2007 Mercedes-Benz CL500

Introduction:

The 2007 Mercedes-Benz CL500 is a luxury grand tourer that offers a potent V8 engine, a refined interior, and sleek exterior styling. Other engine and transmission options for the CL-Class include the CL550 (5.5L V8), CL600 (5.5L V12), and CL65 AMG (6.0L V12). The CL500’s 5.0L V8 produces 302 horsepower and 339 lb-ft of torque.

Engine

5.0L V8 (M273)

• Timing Chain Tensioner Failure:
  • Description/Symptoms: Rattling noise from the engine, especially during startup, rough idling, and reduced engine power.
  • Solution: Replace the timing chain tensioner.
  • Estimated Cost to Fix: $1,500 - $2,500+
  • Recalls: None Found
• Intake Manifold Tumble Flaps Failure:
  • Description/Symptoms: Loss of engine power, especially at low RPMs, and an illuminated Check Engine Light.
  • Solution: Replace the intake manifold.
  • Estimated Cost to Fix: $1,000 - $1,500+
  • Recalls: None Found

Transmission

7-Speed Automatic (722.9)

• Valve Body Failure:
  • Description/Symptoms: Rough or delayed gear shifts, slipping gears, and an illuminated Check Engine Light.
  • Solution: Replace the valve body.
  • Estimated Cost to Fix: $2,000 - $3,000+
  • Recalls: None Found

Suspension

• Air Suspension Compressor Failure:
  • Description/Symptoms: Lower ride height, difficulty maintaining ride height, and an illuminated Airmatic Warning Light.
  • Solution: Replace the air suspension compressor.
  • Estimated Cost to Fix: $1,500 - $2,000+
  • Recalls: None Found
• Air Suspension Struts Leaking:
  • Description/Symptoms: Uneven ride height, spongy suspension, and an illuminated Airmatic Warning Light.
  • Solution: Replace the leaking air suspension strut(s).
  • Estimated Cost to Fix: $800 - $1,200+ per strut
  • Recalls: None Found

Electrical

• Ignition Coil Failure:
  • Description/Symptoms: Misfiring, rough idling, and an illuminated Check Engine Light.
  • Solution: Replace the faulty ignition coil(s).
  • Estimated Cost to Fix: $200 - $400+ per coil
  • Recalls: None Found
• Battery Drain:
  • Description/Symptoms: Difficulty starting the vehicle after sitting for an extended period, reduced battery life.
  • Solution: Diagnose and repair the electrical drain, which could involve replacing components such as the alternator, starter, or parasitic drains.
  • Estimated Cost to Fix: Varies depending on the cause
  • Recalls: None Found

Exterior

• Headlight Condensation:
  • Description/Symptoms: Moisture accumulation inside the headlight assemblies.
  • Solution: Replace the headlight assemblies.
  • Estimated Cost to Fix: $600 - $1,000+ per headlight
  • Recalls: None Found

Interior

• COMAND Navigation System Malfunction:
  • Description/Symptoms: System freezing, navigation errors, or display issues.
  • Solution: Update software or replace the COMAND unit.
  • Estimated Cost to Fix: $500 - $1,500+
  • Recalls: None Found

Summary:

Overall, the 2007 Mercedes-Benz CL500 has some notable reliability concerns, particularly with the engine, transmission, and electrical system. Repairs can be costly, especially for major issues like timing chain tensioner failure or valve body replacement. Therefore, it is important to research potential issues and consider a pre-purchase inspection before acquiring this vehicle.