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May 19, 2023 Service bulletin

Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz, has determined that on certain MY 2021-2023...

Mercedes-Benz technical service bulletin NCU-OTA051923 for 2022-2023 Mercedes-Benz EQS 450, 2021 Mercedes-Benz S 580 and 2022 Mercedes-Benz S 580 4matic and others.

Bulletin number
NCU-OTA051923
Component
Electrical system
Summary
Mercedes-Benz AG (“MBAG”), the manufacturer of Mercedes-Benz, has determined that on certain MY 2021-2023 EQE, EQS, EQS SUV, and S-Class (223, 295, 296, and 297 platform) vehicles, the software of the sound system does not correspond with the latest series production configuration. The software update serves as the necessary preparation for additional functionalities that will be included in the future to improve and expand the sound system of the vehicles. The update is free of charge and will be carried out in the background. The installation will take approximately 3 minutes, the system can be used without restrictions during this period. The new software will be active during the next driving cycle. What We’re Doing MBUSA will conduct an OTA service campaign. Remote software updates are automatically downloaded and installed in the customer’s vehicle free of charge without an additional workshop visit via the data link of the communication module. All customers will be mailed a letter informing them of this software update.

Owners of these vehicles have filed 52 complaints in the electrical category.

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