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July 11, 2025 Over-the-air update

Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject...

Mercedes-Benz technical service bulletin OTA - 25P5497844 for 2021-2024 Mercedes-Benz C300, 2021-2024 Mercedes-Benz GLC 300 and 2022-2024 Mercedes-Benz EQS 450 and others.

Bulletin number
OTA - 25P5497844
Component
Electrical system
Summary
Mercedes-Benz AG, the manufacturer of Mercedes-Benz vehicles, has determined that on certain subject vehicles, the instrument cluster software does not correspond to current production specifications. MBUSA will conduct an OTA service campaign. The instrument cluster will receive an OTA software update that increases the robustness and system stability for the instrument cluster as well as the head-up display. Additionally, the software update allows for the “Automatic Lane Change” function to be installed via a subsequent software update and modifies the acoustic warning of the “Traffic Sign Assist” function. Remote software updates are automatically downloaded and installed in the customer’s vehicle free of charge and do not require a dealer visit.

Owners of these vehicles have filed 122 complaints in the electrical category.

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