 2019-12-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Information about providing a map update on some vehicles' navigation system. |
|---|---|
| 122-A9G7N-11 | 2019-11-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Bulletin outlining SD card storage for PIWIS Testers. |
| 122-S3R9Q-11 | 2019-11-01. Service bulletin. ELECTRICAL SYSTEM. New PIWIS Tester update 38.800.030 |
| 122-H6S4J-11 | 2019-11-01. Service bulletin. ELECTRICAL SYSTEM. New PIWIS Tester update 38.800.020 |
| 122-D4N9X-11 | 2019-11-01. Service bulletin. ELECTRICAL SYSTEM. New PIWIS tester updates 38.800.000 &.010 |
| 122-L9C6S-10 | 2019-10-31. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting for WKC9 campaign, which seeks to reprogram the Connect control unit on affected vehicles. |
| 122-J9E3Y-10 | 2019-10-31. Service bulletin. ELECTRICAL SYSTEM. Porsche intranet posting for WKD0 campaign, which seeks to reprogram the gateway control unit on affected vehicles. |
| 122-Z3C2E-10 | 2019-10-15. Service bulletin. ELECTRICAL SYSTEM. Announcement of new Tech Live look, which will put technicians into live chats with technical support if they should have an urgent issue |
| 122-L8R6J-10 | 2019-10-15. Service bulletin. ELECTRICAL SYSTEM. Bulletin highlighting new updates 38.750, 38.750.000 for the Porsche PIWIS Tester 3 |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.