Porsche Cayenne 2018–2025 — technical service bulletin
Bulletin No. 180-18-2 · NHTSA communication 11020515 · issued Jun 28, 2025
Technical service bulletin
communication type
Engine
component
2018–2025
model years
24
vehicle entries
Official summary
Technical information for a Complaint - Cylinder Head Cover Near the Injector Holes Leaking: Subsequent Work on Cylinder Head (Cayenne models)
Vehicles covered
- 2018 Porsche Cayenne
- 2019 Porsche Cayenne
- 2020 Porsche Cayenne
- 2021 Porsche Cayenne
- 2022 Porsche Cayenne
- 2023 Porsche Cayenne
- 2024 Porsche Cayenne
- 2025 Porsche Cayenne
- 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
- 2025 Porsche Cayenne E-Hybrid
- 2018 Porsche Cayenne S
- 2019 Porsche Cayenne S
- 2020 Porsche Cayenne S
- 2021 Porsche Cayenne S
- 2022 Porsche Cayenne S
- 2023 Porsche Cayenne S
- 2024 Porsche Cayenne S
- 2018 Porsche Cayenne S E-Hybrid
- 2020 Porsche Cayenne S 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.