2020 McLaren 720S

Introduction: The 2020 McLaren 720S

The McLaren 720S is a high-performance supercar equipped with a twin-turbocharged 4.0L V8 engine producing 710 horsepower and 568 lb-ft of torque. It’s paired with a 7-speed dual-clutch transmission. The 720S is acclaimed for its exceptional acceleration, handling, and aerodynamic design. However, some owners have reported various issues with their vehicles.

Engine

4.0L Twin-Turbocharged V8

• Oil Leak from Oil Filter Housing:
  • Description/Symptoms: Oil leaking from the oil filter housing, causing a drop in oil levels and potential engine damage.
  • Solution: Replace the oil filter housing gasket.
  • Estimated Cost to Fix: $500 - $700+
  • Recalls: None Found
• Turbocharger Failure:
  • Description/Symptoms: Turbocharger failure, resulting in reduced power output, engine misfires, and increased exhaust noise.
  • Solution: Replace the turbocharger and associated components.
  • Estimated Cost to Fix: $3,000 - $5,000+
  • Recalls: None Found

Transmission

7-Speed Dual-Clutch Transmission

• Transmission Jerking or Shuddering:
  • Description/Symptoms: Jerky or shuddering sensations during gear shifts, especially at low speeds.
  • Solution: Reflash the transmission control unit (TCU) or replace the entire transmission in severe cases.
  • Estimated Cost to Fix: $500 - $2,000+
  • Recalls: None Found

Suspension

• Lower Control Arm Bushing Failure:
  • Description/Symptoms: Worn or damaged lower control arm bushings, causing excessive vibration and noise during driving.
  • Solution: Replace the lower control arm bushings.
  • Estimated Cost to Fix: $600 - $1,000+
  • Recalls: None Found

Electrical

• Battery Drain:
  • Description/Symptoms: Rapid battery discharge, leading to difficulty starting the vehicle or electrical system malfunctions.
  • Solution: Identify and fix the source of the electrical draw, which may involve replacing the battery or other electrical components.
  • Estimated Cost to Fix: $300 - $900+
  • Recalls: None Found
• Infotainment System Crash:
  • Description/Symptoms: Infotainment system freezing, crashing, or displaying errors, affecting audio, navigation, and other features.
  • Solution: Software update or replacement of the infotainment module.
  • Estimated Cost to Fix: $500 - $1,500+
  • Recalls: None Found

Exterior

• Gullwing Door Hinge Malfunction:
  • Description/Symptoms: Difficulty opening or closing the gullwing doors due to hinge malfunction or misalignment.
  • Solution: Adjust or replace the door hinges and associated components.
  • Estimated Cost to Fix: $1,000 - $2,000+
  • Recalls: None Found

Interior

• Steering Wheel Buttons Stickiness:
  • Description/Symptoms: Steering wheel buttons becoming sticky or unresponsive, affecting the use of audio, cruise control, and other functions.
  • Solution: Replace the affected steering wheel buttons.
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found
• Carbon Fiber Trim Peeling:
  • Description/Symptoms: Carbon fiber trim panels peeling or delaminating from their backing.
  • Solution: Replace the affected carbon fiber trim panels.
  • Estimated Cost to Fix: $1,000 - $2,000+
  • Recalls: None Found

Summary

The 2020 McLaren 720S is a formidable supercar, but it is not without its issues. Some of the reported problems, such as turbocharger failure and transmission shuddering, can be costly to fix. Other issues, like battery drain and infotainment system crashes, may be less severe but can still impact the driving experience. While the overall severity of the issues varies, owners should be aware of these potential problems before purchasing or owning a 720S.