2009 Mercedes-Benz CLS63 AMG

Introduction

The 2009 Mercedes-Benz CLS63 AMG is a high-performance, four-door coupe that combines luxury, style, and impressive performance. It features a naturally aspirated 6.2L V8 engine producing 507 horsepower and 465 lb-ft of torque, paired with a 7-speed automatic transmission. Despite its sporty nature, the CLS63 AMG also offers comfortable accommodations and a sophisticated interior. While owners generally praise its power, handling, and comfort, they have also reported several issues.

Engine

• 6.2L V8
  • Fuel Injector Failure:
    • Description/Symptoms: Difficulty starting, rough idling, misfires
    • Solution: Replace fuel injectors
    • Estimated Cost to Fix: $1,500 - $2,500+
    • Recalls: N/A
  • Intake Manifold Runner Valve Failure:
    • Description/Symptoms: Loss of power, decreased fuel economy, check engine light
    • Solution: Replace intake manifold runner valves
    • Estimated Cost to Fix: $800 - $1,500+
    • Recalls: N/A

Transmission

• 7-Speed Automatic
  • Mechatronics Unit Failure:
    • Description/Symptoms: Shifting problems, transmission slips, check engine light
    • Solution: Replace mechatronics unit
    • Estimated Cost to Fix: $2,000 - $3,000+
    • Recalls: N/A

Suspension

• No Issues Found

Electrical

• Battery Drain:
  • Description/Symptoms: Battery dies prematurely, difficulty starting
  • Solution: Diagnose and repair electrical system, replace battery if necessary
  • Estimated Cost to Fix: $500 - $1,500+
  • Recalls: N/A
• Alternator Failure:
  • Description/Symptoms: Dimming headlights, electrical malfunctions, check engine light
  • Solution: Replace alternator
  • Estimated Cost to Fix: $600 - $1,200+
  • Recalls: N/A

Exterior

• Door Lock Actuator Failure:
  • Description/Symptoms: Doors fail to lock or unlock, key fob malfunctions
  • Solution: Replace door lock actuator
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: N/A

Interior

• HVAC Control Unit Malfunction:
  • Description/Symptoms: Climate control system does not work, buttons unresponsive
  • Solution: Replace HVAC control unit
  • Estimated Cost to Fix: $1,200 - $2,000+
  • Recalls: N/A
• Sunroof Malfunction:
  • Description/Symptoms: Sunroof fails to open or close, leaks water
  • Solution: Repair or replace sunroof mechanism
  • Estimated Cost to Fix: $800 - $1,500+
  • Recalls: N/A

Summary

While the 2009 Mercedes-Benz CLS63 AMG is a highly capable vehicle, it has several notable issues. The most severe and expensive issues are related to the engine and transmission, including fuel injector failure, intake manifold runner valve failure, and mechatronics unit failure. Electrical problems, such as battery drain and alternator failure, are also common. Interior issues and exterior issues are generally less costly to repair. Overall, owners should be aware of these potential issues before purchasing or owning this vehicle.