Porsche Cayenne 2018–2026 — technical service bulletin
Bulletin No. 104-20 · NHTSA communication 11026375 · issued Nov 15, 2025
Technical service bulletin
communication type
Engine
component
2018–2026
model years
17
vehicle entries
Official summary
Symptom based workshop manual for a Noise Symptom - Rattling Noises from the Fuel Tank Area: Replacing Fuel Tank with New Type of Fuel Tank
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
- 2026 Porsche Cayenne
- 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
- 2024 Porsche Cayenne S Coupe
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.