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September 22, 2026 Service bulletin

Manufacturer's Certificate for Overview of Approved Porsche C20 Engine Oils

Porsche technical service bulletin No. 30-26 for 2021-2026 Porsche Cayenne, 2021-2026 Porsche Macan and 2021-2026 Porsche 911 and others.

Bulletin number
No. 30-26
Component
Power train
Summary
Manufacturer's Certificate for Overview of Approved Porsche C20 Engine Oils

Owners of these vehicles have filed 15 complaints in the transmission category.

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