Service bulletins for the 2019 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.
946 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Heating and air conditioning are shown. Show all
| No. 174-23 | 2023-12-08. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; EQUIPMENT. Technical information for little or no cooling power from air-conditioning system |
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| 122-V2C8B-03 | 2020-03-05. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Instructions for replacing the AC control panel if the color is faded. |
| 122-V7Z9N-07 | 2019-07-08. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Instructions for carrying out Workshop Campaign WKC6, Re-programming Air-Conditioning Control Unit and Various Other Control Units. Due to incorrect servo motor control, the air-conditioning system flaps on the affected vehicles may not be moved to the required positions at times. If this happens, the temperature distribution and air distribution in the interior of the vehicles can differ from the selected settings. To prevent this from happening, the air-conditioning control unit must be re-programmed with an updated data record. The software of other control units will also be updated at the same time. |
| 122-V3B6B-07 | 2019-07-08. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Announcement of a 6 month warranty extension on VAS 581005P R1234yf Service Units for air conditioning. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.