2019 Mercedes-Benz G63 AMG

The 2019 Mercedes-Benz G63 AMG is a high-performance SUV known for its iconic boxy design, luxurious interior, and impressive off-road capabilities. It boasts a hand-built 4.0-liter twin-turbo V8 engine, producing 577 horsepower and 627 lb-ft of torque. No other engine options were available for this model year. One common sentiment is the appreciation for its powerful engine and distinctive style, while some owners express concerns about its fuel economy and relatively high price point.

Engine

4.0L Twin-Turbo V8

• Turbocharger Failure
  • Description/Symptoms: Whining noise from the engine, reduced power, check engine light illumination.
  • Solution: Replacement of the faulty turbocharger(s).
  • Estimated Cost to Fix: $4,000 - $8,000+
  • Recalls: None Found
• Oil Leaks
  • Description/Symptoms: Oil spots under the vehicle, burning oil smell, low oil level warning. Often found around the valve cover gaskets, oil filter housing, and rear main seal.
  • Solution: Replacing the leaking gaskets or seals.
  • Estimated Cost to Fix: $500 - $2,000+
  • Recalls: None Found

Transmission

AMG SPEEDSHIFT TCT 9G 9-Speed Automatic

• Rough Shifting
  • Description/Symptoms: Harsh or jerky shifts, especially between lower gears, transmission slipping, and delayed engagement.
  • Solution: Software update to the transmission control module (TCM) or valve body replacement.
  • Estimated Cost to Fix: $300 - $4,000+
  • Recalls: None Found
• Delayed Engagement
  • Description/Symptoms: Noticeable delay between shifting into drive or reverse and the vehicle beginning to move.
  • Solution: Transmission fluid flush and filter replacement, or valve body replacement.
  • Estimated Cost to Fix: $500 - $4,000+
  • Recalls: None Found

Suspension

• Air Suspension Malfunctions
  • Description/Symptoms: Vehicle sitting unevenly, suspension warning lights, compressor failure, inability to adjust ride height.
  • Solution: Replacing faulty air struts, air compressor, or ride height sensors.
  • Estimated Cost to Fix: $1,500 - $4,000+
  • Recalls: None Found

Electrical

• Infotainment System Issues
  • Description/Symptoms: Freezing, slow response, screen flickering, Bluetooth connectivity problems, navigation malfunctions.
  • Solution: Software update, replacement of the head unit.
  • Estimated Cost to Fix: $300 - $2,000+
  • Recalls: None Found
• Sensor Failures
  • Description/Symptoms: Malfunctioning driver assistance systems (blind spot monitoring, lane keep assist, etc.), erratic behavior of vehicle systems, warning lights on the dashboard.
  • Solution: Diagnosing and replacing the faulty sensor(s).
  • Estimated Cost to Fix: $200 - $1,000+ per sensor
  • Recalls: None Found

Exterior

• Door Handle Issues
  • Description/Symptoms: Difficulty opening or closing doors, electronic door handle malfunctions.
  • Solution: Replacement of the door handle mechanism.
  • Estimated Cost to Fix: $500 - $1,500+ per door.
  • Recalls: None Found

Interior

• Sunroof Malfunctions
  • Description/Symptoms: Sunroof getting stuck, making excessive noise, or failing to close completely.
  • Solution: Repair or replacement of the sunroof motor or track assembly.
  • Estimated Cost to Fix: $500 - $2,000+
  • Recalls: None Found

Summary The 2019 Mercedes-Benz G63 AMG, while highly desirable, has potential issues ranging from engine and transmission problems to suspension and electrical malfunctions. Engine and transmission issues can be costly due to the complexity of the powertrain. Suspension issues related to the air suspension system are also common and can be expensive to address. Electrical problems, particularly with the infotainment system, can be frustrating but generally less costly to resolve than mechanical issues. Overall, prospective buyers should be aware of these potential issues and carefully inspect any vehicle before purchase.