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April 4, 2025 Service bulletin

Complaint Rear cross traffic activation without obvious cause

Mercedes-Benz technical service bulletin LI54.71-P-078778 for 2020-2025 Mercedes-Benz GLC 300, 2022-2024 Mercedes-Benz EQS 450 and 2020-2024 Mercedes-Benz AMG Glc43 and others.

Bulletin number
LI54.71-P-078778
Component
Back over prevention: rearview system braking
Summary
Complaint Rear cross traffic activation without obvious cause. Cause Verify customer concern with the assistance of the Operator's Manual: • Symbol displayed on headunit. • Audible warning that was presented. • Exact location of event. • Is the concern repeatable in the same location? Remedy If concern was verified and is repeatable in one location, please update both rear radar brackets to the newest variant as listed in the EPC (Parts Catalog). When new parts are received, please verify the correct new part numbers prior to installing.

Owners of these vehicles have filed 103 complaints in the driver assistance category.

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