2023 Mercedes-Benz AMG GT 63

The 2023 Mercedes-Benz AMG GT 63 is a high-performance luxury sedan renowned for its powerful engine, sophisticated interior, and striking design. Engine options include a 3.0L inline-6 turbo with hybrid assist, a 4.0L V8 Biturbo, and a 4.0L V8 Biturbo Hybrid. The AMG GT 63 S E Performance variant, featuring the 4.0L V8 Biturbo Hybrid, boasts impressive stats with over 831 horsepower and 1033 lb-ft of torque. While owners praise its exhilarating performance, luxurious features, and head-turning aesthetics, some common dislikes include its high price tag, complex electronics, and potential maintenance costs. All engines are paired with an AMG SPEEDSHIFT MCT 9-speed transmission.

Engine

4.0L V8 Biturbo

• Oil Leaks
  • Description/Symptoms: Oil leaks may occur from various points, including the valve cover gaskets or the oil cooler lines. Symptoms include visible oil drips, a burning oil smell, and low oil levels.
  • Solution: Replacing the leaking gaskets or lines.
  • Estimated Cost to Fix: $200 - $1,500+ depending on the leak’s location and complexity.
  • Recalls: None Found

4.0L V8 Biturbo Hybrid

• Hybrid Battery Issues
  • Description/Symptoms: Problems with the hybrid battery system, including reduced electric range, failure to charge, or error messages related to the hybrid system.
  • Solution: Diagnosis and repair/replacement of the hybrid battery or related components.
  • Estimated Cost to Fix: $1,000 - $10,000+ depending on the cause and components.
  • Recalls: None Found

Engine/Transmission

All Engines

• Engine Malfunction Indicator Light
  • Description/Symptoms: Engine Malfunction Indicator Light illuminates, potentially accompanied by error codes pointing to various sensor or control unit failures within the engine management system.
  • Solution: Diagnostic scanning of the engine control unit to pinpoint the fault. Repair or replacement of the faulty sensor or control unit.
  • Estimated Cost to Fix: $100 - $2,000+ depending on the diagnosis.
  • Recalls: None Found

Transmission

AMG SPEEDSHIFT MCT 9-speed

• Harsh Shifting/Jerky Acceleration
  • Description/Symptoms: Abrupt or jerky gear changes, especially during low-speed driving. Hesitation or delays in acceleration.
  • Solution: Resetting the transmission control module (TCM) or performing an adaptive learning reset. If the problem persists, inspection and potential repair/replacement of valve body components or clutches.
  • Estimated Cost to Fix: $100-$5,000+ depending on the repair needed.
  • Recalls: None Found

Suspension

• Air Suspension Malfunctions
  • Description/Symptoms: Uneven ride height, sagging suspension, error messages related to the air suspension system.
  • Solution: Diagnosis of the air suspension system, including checking for leaks in the air struts, air lines, or compressor. Replacement of faulty components.
  • Estimated Cost to Fix: $500 - $3,000+ depending on the part that is faulty.
  • Recalls: None Found

Electrical

• Infotainment System Freezing/Crashing
  • Description/Symptoms: The MBUX infotainment system freezes, crashes, or experiences lag. Software glitches and unresponsive touch screen.
  • Solution: Software update or replacement of the infotainment system
  • Estimated Cost to Fix: $0 (Software Update) - $2,000+ depending on the repair needed.
  • Recalls: None Found
• Sensor Malfunctions
  • Description/Symptoms: Various sensor malfunctions related to driver-assistance systems (e.g., blind-spot monitoring, lane keeping assist). Error messages displayed on the instrument cluster.
  • Solution: Diagnostics to pinpoint the faulty sensor, followed by replacement.
  • Estimated Cost to Fix: $200 - $1,500+ depending on the sensor.
  • Recalls: None Found

Exterior

• No Issues Found

Interior

• Sunroof Issues
  • Description/Symptoms: Sunroof malfunctions that could cause it to stick while opening or closing.
  • Solution: Lubrication or replacement of the sunroof motor or rails.
  • Estimated Cost to Fix: $200 - $1,000+ depending on the repair needed.
  • Recalls: None Found

Summary

The 2023 Mercedes-Benz AMG GT 63, while a performance-oriented luxury sedan, is subject to some common issues. The most prevalent issues seem to revolve around the electrical system, particularly the infotainment system, and potential malfunctions in the air suspension system. Engine oil leaks and transmission shifting issues are also reported, though perhaps less frequently. The severity of these problems ranges from minor software glitches to more substantial mechanical failures, leading to a wide range of potential repair costs. Buyers should be aware of these potential issues and ensure a thorough pre-purchase inspection.