2008 Mercedes-Benz R500

The 2008 Mercedes-Benz R500 is powered by a 5.0L V8 engine that produces 302 horsepower and 339 lb-ft of torque. It comes with a 7-speed automatic transmission. The vehicle is praised for its spacious interior, luxurious features, and powerful engine. However, it has also received some complaints about its reliability.

Engine

• M273 V8 Engine
  • Intake Manifold Malfunction
    • Description/Symptoms: The intake manifold runner flaps may fail, causing a loss of power, rough idling, and engine stalling.
    • Solution: Replace the intake manifold.
    • Estimated Cost to Fix: $1,500 - $2,500+
    • Recalls: None Found
  • Camshaft Adjuster Solenoid Failure
    • Description/Symptoms: The camshaft adjuster solenoids may fail, causing a loss of power, reduced fuel economy, and an illuminated check engine light.
    • Solution: Replace the camshaft adjuster solenoids.
    • Estimated Cost to Fix: $800 - $1,200+
    • Recalls: None Found

Transmission

• 7-Speed Automatic Transmission
  • Shift Solenoid Failure
    • Description/Symptoms: The shift solenoids may fail, causing delayed or harsh shifts, slipping gears, and an illuminated check engine light.
    • Solution: Replace the shift solenoids.
    • Estimated Cost to Fix: $1,000 - $1,500+
    • Recalls: None Found

Suspension

• Air Suspension Leaks
  • Description/Symptoms: The air suspension system may develop leaks, causing the suspension to sag or become inoperable.
  • Solution: Repair or replace the leaking components.
  • Estimated Cost to Fix: $1,000 - $2,000+
    • Recalls: None Found

Electrical

• Battery Discharge
  • Description/Symptoms: The battery may discharge prematurely, leaving the vehicle unable to start.
  • Solution: Diagnose and repair the electrical system to identify and fix the cause of the discharge.
  • Estimated Cost to Fix: $200 - $500+
    • Recalls: None Found

Exterior

• Taillight Condensation
  • Description/Symptoms: Condensation may accumulate inside the taillights, impairing visibility.
  • Solution: Replace the taillights.
  • Estimated Cost to Fix: $200 - $400+
    • Recalls: None Found

Interior

• Sunroof Motor Failure
  • Description/Symptoms: The sunroof motor may fail, preventing the sunroof from opening or closing.
  • Solution: Replace the sunroof motor.
  • Estimated Cost to Fix: $500 - $1,000+
    • Recalls: None Found

Summary

The 2008 Mercedes-Benz R500 has been reported to have various issues, particularly with its engine, transmission, and electrical systems. These problems can be costly to repair, ranging from a few hundred dollars to over $2,500+. However, it’s important to note that not all vehicles will experience these issues.