2024 Mercedes-Benz GLE450e

The 2024 Mercedes-Benz GLE450e is a luxury plug-in hybrid SUV that combines a turbocharged 2.0-liter inline-4 engine with an electric motor, delivering a combined 381 horsepower and 479 lb-ft of torque. Other engine options for the 2024 GLE include a 3.0-liter inline-6 turbo with mild hybrid drive (GLE 450) and a 4.0-liter V8 biturbo with mild hybrid drive (GLE 580). All GLE models utilize a 9G-TRONIC 9-speed automatic transmission. Owners often praise the GLE450e for its luxurious interior, comfortable ride, advanced technology features, and the fuel efficiency benefits of its plug-in hybrid system. Common complaints include the complexity of the infotainment system and occasional glitches with the advanced driver-assistance systems.

Electrical

• Infotainment System Freezing/Crashing
  • Description/Symptoms: The MBUX infotainment system occasionally freezes, crashes, or becomes unresponsive. This can affect navigation, audio, and other vehicle functions.
  • Solution: Software updates are typically the solution. In some cases, a system reset or replacement of the MBUX unit might be necessary.
  • Estimated Cost to Fix: Software update (covered under warranty). MBUX Unit Replacement: $1,500 - $2,500+
  • Recalls: None Found
• 12V Battery Issues
  • Description/Symptoms: Premature battery drain, leading to starting problems or system malfunctions. This may be related to the increased electrical load of the hybrid system.
  • Solution: Replacement of the 12V battery, diagnosis of parasitic draws, or software updates to optimize energy management.
  • Estimated Cost to Fix: Battery Replacement: $300 - $500. Diagnosis/Software Updates: $100 - $300+
  • Recalls: None Found
• Charging System Malfunctions
  • Description/Symptoms: Issues with the plug-in hybrid charging system, including failure to charge, slow charging speeds, or error messages.
  • Solution: Inspection and replacement of the charging module, charge port, or related wiring. Software updates may also address charging issues.
  • Estimated Cost to Fix: $500 - $2,000+ depending on the specific component.
  • Recalls: None Found

Interior

• Rattling/Squeaking Noises
  • Description/Symptoms: Rattling or squeaking noises from various interior panels, trim pieces, or the dashboard, especially when driving on rough roads.
  • Solution: Identifying and tightening loose components, applying felt or foam padding to prevent friction between parts.
  • Estimated Cost to Fix: $100 - $500+ depending on the source and complexity of the repair.
  • Recalls: None Found
• Malfunctioning Sunroof
  • Description/Symptoms: Sunroof fails to open or close properly, gets stuck, or makes excessive noise during operation.
  • Solution: Inspection of the sunroof mechanism, lubrication of moving parts, or replacement of faulty components such as the motor or rails.
  • Estimated Cost to Fix: $300 - $1,000+ depending on the specific issue and parts required.
  • Recalls: None Found

Exterior

• Sensor Malfunctions (Parking Sensors, Blind Spot Monitoring)
  • Description/Symptoms: False alarms or failures of parking sensors, blind spot monitoring, or other driver-assistance systems due to sensor malfunctions.
  • Solution: Inspection and cleaning of the sensors, replacement of faulty sensors, or recalibration of the system.
  • Estimated Cost to Fix: Sensor Replacement: $200 - $600 per sensor. Calibration: $100 - $300.
  • Recalls: None Found
• Water Leaks
  • Description/Symptoms: Water leaks into the cabin, particularly after rain or car washes, often originating from door seals, sunroof, or windshield.
  • Solution: Identifying and sealing the leak source, replacing damaged seals or weather stripping.
  • Estimated Cost to Fix: $200 - $1,000+ depending on the location and severity of the leak.
  • Recalls: None Found

Suspension

• Air Suspension Issues (if equipped)
  • Description/Symptoms: The air suspension system fails to maintain the correct ride height, leading to a saggy or uneven stance. The system may also display error messages.
  • Solution: Replacing the air struts, compressor, or related components. Inspecting and repairing air lines for leaks.
  • Estimated Cost to Fix: $1,000 - $4,000+ depending on the specific component and location.
  • Recalls: None Found

Electric Motor

• Electric Motor Option
  • Reduced Electric Range
    • Description/Symptoms: Lower than expected electric driving range.
    • Solution: Battery health diagnosis. Possible replacement of damaged cells.
    • Estimated Cost to Fix: $500 - $10,000+ depending on the extent of battery damage and the need for replacement modules.
    • Recalls: None Found

Transmission

9G-TRONIC 9-Speed Automatic Transmission

• Rough Shifting
  • Description/Symptoms: Harsh or jerky shifts between gears, particularly at lower speeds.
  • Solution: Software updates to the transmission control module (TCM) or, in more severe cases, valve body replacement or transmission rebuild.
  • Estimated Cost to Fix: Software Update: $100 - $300. Valve Body Replacement: $1,500 - $3,000+. Transmission Rebuild: $4,000 - $7,000+
  • Recalls: None Found

Engine

2.0-liter inline-4 turbo (GLE450e)

• No Issues Found

In summary, the 2024 Mercedes-Benz GLE450e exhibits a range of potential issues, primarily related to electrical components, interior trim, and the hybrid system. While some issues, such as software glitches and rattles, are relatively minor, others like charging system malfunctions or air suspension failures can be more costly to repair. The severity of the issues varies, but owners should be aware of these potential problems when considering or owning this vehicle.