2023 Mercedes-Benz AMG GT 63 S

The 2023 Mercedes-Benz AMG GT 63 S is a high-performance luxury sedan known for its powerful engine, sporty handling, and luxurious interior. Other engine options for the 2023 AMG GT 63 S include a detuned version of the same engine, producing slightly less horsepower. The AMG GT 63 S boasts a handcrafted 4.0-liter V8 biturbo engine producing 630 horsepower and 664 lb-ft of torque. Drivers often praise the car’s acceleration, comfortable ride, and stylish design. However, some criticisms include the high price tag and complex infotainment system.

Engine

4.0L V8 Biturbo

• Turbocharger Failure
  • Description/Symptoms: Whining or whistling noise from the engine, reduced power, check engine light. Potential for oil leaks from the turbocharger.
  • Solution: Replacement of the failed turbocharger(s).
  • Estimated Cost to Fix: $5,000 - $8,000+
  • Recalls: None Found
• Oil Leaks
  • Description/Symptoms: Oil drips under the car, burning oil smell, low oil level warning. Often observed around valve cover gaskets, rear main seal, or oil cooler lines.
  • Solution: Replacement of the leaking gasket or seal.
  • Estimated Cost to Fix: $500 - $2,000+
  • Recalls: None Found

Transmission

AMG SPEEDSHIFT MCT 9-Speed

• Harsh Shifting
  • Description/Symptoms: Rough or jerky shifting between gears, particularly during acceleration or deceleration. May be more pronounced when the transmission is cold.
  • Solution: Software reflash of the transmission control module (TCM). In severe cases, valve body replacement.
  • Estimated Cost to Fix: $200 - $4,000+
  • Recalls: None Found
• Delayed Engagement
  • Description/Symptoms: Noticeable delay between selecting a gear (e.g., Drive or Reverse) and the transmission actually engaging.
  • Solution: Diagnose for other issues, if none found, replace the transmission assembly.
  • Estimated Cost to Fix: $10,000+
  • Recalls: None Found

Suspension

• Air Suspension Failure
  • Description/Symptoms: Car sitting lower than normal, uneven ride height, error messages on the dashboard related to the air suspension system. Possible hissing sound from the air struts.
  • Solution: Diagnosis of the air suspension system to identify the failing component (air strut, compressor, valve block). Replacement of the faulty component.
  • Estimated Cost to Fix: $1,500 - $4,000+
  • Recalls: None Found

Electrical

• Infotainment System Freezing/Crashing
  • Description/Symptoms: The MBUX infotainment system freezes, becomes unresponsive, or crashes and restarts.
  • Solution: Software update of the MBUX system. In some cases, replacement of the infotainment unit may be necessary.
  • Estimated Cost to Fix: $0 - $2,000+
  • Recalls: None Found
• Sensor Malfunctions
  • Description/Symptoms: Errors displayed on the dashboard related to driver assistance features (e.g., blind spot monitoring, lane keeping assist, parking sensors). Inconsistent or unreliable operation of these systems.
  • Solution: Diagnosis and replacement of the faulty sensor(s).
  • Estimated Cost to Fix: $300 - $1,500+ per sensor
  • Recalls: None Found

Exterior

• No Issues Found

Interior

• Creaking/Rattling Noises
  • Description/Symptoms: Annoying creaking or rattling noises coming from the dashboard, door panels, or center console, especially on rough roads.
  • Solution: Tightening loose fasteners, adding felt padding or lubricant to contact points to reduce friction.
  • Estimated Cost to Fix: $100 - $500+
  • Recalls: None Found

Summary

The 2023 Mercedes-Benz AMG GT 63 S is a performance-oriented vehicle that can be prone to some issues. Engine and transmission issues can be quite costly. Suspension and electrical issues can also be a financial burden. Creaking and rattling noises, while not affecting performance, can be irritating in a luxury vehicle. While not all 2023 AMG GT 63 S vehicles will experience these problems, potential buyers should be aware of these common complaints and perform thorough inspections before purchasing.