2018 Mercedes-Benz GLE500e

The 2018 Mercedes-Benz GLE500e is a plug-in hybrid SUV that offers a blend of luxury and efficiency. Other engine options for the 2018 GLE include various gasoline V6 and V8 engines. The GLE500e features a 3.0L turbocharged V6 engine paired with an electric motor, producing a combined 436 horsepower and 479 lb-ft of torque. The GLE500e is generally praised for its comfortable ride, luxurious interior, and fuel efficiency in hybrid mode. Some common complaints include the complexity of the hybrid system, the reduced cargo space due to the battery pack, and potentially higher maintenance costs associated with the hybrid components.

Electric Motor

3.0L Turbocharged V6 with Electric Motor

• Battery Degradation
  • Description/Symptoms: Reduced electric-only range over time, increased frequency of gasoline engine activation, error messages related to battery performance.
  • Solution: Battery replacement or individual module replacement, depending on the severity of the degradation.
  • Estimated Cost to Fix: $8,000 - $15,000+ for full battery replacement.
  • Recalls: None Found

Transmission

7G-Tronic 7-Speed Automatic

• Rough or Delayed Shifting
  • Description/Symptoms: Hesitation when shifting between gears, particularly at lower speeds. Jerky or abrupt shifts, especially when downshifting.
  • Solution: Transmission fluid flush and filter replacement; valve body replacement; complete transmission rebuild or replacement.
  • Estimated Cost to Fix: $300 - $500 for fluid flush; $1,500 - $3,000+ for valve body replacement; $4,000 - $7,000+ for transmission replacement.
  • Recalls: None Found

Suspension

• Air Suspension Failure (if equipped)
  • Description/Symptoms: Vehicle sagging on one or more corners, air compressor running continuously, “Vehicle Level Malfunction” warning light illuminated.
  • Solution: Replacement of air struts, air compressor, or ride height sensors. Diagnosis with Mercedes-Benz diagnostic equipment is crucial.
  • Estimated Cost to Fix: $1,200 - $2,500+ per air strut; $800 - $1,500+ for air compressor.
  • Recalls: None Found

Electrical

• Software Glitches
  • Description/Symptoms: Infotainment system freezing or crashing, navigation system errors, intermittent malfunctions of electronic features (e.g., seat adjustments, climate control).
  • Solution: Software updates performed by a Mercedes-Benz dealer or qualified independent shop.
  • Estimated Cost to Fix: $150 - $300+ for software updates.
  • Recalls: None Found
• 12V Battery Issues
  • Description/Symptoms: Frequent dead battery situations, especially if the vehicle sits for extended periods. Can cause various electrical systems to malfunction or reset.
  • Solution: Battery replacement, thorough check of charging system and parasitic drains.
  • Estimated Cost to Fix: $200 - $400+ for battery replacement.
  • Recalls: None Found

Exterior

• Tail Light Malfunction
  • Description/Symptoms: Partial or complete failure of the LED tail lights, flickering, or error messages.
  • Solution: Tail light assembly replacement.
  • Estimated Cost to Fix: $500 - $800+ per tail light assembly.
  • Recalls: None Found

Interior

• Sunroof Issues
  • Description/Symptoms: Sunroof getting stuck, making excessive noise during operation, or failing to close completely.
  • Solution: Cleaning and lubrication of sunroof tracks; sunroof motor replacement; sunroof assembly replacement.
  • Estimated Cost to Fix: $100 - $300 for cleaning and lubrication; $500 - $1,200+ for motor replacement; $1,500 - $3,000+ for assembly replacement.
  • Recalls: None Found

Summary

The 2018 Mercedes-Benz GLE500e, while offering a luxurious driving experience and decent fuel economy, is prone to several issues, particularly related to its complex hybrid system and electrical components. Battery degradation is a significant concern that could lead to very high repair costs down the road. Potential air suspension problems, electrical glitches, and sunroof malfunctions can add to the overall cost of ownership. Considering the age of the vehicle, owners should be prepared for potential maintenance and repairs, and careful inspection and maintenance are critical.