2007 Mercedes-Benz CLS350

Introduction to the 2007 Mercedes-Benz CLS350

The 2007 Mercedes-Benz CLS350 is a mid-size luxury sedan that offers a stylish and sophisticated driving experience. It features a powerful 3.5-liter V6 engine that produces 268 horsepower and 258 lb-ft of torque, paired with a 7-speed automatic transmission. The CLS350 provides a comfortable and well-equipped cabin, with features such as leather upholstery, a sunroof, and a premium audio system. However, like any vehicle, it is not without its potential issues.

Engine

3.5L V6 Engine

• Intake Manifold Failure
  • Description/Symptoms: A faulty intake manifold can cause reduced engine power, rough idling, and increased fuel consumption.
  • Solution: Replacing the intake manifold typically resolves the issue.
  • Estimated Cost to Fix: $1,000 - $2,000+
  • Recalls: None Found
• Timing Chain Tensioner Failure
  • Description/Symptoms: A failing timing chain tensioner can lead to a rattling noise, decreased engine performance, and potentially catastrophic engine damage if left unrepaired.
  • Solution: Replacing the timing chain tensioner and associated components is necessary.
  • Estimated Cost to Fix: $2,000 - $3,000+
  • Recalls: None Found

Transmission

7-Speed Automatic Transmission

• Transmission Slipping
  • Description/Symptoms: The transmission may slip or hesitate during gear changes, resulting in a loss of power or rough shifting.
  • Solution: Repairing or replacing the transmission is often required.
  • Estimated Cost to Fix: $2,500 - $4,000+
  • Recalls: None Found

Suspension

• Front Control Arm Bushing Wear
  • Description/Symptoms: Worn control arm bushings can cause clunking or rattling noises from the front suspension, as well as decreased handling and stability.
  • Solution: Replacing the worn bushings with new ones restores suspension performance.
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found
• Rear Air Suspension Failure
  • Description/Symptoms: A malfunctioning rear air suspension system can cause the vehicle to sag or ride unevenly.
  • Solution: Replacing the air suspension components, such as the air bags or compressor, is typically required.
  • Estimated Cost to Fix: $1,500 - $2,500+
  • Recalls: None Found

Electrical

• Battery Discharge
  • Description/Symptoms: The vehicle’s battery may discharge quickly, leaving it unable to start.
  • Solution: Diagnosing and repairing the underlying electrical issue causing the discharge, such as faulty alternators or parasitic drains.
  • Estimated Cost to Fix: $500 - $1,500+
  • Recalls: None Found
• Xenon Headlight Ballast Failure
  • Description/Symptoms: One or both xenon headlights may fail to illuminate due to a faulty ballast.
  • Solution: Replacing the defective ballast is usually necessary.
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Exterior

• Door Handle Malfunction
  • Description/Symptoms: The door handles may become loose or stuck, making it difficult to open or close the doors.
  • Solution: Replacing the faulty door handles is typically the solution.
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found

Interior

• Climate Control Malfunction
  • Description/Symptoms: The climate control system may fail to regulate temperature or airflow properly.
  • Solution: Diagnosing and repairing the issue, which may involve replacing faulty sensors or actuators.
  • Estimated Cost to Fix: $300 - $1,000+
  • Recalls: None Found
• Navigation System Update
  • Description/Symptoms: The navigation system may become outdated and require an update.
  • Solution: Purchasing and installing an updated navigation software disc.
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found

Summary

The 2007 Mercedes-Benz CLS350 is a stylish and powerful luxury sedan, but it is not without its potential issues. The most common problems reported by owners include engine intake manifold failure, timing chain tensioner failure, transmission slipping, suspension component wear, electrical battery discharge, and minor interior and exterior issues. While some of these repairs can be significant, the reliability of the CLS350 is generally considered average. The severity and cost of the potential issues should be taken into account when considering this vehicle.