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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
WLN12021-01-05. Service bulletin. EQUIPMENT. Porsche intranet posting with preliminary information on WLN1 stop sale/workshop campaign.
No. 200-202021-01-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. Instructions on how to delete and re-initialize the user (driver) in the event that a message appears that the PCM cannot be closed.
No. 119-202021-01-05. Service bulletin. SEATS; EQUIPMENT ADAPTIVE/MOBILITY. Instructions on how to replace the seat cover and padding on the new Cayenne, in the event that creases form on the seat.
No. 54-202021-01-05. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. List of approved A40 style engine oils for new and classic Porsche models.
No. 53-202021-01-05. Service bulletin. ENGINE AND ENGINE COOLING. List of approved C40 style engine oils for new and classic Porsche vehicles.
No. 173-202020-12-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); EQUIPMENT. Instructions for fixing the navigation in the PCM in the event that it is loading slowly.
No. 24-152020-12-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; PARKING BRAKE:INDICATOR LIGHT; VISIBILITY. Installation and conversion instructions for parking pre-climatization of the Gen 2 Cayenne.
122-D8Z9H-022020-11-16. Service bulletin. ENGINE AND ENGINE COOLING. RESUBMITTING AT THE REQUEST OF B HARDGRAVE. This bulletin from January 2017 contains instructions on how to properly fill Hybrid vehicles with oil, and what to do in the event of a red warning light "Maximum oil level exceeded".
No. 20002020-11-06. Service bulletin. ENGINE AND ENGINE COOLING. Advanced Technical information on a NVH Lubrication kit.
No. 20352020-11-05. Service bulletin. ELECTRICAL SYSTEM. Special Tools information for a new Adapter Cable for EVs.
No. 2020.12020-11-05. Service bulletin. EQUIPMENT. Information on map update services to be applied offline via and SD card. Applies to vehicles with PCM 4, 5.
No. D5272020-11-05. Service bulletin. ENGINE AND ENGINE COOLING. Parts withdrawal information for an exhaust pipe.
No. D5252020-11-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Parts withdrawal information for a control panel on the Cayenne.
No. D5182020-11-05. Service bulletin. ENGINE AND ENGINE COOLING. Parts withdrawal information for a Cayenne muffler.
No. 138-202020-11-05. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Instructions on how to reprogram the central computer using and SD card in the event that the surround view camera show the vehicle offset on the screen.
No. D5172020-11-05. Service bulletin. FUEL SYSTEM, GASOLINE; EQUIPMENT ADAPTIVE/MOBILITY. Information on Parts withdrawal of a fuel tank for the Cayenne.
No. 119-202020-10-01. Service bulletin. SEATS; STRUCTURE. Instruction on replacing the padding and cover of seats which show ridge formation on the seat surface.
No. 11-152020-10-01. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Information on replacing the control unit for the auxiliary alarm system in the event of fault codes.
No. 20252020-10-01. Service bulletin. EQUIPMENT. Information on new special tool - T40280 Q-Clip Tool.
No. 20242020-10-01. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS/RECEPTACLES. Information on new special tool - VAS 1978/35 Connector Release Tools.
No. 20232020-10-01. Service bulletin. EQUIPMENT; POWER TRAIN. Information on new special tools for the Cayenne Transmission.
No. 45-202020-10-01. Service bulletin. TIRES; WHEELS. List of Approved Tires, Wheels and Wheel Spacers for the Cayenne.
No. 20222020-10-01. Service bulletin. EQUIPMENT:MECHANICAL; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Information on new special tool - Pinout/Diag Tool Box w/ Foam
No. 31-202020-10-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. List of approved engine oils for all Porsche models since 2003.
No. 20212020-10-01. Service bulletin. SUSPENSION:REAR. Information on new Special tool - E3(9YA /9YB) Rear Suspension Eccentric Socket.

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