2007 Mercedes-Benz ML320

Introduction to the 2007 Mercedes-Benz ML320

The 2007 Mercedes-Benz ML320 is a midsize luxury SUV that offers a comfortable and capable driving experience. It is powered by a 3.2-liter V6 engine that produces 215 horsepower and 229 lb-ft of torque, paired with a 5-speed automatic transmission. Other engine and transmission options for the ML-Class include a 5.0-liter V8 engine with a 7-speed automatic transmission, a 3.0-liter V6 diesel engine with a 7-speed automatic transmission, and a 4.0-liter V8 engine with a 7-speed automatic transmission.

Drivers praise the ML320 for its spacious interior, smooth ride, and impressive off-road capabilities. However, some common issues have been reported with this vehicle.

Engine

3.2-liter V6

• Intake Manifold Failure:
  • Symptoms: Reduced engine power, rough idle, increased fuel consumption
  • Solution: Replace intake manifold
  • Estimated Cost to Fix: $800 - $1,200+
  • Recalls: None Found
• Valve Stem Seal Leaks:
  • Symptoms: Blue smoke from exhaust, increased oil consumption
  • Solution: Replace valve stem seals
  • Estimated Cost to Fix: $1,000 - $1,500+
  • Recalls: None Found

5.0-liter V8

• Timing Chain Tensioner Failure:
  • Symptoms: Rattling noise on startup, reduced engine power
  • Solution: Replace timing chain tensioner
  • Estimated Cost to Fix: $1,500 - $2,000+
  • Recalls: None Found

Transmission

5-speed Automatic

• Transmission Slippage:
  • Symptoms: Difficulty shifting gears, loss of power
  • Solution: Repair or replace transmission
  • Estimated Cost to Fix: $2,000 - $3,000+
  • Recalls: None Found

Suspension

• Air Suspension Compressor Failure:
  • Symptoms: Sagging suspension, reduced ride height
  • Solution: Replace air suspension compressor
  • Estimated Cost to Fix: $1,200 - $1,800+
  • Recalls: None Found

Electrical

• Battery Drain:
  • Symptoms: Difficulty starting, dead battery
  • Solution: Inspect electrical system for parasitic drains
  • Estimated Cost to Fix: $100 - $500+
  • Recalls: None Found
• Alternator Failure:
  • Symptoms: Dim headlights, flickering instrument panel
  • Solution: Replace alternator
  • Estimated Cost to Fix: $500 - $800+
  • Recalls: None Found

Exterior

• Rear Window Wiper Motor Failure:
  • Symptoms: Rear wiper does not work
  • Solution: Replace rear window wiper motor
  • Estimated Cost to Fix: $200 - $300+
  • Recalls: None Found
• Sunroof Leak:
  • Symptoms: Water leaking into interior
  • Solution: Replace or repair sunroof seals
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Interior

• Heater Core Failure:
  • Symptoms: No heat from heater
  • Solution: Replace heater core
  • Estimated Cost to Fix: $500 - $800+
  • Recalls: None Found
• Dashboard Cracking:
  • Symptoms: Cracks appear on dashboard
  • Solution: Replace or repair dashboard
  • Estimated Cost to Fix: $300 - $600+
  • Recalls: None Found

Summary

The 2007 Mercedes-Benz ML320 offers a luxurious and capable driving experience, but it is not without its issues. Some of the most common problems reported with this vehicle include intake manifold failure, valve stem seal leaks, timing chain tensioner failure, transmission slippage, air suspension compressor failure, battery drain, alternator failure, rear window wiper motor failure, sunroof leak, heater core failure, and dashboard cracking. These issues can vary in severity and cost to fix, ranging from minor inconveniences to major repairs. Overall, the ML320 is a reliable vehicle, but it is important to be aware of the potential issues that can arise.