2020 Mercedes-Benz AMG GT S

The 2020 Mercedes-Benz AMG GT S is a high-performance sports car known for its powerful engine, sleek design, and luxurious interior. This model year features a 4.0-liter twin-turbocharged V8 engine that produces 515 horsepower and 494 lb-ft of torque. Other engine options for the AMG GT family include variants with higher horsepower outputs in the AMG GT C, GT R, and GT Black Series models. All variants of the AMG GT, including the GT S, come exclusively with a 7-speed dual-clutch automatic transmission. Owners often praise the car’s exhilarating performance and striking aesthetics, but some criticisms include a firm ride and limited practicality due to its sports car nature.

Engine

4.0L Twin-Turbocharged V8

• Oil Leaks
  • Description/Symptoms: Oil leaks from the valve cover gaskets or the oil filter housing. This can result in a burning smell, visible oil on the engine, or low oil levels.
  • Solution: Replace the faulty valve cover gaskets or oil filter housing gasket. Clean the affected area.
  • Estimated Cost to Fix: $500 - $1500+
• Turbocharger Failure
  • Description/Symptoms: Whining noises from the turbochargers, loss of power, and possible check engine light.
  • Solution: Replacement of the faulty turbocharger(s).
  • Estimated Cost to Fix: $4,000 - $8,000+

Transmission

7-Speed Dual-Clutch Automatic (AMG Speedshift DCT 7G)

• Rough Shifting/Jerky Engagement
  • Description/Symptoms: Harsh or jerky shifting, especially at lower speeds, can be a common complaint. This may be more noticeable in stop-and-go traffic.
  • Solution: A software update or recalibration of the transmission control unit (TCU) might resolve the issue. In some cases, a transmission fluid flush or replacement of solenoids within the transmission may be necessary.
  • Estimated Cost to Fix: $300 - $2,000+

Suspension

• Air Suspension Issues (If equipped)
  • Description/Symptoms: The AMG GT S can be optioned with air suspension. If equipped, owners may experience issues with the air suspension system, including sagging, uneven ride height, or a malfunction indicator light. This can be due to leaks in the air struts or a faulty air compressor.
  • Solution: Diagnose the source of the leak and replace the affected air strut(s) or replace the air compressor.
  • Estimated Cost to Fix: $1,000 - $4,000+

Electrical

• Infotainment System Freezing/Malfunctions
  • Description/Symptoms: The MBUX infotainment system can sometimes freeze, lag, or experience other glitches. This may include issues with the navigation system, audio system, or connectivity features.
  • Solution: Performing a system reset or updating the software. If the issue persists, replacement of the head unit may be necessary.
  • Estimated Cost to Fix: $100 - $2,000+
• Battery Drain
  • Description/Symptoms: Premature battery drain leading to starting problems, especially if the car sits for extended periods.
  • Solution: Diagnostic test to find parasitic draw and repair the faulty circuit. Replacement of the battery.
  • Estimated Cost to Fix: $200 - $500+

Exterior

• No Issues Found

Interior

• No Issues Found

Summary

The 2020 Mercedes-Benz AMG GT S is a thrilling sports car with potential issues that owners should be aware of. Engine oil leaks and turbocharger failures are significant concerns that could lead to high repair costs. Transmission issues, specifically rough shifting, can also detract from the driving experience, although software updates may offer a resolution. If equipped, air suspension issues can arise, potentially incurring substantial repair expenses. Electrical problems like infotainment system malfunctions and battery drain can be inconvenient. Overall, while the AMG GT S offers exhilarating performance and luxurious features, potential buyers should be mindful of these common issues and ensure a thorough inspection before purchase.