Porsche Cayenne 2017–2025 — technical service bulletin

Bulletin No. 2304.1 · NHTSA communication 11008685 · issued Sep 30, 2024

Technical service bulletin

communication type

Engine

component

2017–2025

model years

vehicle entries

Official summary

Information on a air separator membrane failure

Vehicles covered

2019 Porsche Cayenne
2020 Porsche Cayenne
2021 Porsche Cayenne
2022 Porsche Cayenne
2023 Porsche Cayenne
2024 Porsche Cayenne
2024 Porsche Cayenne Coupe
2019 Porsche Cayenne E-Hybrid
2020 Porsche Cayenne E-Hybrid
2021 Porsche Cayenne E-Hybrid
2022 Porsche Cayenne E-Hybrid
2023 Porsche Cayenne E-Hybrid
2024 Porsche Cayenne E-Hybrid
2020 Porsche Cayenne GT
2021 Porsche Cayenne GT
2022 Porsche Cayenne GT
2021 Porsche Cayenne GTS
2022 Porsche Cayenne GTS
2023 Porsche Cayenne GTS
2024 Porsche Cayenne GTS
2019 Porsche Cayenne S
2020 Porsche Cayenne S
2021 Porsche Cayenne S
2022 Porsche Cayenne S
2023 Porsche Cayenne S
2024 Porsche Cayenne S
2024 Porsche Cayenne S Coupe
2020 Porsche Cayenne S E-Hybrid
2019 Porsche Cayenne Turbo
2020 Porsche Cayenne Turbo
2023 Porsche Cayenne Turbo
2020 Porsche Cayenne Turbo Coupe
2024 Porsche Cayenne Turbo E-Hybrid
2022 Porsche Cayenne Turbo GT
2023 Porsche Cayenne Turbo GT
2024 Porsche Cayenne Turbo GT
2019 Porsche Cayenne Turbo S E-Hybrid
2020 Porsche Cayenne Turbo S E-Hybrid
2021 Porsche Cayenne Turbo S E-Hybrid
2022 Porsche Cayenne Turbo S E-Hybrid
2023 Porsche Cayenne Turbo S E-Hybrid
2020 Porsche Cayenne Turbo S Hyb Coupe
2017 Porsche Panamera
2018 Porsche Panamera
2019 Porsche Panamera
2020 Porsche Panamera
2021 Porsche Panamera
2022 Porsche Panamera
2023 Porsche Panamera
2024 Porsche Panamera
2017 Porsche Panamera 4
2018 Porsche Panamera 4
2019 Porsche Panamera 4
2020 Porsche Panamera 4
2021 Porsche Panamera 4
2022 Porsche Panamera 4
2023 Porsche Panamera 4
2024 Porsche Panamera 4
2017 Porsche Panamera 4 E-Hybrid
2018 Porsche Panamera 4 E-Hybrid

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.