Service bulletins for the 2018 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.
718 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. 67-23 | 2023-09-08. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; EQUIPMENT. Technical information on WNP5 - replacing drai hose on heating/fresh air unit |
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| WNP5 | 2023-07-06. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; EQUIPMENT. Porsche intranet posting with information on WNP5 - replacing drain hose on heating fresh air unit |
| 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.