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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

Bulletins, newest first
No. D7452025-12-05. Service bulletin. ENGINE. Parts information for parts withdrawal involving the Thermostat (PAB121115C). The cars affected are ones that use this part number.
No. 25132025-12-05. Service bulletin. UNKNOWN OR OTHER. Special tools and equipment information on VAS 6292 Spec Update 2025.0.3 (VAS 6292/9 & VAS 6292/10 Required)
No. 29-182025-11-06. Service bulletin. UNKNOWN OR OTHER. Installation and conversion instructions for the trailer hitch on the 2019-2023 Cayennes
No. 11-252025-11-06. Service bulletin. ELECTRICAL SYSTEM. Technical information for Various Error Messages regarding Driver Assistance Systems in the Instrument Cluster / Passive Fault Memory Entry "C12D5FA" in the Driver Assistance System Control Unit
No. D7442025-11-06. Service bulletin. ENGINE. Parts information for parts withdrawal involving the wiring set for engine and wire set. The vehicles affected are cars that use the part numbers in the PDF.
No. WSB42025-11-06. Service campaign. ELECTRICAL SYSTEM. Technical information for WSB4 - Re-Programming External Communication Control Unit (Workshop Campaign)
No. D7432025-11-06. Service bulletin. ENGINE. Parts information for parts withdrawal involving the thermostat on certain vehicles. The cars affected are cars that use part number PAB121115D
No. 2323.62025-11-06. Service bulletin. VISIBILITY/WIPER; ELECTRICAL SYSTEM. Instructions on advanced technical information for the surround camera intermittent operation on the Cayenne
No. 12-252025-11-06. Service bulletin. ENGINE. Manufacturers certificate for allocation of approved engine oils from MY20
No. WSB42025-11-06. Service campaign. ELECTRICAL SYSTEM. Technical information on WSB4 - Re-Programming External Communication Control Unit
No. GR17D4a2025-11-06. Service bulletin. UNKNOWN OR OTHER. Product Knowledge for the Porsche evolution from 1948-2025
No. 84-252025-11-05. Service bulletin. ELECTRICAL SYSTEM. Technical information for Various Error Messages Regarding Driver Assistance Systems in the Instrument Cluster in Conjunction With Passive Fault Memory Entries in the Distance Measuring Sensor Control Unit
No. GR6D92025-11-05. Service bulletin. WHEELS. Parts information for the thatcham wheel lock information. Since model year 2015, nearly all new vehicles (SUV's may have Thatcham or previous style wheel lock) come equipped with Thatcham-style wheel locks from the factory. Each vehicle equipped with Thatcham-style wheel locks uses a unique key. The vehicles affected are cars that use this wheel lock
No. 2433.32025-11-05. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the mobile charger NEMA supply cable initialization failure. The vehicles affected are the Taycans, Panameras, and Cayennes.
No. D7422025-10-08. Service bulletin. ELECTRICAL SYSTEM. Parts information for Parts Withdrawal - Warning Sign (1EA010505). The vehicles affected use the part number mentioned.
No. D739.12025-10-08. Service bulletin. ENGINE. Parts information for parts withdrawal involving the belt latch. 9Y0857755D and 9Y0857755E, the vehicles affected use the part numbers mentioned.
No. D7412025-10-08. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving the hybrid battery - 992915100LY & 992915100AX. The hybrids affected use the the part numbers mentioned
No. D7402025-10-08. Service bulletin. ENGINE. Parts information for Parts Withdrawal - Air Line (9Y1616719 & 9Y2616719). The vehicles affected are cars that use the part numbers mentioned
No. 31-202025-10-08. Service bulletin. ELECTRICAL SYSTEM. Technical information for a Diagnosis and Handling of 12-Volt Lithium-Ion Battery (Vehicle Electrical System Battery)
No. D7392025-10-08. Service bulletin. ENGINE. Parts information for parts withdrawal involving the belt latch. Part numbers 9Y0857755D & 9Y0857755E are involved. The vehicles considered would use the part numbers mentioned.
No. D727.12025-10-08. Service bulletin. ENGINE. Parts information for parts withdrawal involving the compressor. Part numbers 971260601Q, 971260601QU,971260601QX, 971260601RU, 971260601SU, 971260601SX, 971260601R, 971260601RX are all affected. The vehicles that use any of the part numbers listed should be considered for this.
No. D7382025-10-08. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving the high voltage battery - 0Z3915913BN. Vehicles affected are cars that use the part number mentioned
No. D7372025-10-08. Service bulletin. ELECTRICAL SYSTEM. Parts information for parts withdrawal involving the control unit for battery monitoring. Part numbers related are PAC915234, PAC915234A, PAC915234B, PAC915234C, PAC915234D. The vehicles affected are cars that use the part number mentioned
No. 25222025-10-08. Service bulletin. ELECTRICAL SYSTEM. Instructions on advanced technical information for the Cayenne - A/C blows warm or fan remains active after shutdown for LIN bus 2 electrical fault
No. D7362025-10-08. Service bulletin. SEAT BELTS. Parts information for parts withdrawal involving the belt latch - part numbers 992857756E & 992857755D. The vehicles affected are cars that use the part numbers mentioned

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