2017 Mercedes-Benz GLE63 AMG S

The 2017 Mercedes-Benz GLE63 AMG S is a high-performance SUV that blends luxury with impressive power. It offers a handcrafted 5.5-liter twin-turbo V8 engine, boasting 577 horsepower and 561 lb-ft of torque. While the GLE63 AMG S delivers exhilarating performance and a plush interior, some owners have reported certain recurring issues. Common praises include its powerful engine, comfortable ride (despite its sporty nature), and luxurious features. Dissatisfaction often stems from high running costs, occasional reliability concerns, and the complexity of its technology. It is paired with an AMG Speedshift Plus 7G-Tronic 7-speed automatic transmission.

Engine

5.5L Twin-Turbo V8

• Oil Leaks (Valve Cover Gaskets and Oil Filter Housing)
  • Description/Symptoms: Oil leaks are a recurring issue. Common leak points include the valve cover gaskets and the oil filter housing. Symptoms include visible oil leaks, burning oil smell, and low oil level warnings.
  • Solution: Replacing the valve cover gaskets or the oil filter housing gasket.
  • Estimated Cost to Fix: $300 - $1,000+ depending on the location and severity of the leak, and whether you have a shop do it or do it yourself.
• Turbocharger Issues (Wastegate Actuator)
  • Description/Symptoms: Some owners report issues with the turbochargers, specifically the wastegate actuator. Symptoms can include reduced power, turbo lag, and potential diagnostic trouble codes (DTCs).
  • Solution: Replacement of the wastegate actuator or, in some cases, the entire turbocharger assembly.
  • Estimated Cost to Fix: $500 - $3,000+, depending on the repair needed.
• Coolant Leaks
  • Description/Symptoms: Coolant leaks, particularly from hoses and the water pump, can occur. Look for visible leaks, low coolant levels, and overheating.
  • Solution: Replacing damaged hoses or the water pump.
  • Estimated Cost to Fix: $200 - $1,000+ depending on the part that needs to be replaced and if a shop is doing it.

Recalls: None Found

Transmission

AMG Speedshift Plus 7G-Tronic 7-Speed Automatic

• Rough Shifting/Hesitation
  • Description/Symptoms: Some owners have reported rough or delayed shifting, especially between certain gears. This can manifest as clunking sounds or a noticeable hesitation during acceleration.
  • Solution: Transmission fluid flush and possible software update. In more severe cases, valve body replacement or transmission rebuild.
  • Estimated Cost to Fix: $300+ for a fluid flush, $1,500+ for valve body, $4,000+ for rebuild.
• Torque Converter Issues
  • Description/Symptoms: Torque converter shudder or failure. Symptoms include vibrations at low speeds and potential stalling.
  • Solution: Torque converter replacement.
  • Estimated Cost to Fix: $1,500 - $3,000+

Recalls: None Found

Suspension

• Air Suspension Problems (Airmatic System)
  • Description/Symptoms: The GLE63 AMG S utilizes an air suspension system (Airmatic) that can experience issues. These include air leaks, compressor failure, and ride height inconsistencies. Symptoms include the vehicle sagging on one side, a noisy compressor, or warning lights on the dashboard.
  • Solution: Replacing the air struts, compressor, or individual air lines that have developed leaks.
  • Estimated Cost to Fix: $800 - $2,500+ per strut, $600 - $1,500+ for compressor.

Electrical

• Battery Drain
  • Description/Symptoms: Some owners have reported excessive battery drain, particularly when the vehicle is left unused for extended periods. This can lead to difficulty starting the car.
  • Solution: Diagnosis of parasitic drain sources (often related to the infotainment system or other electronic modules) and repair or replacement of the affected component. A battery replacement may also be necessary.
  • Estimated Cost to Fix: $100 - $500+ for diagnosis, plus the cost of the battery if needed.
• Infotainment System Issues
  • Description/Symptoms: Glitches, freezing, or complete failure of the COMAND infotainment system have been reported.
  • Solution: Software updates or replacement of the head unit.
  • Estimated Cost to Fix: $100 - $500+ for software updates, $1,000 - $3,000+ for head unit replacement.

Recalls: None Found

Exterior

• No Issues Found

Interior

• Sunroof Issues
  • Description/Symptoms: Sunroof malfunctions, including failure to open or close properly, unusual noises, or leaks.
  • Solution: Sunroof motor replacement, track repair, or complete sunroof assembly replacement.
  • Estimated Cost to Fix: $300 - $1,500+

Recalls: None Found

Summary

The 2017 Mercedes-Benz GLE63 AMG S, while offering a thrilling driving experience and luxurious features, is not without its potential pitfalls. Engine oil leaks, transmission issues, and air suspension problems are among the most common concerns. Repair costs can range from a few hundred dollars for minor fixes to several thousand for major component replacements. Potential buyers should be aware of these issues and factor them into their purchasing decision, especially considering the high running costs associated with this high-performance SUV. A pre-purchase inspection by a qualified mechanic is highly recommended.