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January 23, 2026 Service bulletin

Symptom based workshop manual for Refrigerant Loss – Possible Misdiagnosis due to Fluorescent Corrosion...

Porsche technical service bulletin No. 115-25 for 2017-2026 Porsche Cayenne, 2017-2026 Porsche Panamera and 2018-2024 Porsche Cayenne S and others.

Bulletin number
No. 115-25
Component
Electrical system
Summary
Symptom based workshop manual for Refrigerant Loss – Possible Misdiagnosis due to Fluorescent Corrosion Protection at the Electric Air-Conditioning Compressor

Owners of these vehicles have filed 49 complaints in the electrical category.

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