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September 15, 2025 Service bulletin

High-frequency sound/high-frequency whistling at speeds between 100 km/h and 120 km/h (62-74 mph) or...

Mercedes-Benz technical service bulletin LI08.10-P-076885 for 2022 Mercedes-Benz EQS 450, 2023-2024 Mercedes-Benz Eqs 450 4matic and 2023-2025 Mercedes-Benz Eqs SUV 450 4matic.

Bulletin number
LI08.10-P-076885
Component
Power train
Summary
Complaint High-frequency sound/high-frequency whistling at speeds between 100 km/h and 120 km/h (62-74 mph) or between 60 km/h and 80 km/h (37-50mph) Cause Noises of 26th engine order from the transmission gearing Remedy Replacing parts does not provide a remedy; the noise is state of the art

Owners of these vehicles have filed 2 complaints in the transmission category.

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