Car and Problems Editorial
Mercedes Benz Reports
In-depth recall investigations, safety analyses, and service-bulletin explainers. Updated as fresh safety data lands.

2021 Mercedes-Benz AMG GT Poor Call Quality TSB
Mercedes-Benz has issued Technical Service Bulletin L182.70-P-077433 for the 2021 AMG GT, addressing customer complaints of poor voice quality and background noise during phone calls. The issue is often caused by improperly seated microphones or dirt in the housing.
Service Bulletins
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2021 Mercedes-Benz AMG GT 12V Battery Holder Issue
Mercedes-Benz has issued TSB LI54.10-P-078605 for the 2021 AMG GT regarding difficulties mounting a new 12V battery (A0009824113) with the provided holder (A2175453100). The bulletin clarifies that the new holder is incorrect and advises reusing the original one.

2021 Mercedes-Benz AMG GT Front Brake System Update
Mercedes-Benz has issued field measure 21P4396101 for the 2021 AMG GT, specifically Model 190 with M032 (BLACK SERIES VERSION), to update the front axle brake system. This measure ensures the vehicle's brake components meet current series production specifications.

2021 Mercedes-Benz AMG GT Technical Reference Guide
This Mercedes-Benz technical bulletin LI00.01-P-078887 provides a comprehensive reference for workshops, detailing common acronyms, control unit identification methods, network/wiring architecture groups, and platform-to-baumuster mappings for the 2021 Mercedes-Benz AMG GT.

2021 Mercedes-Benz AMG GT Headlamp Fogging TSB
Mercedes-Benz issued TSB LI82.10-P-078301 for headlamp and fog lamp fogging in the 2021 AMG GT. This document explains that fogging is a natural phenomenon and provides a procedure to clear condensation, distinguishing it from defects.

2021 Mercedes-Benz AMG GT Parking System Malfunctions
This Mercedes-Benz technical service bulletin (TSB) L154.65-P-080132 addresses various parking system malfunctions in the 2021 AMG GT, including sensor activations, a "Red Ring Around Vehicle" warning, and "Active Parking and Parking Assist Inoperative" messages.

2021 Mercedes-Benz AMG GT Parking Assist Faults TSB
This Mercedes-Benz Technical Service Bulletin (TSB) L154.65-P-080132 details various parking assist system faults for the 2021 AMG GT, such as "Red Ring Around Vehicle" and "Active Parking and Parking Assist Inoperative" messages. It provides diagnostic guidance for issues related to PARK sensor…

2021 Mercedes-Benz AMG GT ECU Software Update
Mercedes-Benz has issued service campaign 2024100016 to update the Engine Control Unit (ECU) software on certain 2021 AMG GT vehicles. This update ensures the ECU software meets current production specifications, preventing potential issues with on-board diagnostics and exhaust gas emissions…
