2021 BMW 420i Gran Coupe

Introduction

The 2021 BMW 420i Gran Coupe is a compact luxury sedan that boasts a sleek design and impressive performance. It is powered by a 2.0-liter turbocharged four-cylinder engine that produces 184 horsepower and 221 lb-ft of torque. The engine is mated to an 8-speed automatic transmission. Other engine and transmission options include a 3.0-liter inline-six engine with 382 horsepower and 369 lb-ft of torque paired with an 8-speed automatic transmission, and a 2.0-liter turbocharged four-cylinder diesel engine with 190 horsepower and 295 lb-ft of torque paired with an 8-speed automatic transmission.

Critics praise the 420i Gran Coupe for its stylish exterior, comfortable interior, and responsive handling. However, some common issues have been reported with the vehicle.

Engine

• 2.0-liter turbocharged four-cylinder engine
  • Fuel injector failure
    • Description/Symptoms: Difficulty starting the engine, rough idling, reduced power.
    • Solution: Replace fuel injectors.
    • Estimated Cost to Fix: $600 - $1,200+
    • Recalls: None Found
  • Turbocharger failure
    • Description/Symptoms: Loss of power, excessive smoke from the exhaust, whining noise.
    • Solution: Replace turbocharger.
    • Estimated Cost to Fix: $2,000 - $3,000+
    • Recalls: None Found
• 3.0-liter inline-six engine
  • No Issues Found
• 2.0-liter turbocharged four-cylinder diesel engine
  • Intake manifold failure
    • Description/Symptoms: Loss of power, increased fuel consumption, rough idling.
    • Solution: Replace intake manifold.
    • Estimated Cost to Fix: $1,000 - $1,500+
    • Recalls: None Found

Transmission

• 8-speed automatic transmission
  • Transmission slipping
    • Description/Symptoms: Difficulty shifting gears, delayed acceleration, jerking or shuddering.
    • Solution: Repair or replace transmission.
    • Estimated Cost to Fix: $2,000 - $4,000+
    • Recalls: None Found

Suspension

• No Issues Found

Electrical

• Battery drain
  • Description/Symptoms: Battery goes dead after a period of inactivity.
  • Solution: Diagnose and repair electrical system, or replace battery.
  • Estimated Cost to Fix: $100 - $500+
  • Recalls: None Found
• Electrical harness failures
  • Description/Symptoms: Various electrical issues, such as lights not working, wipers not functioning, or engine problems.
  • Solution: Repair or replace electrical harness.
  • Estimated Cost to Fix: $500 - $1,500+
  • Recalls: None Found

Exterior

• No Issues Found

Interior

• Climate control malfunction
  • Description/Symptoms: Climate control system not functioning properly, temperature not regulated.
  • Solution: Repair or replace climate control system.
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found
• Infotainment system glitches
  • Description/Symptoms: Touchscreen not responding, navigation system freezing.
  • Solution: Software update or hardware replacement.
  • Estimated Cost to Fix: $200 - $1,000+
  • Recalls: None Found

Summary

Overall, the 2021 BMW 420i Gran Coupe is a well-equipped vehicle with a comfortable interior, stylish exterior, and responsive handling. However, some common issues have been reported, including fuel injector failures, turbocharger failures, and electrical harness problems. The severity and cost of these issues can vary, but it is important to be aware of potential problems before purchasing or owning this vehicle.