Porsche Cayenne GTS 2023–2026 — technical service bulletin
Bulletin 49/26 · NHTSA communication 11035938 · issued Aug 1, 2026
Technical service bulletin
communication type
Engine
component
2023–2026
model years
29
vehicle entries
Official summary
Noises After a Cold Start of the Engine Due to Camshaft Actuator (SY 49/26)
Vehicles covered
- 2023 Porsche Cayenne GTS
- 2024 Porsche Cayenne GTS
- 2025 Porsche Cayenne GTS
- 2026 Porsche Cayenne GTS
- 2024 Porsche Cayenne GTS Coupe
- 2025 Porsche Cayenne GTS Coupe
- 2026 Porsche Cayenne GTS Coupe
- 2023 Porsche Cayenne S
- 2024 Porsche Cayenne S
- 2024 Porsche Cayenne S Coupe
- 2025 Porsche Cayenne S Coupe
- 2026 Porsche Cayenne S Coupe
- 2023 Porsche Cayenne Turbo
- 2024 Porsche Cayenne Turbo E-Hybrid
- 2025 Porsche Cayenne Turbo E-Hybrid
- 2026 Porsche Cayenne Turbo E-Hybrid
- 2024 Porsche Cayenne Turbo E-Hybrid Coupe
- 2025 Porsche Cayenne Turbo E-Hybrid Coupe
- 2026 Porsche Cayenne Turbo E-Hybrid Coupe
- 2023 Porsche Cayenne Turbo GT
- 2024 Porsche Cayenne Turbo GT
- 2025 Porsche Cayenne Turbo GT Coupe
- 2023 Porsche Cayenne Turbo S E-Hybrid
- 2023 Porsche Panamera GTS
- 2024 Porsche Panamera GTS
- 2025 Porsche Panamera GTS
- 2025 Porsche Panamera Turbo E-Hybrid
- 2023 Porsche Panamera Turbo S E-Hybrid
- 2025 Porsche Panamera Turbo 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.