2009 Mercedes-Benz CLK280

2009 Mercedes-Benz CLK280

The 2009 Mercedes-Benz CLK280 is a luxury coupe offered with a 3.0-liter V6 engine paired with a 7-speed automatic transmission. With 228 horsepower and 221 lb-ft of torque, the CLK280 delivers a smooth and refined driving experience. It boasts a spacious interior, stylish exterior, and a host of advanced features. However, certain issues have been reported by owners.

Engine

• 3.0L V6

  • Intake Manifold Failure
    • Description/Symptoms: Cracked or warped intake manifold, leading to vacuum leaks, rough idling, and decreased power.
    • Solution: Replace intake manifold.
    • Estimated Cost to Fix: $1,000 - $1,500
  • Timing Chain Tensioner Failure
    • Description/Symptoms: Worn or broken timing chain tensioner, resulting in excessive chain slack and potential engine damage.
    • Solution: Replace timing chain tensioner and related components.
    • Estimated Cost to Fix: $2,000 - $3,000
  • Oil Leaks
    • Description/Symptoms: Leaks from various parts of the engine, such as valve cover gaskets, oil pan gasket, or rear main seal.
    • Solution: Replace leaking gaskets or seals.
    • Estimated Cost to Fix: $500 - $1,000+
  • Valve Cover Bolt Failure
    • Description/Symptoms: Broken valve cover bolts, causing oil leaks and potential engine damage.
    • Solution: Replace valve cover bolts and reseal.
    • Estimated Cost to Fix: $500 - $700
  • Camshaft Adjuster Failure
    • Description/Symptoms: Faulty camshaft adjuster, leading to engine timing issues, reduced power, and increased fuel consumption.
    • Solution: Replace camshaft adjuster and related components.
    • Estimated Cost to Fix: $1,500 - $2,000
  • Throttle Body Failure
    • Description/Symptoms: Malfunctioning throttle body, causing rough idling, acceleration problems, and check engine light.
    • Solution: Replace throttle body.
    • Estimated Cost to Fix: $500 - $700

Transmission

• 7-Speed Automatic

  • Shift Solenoid Failure
    • Description/Symptoms: Faulty shift solenoid, resulting in delayed or harsh shifts, transmission slipping, and check engine light.
    • Solution: Replace shift solenoid and perform transmission fluid flush.
    • Estimated Cost to Fix: $500 - $1,000
  • Transmission Control Module (TCM) Failure
    • Description/Symptoms: Malfunctioning TCM, causing transmission shift problems, loss of power, and limp mode.
    • Solution: Reprogram or replace TCM.
    • Estimated Cost to Fix: $500 - $1,500
  • Torque Converter Failure
    • Description/Symptoms: Worn or damaged torque converter, leading to transmission slipping, shuddering, and overheating.
    • Solution: Replace torque converter and perform transmission fluid flush.
    • Estimated Cost to Fix: $2,000 - $3,000+

Suspension

• Strut Mount Failure
  • Description/Symptoms: Worn or damaged strut mounts, causing suspension noise, vibration, and reduced handling.
  • Solution: Replace strut mounts.
  • Estimated Cost to Fix: $500 - $800

Electrical

• Xenon Headlight Ballast Failure
  • Description/Symptoms: Malfunctioning headlight ballast, causing one or both headlights to flicker or fail completely.
  • Solution: Replace ballast.
  • Estimated Cost to Fix: $300 - $500 per side

Exterior

• Door Handle Breakage
  • Description/Symptoms: Broken door handles, making it difficult or impossible to open the doors.
  • Solution: Replace door handles.
  • Estimated Cost to Fix: $200 - $300 per handle

Interior

• Sunroof Drainage Clogs
  • Description/Symptoms: Clogged sunroof drains, leading to water leaks and potential electrical issues.
  • Solution: Clean or replace sunroof drains.
  • Estimated Cost to Fix: $200 - $400

Recalls:

• None Found

Summary

The 2009 Mercedes-Benz CLK280 has some reliability concerns, particularly with the engine and transmission. Intake manifold failure, timing chain tensioner issues, and transmission problems are among the more common issues reported. The suspension and electrical systems also have some reported issues. However, it’s worth noting that these issues do not affect all CLK280 models, and many owners enjoy a trouble-free ownership experience. The severity and cost of repairs can vary depending on the specific problem and the age and mileage of the vehicle.