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May 8, 2026 Service campaign

Technical information for WTA8

Porsche technical service bulletin No. WTA8 for 2017-2023 Porsche Panamera 4 E-Hybrid and 2019-2023 Porsche Cayenne E-Hybrid.

Bulletin number
No. WTA8 (WTA8)
Component
Electrical system
Summary
Technical information for WTA8 - Replacing High-Voltage Battery Control Unit (Workshop Campaign)

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