eCall System Software Failure

Recalls indicate a persistent issue with the eCall system's SIM card software, potentially preventing automatic crash notification. This is primarily a software-related problem requiring manufacturer updates. Estimated repair cost: $0 - $200 (Software Update).

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2021 Mercedes-Benz AMG GT Maintenance guide

Name: Maintenance dataset for 2021 Mercedes-Benz AMG GT
Creator: Carfocal

v1.0Updated Jun 14, 2026Ethan Miller4 Sources Analyzed2 Critical Recalls

MAINTENANCE SUMMARY

The 2021 Mercedes-Benz AMG GT, with an average reliability verdict, requires diligent attention to its eCall system software and potential wiring harness issues affecting ESC/TCS. Regular maintenance, including ensuring recall completion, is crucial for this rear-wheel-drive, 8-cylinder car.

View Critical Issue: ESC/TCS Wiring Harness Fault

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Reliability Score

Est. Annual Maintenance Cost

$700 - $1,200

TSBs & Recalls

17 TSBs | 104 Recalls

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Key Takeaways

The 2021 AMG GT has an 'Average' reliability verdict, influenced by a high number of safety-critical recalls.
Focus on ensuring eCall system software updates and ESC/TCS wiring harness integrity.

2 more takeaways unlock below

Critical service intervals

Common failure analysis

Symptoms and prevention guidance