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April 8, 2026 Service bulletin

Technical information for Transmission Warning Message “P Not Available”, Fault Memory Entries for Parking...

Porsche technical service bulletin No. 28-26 for 2020-2024 Porsche 911.

Bulletin number
No. 28-26
Component
Power train
Summary
Technical information for Transmission Warning Message “P Not Available”, Fault Memory Entries for Parking Lock Buttons in the Shift Console and Transmission Electronics (PDK) Control Units

Owners of these vehicles have filed 4 complaints in the transmission category.

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