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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

Bulletins, newest first
PIWIS2301az2023-10-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Information on PIWIS tester update 42.200.000 – 42.200.012
No. 23132023-10-05. Service bulletin. ELECTRICAL SYSTEM. Special tools and equipment information for the Pico Oscilloscope Extended Functionality
No. D52023-09-09. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:ANTI-THEFT DEVICES. Parts information for parts withdrawal on the locks made to original key code
No. D6472023-09-09. Service bulletin. UNKNOWN OR OTHER; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PUMP. Parts information on parts withdrawal for the oil pump
No. 95-232023-09-09. Service bulletin. SEATS. Symptom-based workshop manual for the Cayenne - front seat symptom. knocking/whinning noise from the seat frame.
No. 67-232023-09-08. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; EQUIPMENT. Technical information on WNP5 - replacing drai hose on heating/fresh air unit
No. 14-232023-08-04. Service bulletin. ENGINE AND ENGINE COOLING. Manufacturers certificate for allocation of approved engine oils
No. 2114.22023-08-04. Service bulletin. ENGINE AND ENGINE COOLING. Instructions on advanced technical information for the engine - will not start for updating PVTS CU software via dealer web portal
PIWIS2301as2023-08-03. Service bulletin. EQUIPMENT. Information for PIWIS tester update 42.100.000, .010 & .011
PIWIS2301ar2023-08-03. Service bulletin. BACK OVER PREVENTION:SOFTWARE. Information for PIWIS tester updates 42.000.050 & .051
No. 180-18-22023-08-03. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. Technical information for a complaint involving the cylinder head cover near the injector holes leaking.
PIWIS2301aq2023-08-03. Service bulletin. BACK OVER PREVENTION:SOFTWARE. Information for PIWIS tester update 42.000.048
PIWIS2301ap2023-08-03. Service bulletin. EQUIPMENT. Information for PIWIS tester update 42.000.040
PIWIS2301ao2023-08-03. Service bulletin. EQUIPMENT. Information for PIWIS tester update 42.000.035
WNP52023-07-06. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; EQUIPMENT. Porsche intranet posting with information on WNP5 - replacing drain hose on heating fresh air unit
No. 1706.22023-07-06. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for packaging and test log requirements for high voltage lithium-ion battery returns.
No. 23112023-07-06. Service bulletin. EQUIPMENT. Special tools information on an upgrade to the pushers for the VAS5237
No. 67-232023-07-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Technical information for WNP5 - replacing drain hose on heating/fresh air unit
No. 29-182023-06-06. Service bulletin. TRAILER HITCHES. Installation and conversion instructions for the trailer hitch on the 2018-2023 Cayenne.
No. 104-202023-05-03. Service bulletin. FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY. Symptom based workshop manual for a rattling noise form the fuel tank area - replacing fuel tank with new type of fuel tank
No. 31-202023-04-07. Service bulletin. ELECTRICAL SYSTEM. Technical information for the diagnosis and handling of 12v lithium ion battery
No. 02-23-12023-04-06. Service bulletin. ENGINE AND ENGINE COOLING. Manufacturers certificate for approved engine C20 engine oils.
No. D4a2023-04-06. Service bulletin. EQUIPMENT. Product knowledge for the Porsche evolution from 1948-2023.
No. 143-182023-04-06. Service bulletin. BACK OVER PREVENTION; VISIBILITY. Symptom-based workshop manual for One or More Camera Views in the Central Display of the PCM are Black - Possible Water Intrusion
No. 122-202023-04-06. Service bulletin. SERVICE BRAKES, HYDRAULIC. Technical information on a complaint - brake noise

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.