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2004 Mercedes-Benz E320

Introduction:

The 2004 Mercedes-Benz E320 is a luxurious mid-size sedan powered by a 3.2-liter V6 engine that produces 221 horsepower and 229 lb-ft of torque. It comes standard with a 5-speed automatic transmission. The E320 is praised for its comfortable ride, elegant interior, and responsive handling. However, like any vehicle, it has some reported issues.

Engine

  • 3.2-liter V6

Intake Manifold Flap Failure Description/Symptoms: The plastic flaps in the intake manifold can break and fall into the engine, causing damage to the valves and pistons. This can lead to engine knocking, loss of power, and eventually engine failure. Solution: Replacing the intake manifold with an updated version that has metal flaps. Estimated Cost to Fix: $3,000 - $5,000+ Recalls: None Found

Transmission

  • 5-speed Automatic

Transmission Control Module (TCM) Failure Description/Symptoms: The TCM can fail, resulting in erratic shifting, loss of gears, or transmission failure. Solution: Replacing the TCM. Estimated Cost to Fix: $1,500 - $2,500+ Recalls: None Found

Suspension

  • All Models

Airmatic Suspension Failure Description/Symptoms: The airmatic suspension system can fail due to various reasons such as leaking airbags, faulty compressor, or control module issues. This can lead to uneven ride height, poor handling, and potential damage to the suspension components. Solution: Replacing or repairing the faulty components of the airmatic suspension system. Estimated Cost to Fix: $2,000 - $4,000+ Recalls: None Found

Electrical

  • All Models

Battery Discharge Description/Symptoms: The battery may discharge prematurely due to parasitic drain or faulty electrical components. This can lead to difficulty starting the vehicle or complete electrical failure. Solution: Diagnosing and repairing the source of the parasitic drain or replacing the faulty electrical components. Estimated Cost to Fix: $100 - $1,000+ Recalls: None Found

Exterior

  • All Models

Sunroof Drainage Clogging Description/Symptoms: The sunroof drainage system can become clogged with debris, causing water to leak into the cabin. This can damage the headliner, upholstery, and electrical components. Solution: Cleaning the sunroof drainage system or replacing the clogged drains. Estimated Cost to Fix: $200 - $500+ Recalls: None Found

Interior

  • All Models

Dashboard Pixel Failure Description/Symptoms: The LCD pixels on the dashboard display may fail, resulting in missing or distorted information. Solution: Replacing the defective dashboard display. Estimated Cost to Fix: $500 - $1,200+ Recalls: None Found

Summary:

The 2004 Mercedes-Benz E320 has some potential issues to be aware of, including intake manifold flap failure, TCM failure, airmatic suspension failure, electrical issues, sunroof drainage clogging, and dashboard pixel failure. While some of these issues can be costly to repair, they are not common and most E320 owners report a positive ownership experience.

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