2018 BMW 640i Gran Coupe

2018 BMW 640i Gran Coupe

The 2018 BMW 640i Gran Coupe is a sleek and stylish four-door coupe that offers a luxurious driving experience. It comes standard with a 3.0-liter inline-six engine that produces 335 horsepower and 330 lb-ft of torque. For those seeking more power, a 4.4-liter twin-turbocharged V8 engine that generates 445 horsepower and 479 lb-ft of torque is available. Both engines are paired with an eight-speed automatic transmission.

Despite its premium appeal, the 2018 BMW 640i Gran Coupe has received mixed reviews from owners and critics. While its performance and handling are highly praised, there have been several issues reported across various components of the vehicle.

Engine

• 3.0-liter Inline-Six
  • Intake Valve Deposits: Carbon buildup on the intake valves can lead to reduced engine performance and increased fuel consumption.
  • Solution: Cleaning the intake valves.
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found
• 4.4-liter Twin-Turbocharged V8
  • Turbocharger Failure: Failure of the turbochargers can result in a loss of power and increased emissions.
  • Solution: Replacing the affected turbocharger(s).
  • Estimated Cost to Fix: $2,000 - $4,000+ per turbocharger
  • Recalls: None Found

Transmission

• Eight-Speed Automatic Transmission
  • Shifting Issues: Hesitations or rough shifts during gear changes.
  • Solution: Software updates or transmission repair.
  • Estimated Cost to Fix: $500 - $2,000+
  • Recalls: NHTSA Campaign ID: 21V371000 (Shift Interlock Malfunction)

Suspension

• Rear Air Suspension Failure: Loss of air pressure in the rear air suspension system, resulting in uneven ride height.
• Solution: Replacing the air suspension components.
• Estimated Cost to Fix: $1,500 - $2,500+
• Recalls: None Found

Electrical

• Battery Drain: Premature battery discharge, leading to difficulty starting the vehicle.
• Solution: Identifying and fixing electrical components causing the drain.
• Estimated Cost to Fix: $100 - $500+
• Recalls: None Found
• Infotainment System Malfunctions: Issues with the iDrive infotainment system, including freezing or unresponsive screens.
• Solution: Software updates or hardware replacements.
• Estimated Cost to Fix: $500 - $1,500+
• Recalls: None Found

Exterior

• Headlight Failure: Premature failure of the headlights, reducing visibility.
• Solution: Replacing the headlights.
• Estimated Cost to Fix: $500 - $1,000+ per headlight
• Recalls: None Found
• Door Handle Failure: Sticking or unresponsive door handles, making it difficult to enter or exit the vehicle.
• Solution: Replacing the door handles.
• Estimated Cost to Fix: $200 - $500+ per door handle
• Recalls: None Found

Interior

• Climate Control Malfunctions: Issues with the climate control system, resulting in inconsistent temperature regulation.
• Solution: Software updates or hardware replacements.
• Estimated Cost to Fix: $500 - $1,500+
• Recalls: None Found
• Seat Adjustment Issues: Problems with adjusting the seats, including stuck or malfunctioning motors.
• Solution: Repair or replacement of the seat adjustment mechanisms.
• Estimated Cost to Fix: $500 - $1,000+ per seat
• Recalls: None Found

Summary

The 2018 BMW 640i Gran Coupe offers excellent performance and handling, but it has also received numerous complaints regarding various issues across different components. Many of the issues reported are related to electrical and interior functions, while engine and transmission problems are less common. While the cost of repairs can vary, some issues can be quite expensive to address. Overall, the reliability of the 2018 BMW 640i Gran Coupe is somewhat concerning, with owners facing a range of issues that can impact their driving experience and potentially lead to significant repair bills.