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October 16, 2024 Service bulletin

Combustion engine could no longer be started, only electric driving possible

Mercedes-Benz technical service bulletin LI15.40-P-077947 for 2022-2024 Mercedes-Benz C300, 2023-2024 Mercedes-Benz GLC 300 and 2023-2024 Mercedes-Benz AMG C43 and others.

Bulletin number
LI15.40-P-077947
Component
Electrical system
Summary
Complaint Combustion engine could no longer be started, only electric driving possible. Cause High-voltage belt-driven starter-alternator faulty. Remedy Requirement: Prior to the implementation of the test work, it must be ensured that the person carrying out this work has successfully completed the required HV qualification to work on HV system.

Owners of these vehicles have filed 82 complaints in the electrical category.

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