2018 Mercedes-Benz GLE400

Introduction

The 2018 Mercedes-Benz GLE400 is a mid-size luxury SUV that offers a blend of performance, comfort, and technology. It is powered by a twin-turbocharged 3.0-liter V6 engine that produces 329 horsepower and 354 lb-ft of torque, paired with a 9G-TRONIC automatic transmission. The GLE400 is available in seven trims: Base, Premium 1, Premium 2, Premium 3, Sport, Luxury, and AMG Line.

People who like the GLE400 appreciate its spacious interior, powerful engine, and advanced technology features. However, some have expressed concerns about its fuel economy and reliability.

Engine

Twin-Turbocharged 3.0-Liter V6

• Oil Leak from Valve Cover Gasket
  • Description/Symptoms: Oil leaking from the valve cover gasket, causing a burning oil smell and a decrease in oil level.
  • Solution: Replacing the valve cover gasket.
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found
• Timing Chain Guide Failure
  • Description/Symptoms: The timing chain guide can fail, leading to a rattling noise and possible engine damage.
  • Solution: Replacing the timing chain and guides.
  • Estimated Cost to Fix: $3,000 - $5,000+
  • Recalls: None Found

Transmission

9G-TRONIC Automatic Transmission

• Shifting Problems
  • Description/Symptoms: Transmission may shift roughly or hesitate to shift gears.
  • Solution: Updating the transmission software or replacing the valve body.
  • Estimated Cost to Fix: $500 - $2,000+
  • Recalls: None Found

Suspension

• Air Suspension Compressor Failure
  • Description/Symptoms: The air suspension compressor may fail, causing the vehicle to lose ride height.
  • Solution: Replacing the air suspension compressor.
  • Estimated Cost to Fix: $1,000 - $2,000+
  • Recalls: None Found
• Strut Mounts Wear Out Prematurely
  • Description/Symptoms: The strut mounts may wear out prematurely, causing a clunking noise and reduced handling.
  • Solution: Replacing the strut mounts.
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Electrical

• Battery Discharge
  • Description/Symptoms: The battery may discharge quickly, even when the vehicle is not in use.
  • Solution: Replacing the battery or repairing the electrical system.
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found
• Infotainment System Bugs
  • Description/Symptoms: The infotainment system may experience bugs or glitches, such as freezing or crashing.
  • Solution: Updating the software or replacing the system.
  • Estimated Cost to Fix: $100 - $1,000+
  • Recalls: None Found

Exterior

• Sunroof Rattle
  • Description/Symptoms: The sunroof may rattle or make noise when closed.
  • Solution: Adjusting or tightening the sunroof mechanism.
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found
• Tailgate Latch Failure
  • Description/Symptoms: The tailgate latch may fail, causing the tailgate to open unexpectedly.
  • Solution: Replacing the tailgate latch assembly.
  • Estimated Cost to Fix: $300 - $500+
  • Recalls: None Found

Interior

• Panoramic Sunroof Leaks
  • Description/Symptoms: The panoramic sunroof may leak, causing water to enter the cabin.
  • Solution: Replacing or sealing the sunroof assembly.
  • Estimated Cost to Fix: $1,000 - $2,000+
  • Recalls: None Found
• Seat Adjustment Problems
  • Description/Symptoms: The power seat adjustments may not work correctly or may cause the seats to move erratically.
  • Solution: Replacing the seat adjustment motors or repairing the electrical wiring.
  • Estimated Cost to Fix: $500 - $1,500+
  • Recalls: None Found

Summary

Overall, the 2018 Mercedes-Benz GLE400 is a reliable and well-built SUV, but it does have some common issues that owners should be aware of. The most severe issues are related to the engine and transmission, including oil leaks, timing chain guide failure, and shifting problems. Electrical and interior issues are also common, but they are typically less costly to repair. Exterior issues are relatively minor and can be addressed with regular maintenance.