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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

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
No. 28-262026-10-02. Service bulletin. POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils. Note that this bulletin covers all models back to model year 1984, for which C40 engine oils are allocated.
No. 27-262026-10-02. Service bulletin. POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche C20 Engine Oils. Note that the bulletin covers all models back to model year 1984, for which C20 engine oils are allocated.
No. 26-262026-10-02. Service bulletin. ENGINE; POWER TRAIN. Manufacturer's Certificate for Overview of Approved Porsche C30 Engine Oils. Note that the bulletin includes all models back to model year 1984, for which C30 engine oils are allocated.
No. 25-262026-10-02. Service bulletin. POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche A40 Engine Oils. Note that this bulletin covers all vehicles from model year 1997 to 2020, for which A40 engine oils are assigned. Model years 1997-2001 are not available for selection in the system.
No. D7802026-05-07. Service bulletin. ENGINE; POWER TRAIN. Parts information for parts withdrawal involving the transmission oil. Part number 00004321012 is affected - the vehicles that use this part number should be included.
No. D7762026-05-06. Service bulletin. ENGINE; POWER TRAIN. Parts information for parts withdrawal involving the transmission oil. The vehicles affected are ones that use the part number 00004330563
No. D768.12026-04-07. Service bulletin. POWER TRAIN. Parts information for parts withdrawal involving the transmission fluid. Part number 00004321048. The cars affected are ones that use the part number listed.
No. D7682026-03-02. Service bulletin. POWER TRAIN. Parts information for parts withdrawal involving the (00004321048) Transmission fluid. The vehicles affected are ones that use the part number mentioned.
No. D7612026-03-02. Service bulletin. POWER TRAIN. Parts information for parts withdrawal involving the 7 speed dual clutch gear box. Part numbers 0BG300047 and 0BG300047X are affected. Cars that are involved are ones that use the part numbers mentioned.
No. D735.12025-10-08. Service bulletin. POWER TRAIN. Parts information for parts withdrawal involving the rear axle steering. The part numbers are 992501031H, 992501032H, 992501033AB, 992501033AC. The vehicles affected are cars that use the part numbers listed
No. D7172025-05-06. Service bulletin. POWER TRAIN. Parts information for parts withdrawal involving the piston - 0PB107066J and 0PB107066K. The cars affected are ones that use the two part numbers mentioned.
No. D7162025-05-06. Service bulletin. POWER TRAIN. Parts information for parts withdrawal involving 992501201K. The vehicles affected are cars that use the part number in the PDF.
No. 205-202025-03-05. Service bulletin. POWER TRAIN. Symptom-based workshop manual - Transmission symptom- Oil leakage on automatic transmission: Observe specified procedure (SY 205/20)
No. D705.12025-01-07. Service bulletin. POWER TRAIN; SUSPENSION. Parts information for parts withdrawal for information on the cardan shaft and shock absorber. The vehicles affected are cars that use part numbers 958521101, 958521101A, 9J1413031G
No. D7052025-01-07. Service bulletin. SUSPENSION; POWER TRAIN. Parts information for parts withdrawal for information on the cardan shaft and shock absorber. The vehicles affected are cars that use part numbers 958521101, 958521101A, 9J1413031G
No. 205-202024-07-03. Service bulletin. POWER TRAIN. Symptom-based workshop manual for transmission symptom involving an oil leakage on transfer box for the Cayenne
No. 206-202024-07-03. Service bulletin. POWER TRAIN. Symptom-based workshop manual for transmission symptom involving an oil leakage on transfer box for the Cayenne
No. 20-242024-04-03. Service bulletin. POWER TRAIN. Technical information for an assessment of cracks on elastomer bearings on the front and rear axles.
WMD12021-06-03. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Porsche intranet posting with preliminary information for Porsche workshop campaign WMD1 Workshop Campaign -PCM Software Update.
No. 205-202021-04-02. Service bulletin. POWER TRAIN. Workshop information for a transmission symptom. What to do if there are oil leaks on the automatic transmission.
No. 206-202021-04-02. Service bulletin. POWER TRAIN. Workshop information for a transmission symptom, how to deal with oil leaks on the transfer box.
No. 111-202021-02-01. Service bulletin. POWER TRAIN. Instructions on how to reduce or remove speaking noises at low speeds from the rear axle area.
No. 21022021-02-01. Service bulletin. POWER TRAIN. Special tools information about a mounting bracket for the Cayenne transmission.
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. 20232020-10-01. Service bulletin. EQUIPMENT; POWER TRAIN. Information on new special tools for the Cayenne Transmission.

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