2017 BMW 420i

2017 BMW 420i

The 2017 BMW 420i is a high-performance luxury sports coupe featuring BMW’s TwinPower turbocharged 2.0L inline-4 engine producing 180 horsepower and 199 lb-ft of torque paired with an 8-speed Sport Automatic transmission. It offers a blend of style, driving dynamics, and technology. While the 420i is generally praised for its performance, it has been reported to have some common issues.

Engine

• N20 2.0L Inline-4
  • Timing Chain Tensioner Failure
    • Description/Symptoms: The timing chain tensioner can fail, causing a rattling noise from the engine.
    • Solution: Replacement of the timing chain tensioner.
    • Estimated Cost to Fix: $1,000 - $1,500+
    • Recalls: N/A
  • High-Pressure Fuel Pump Failure
    • Description/Symptoms: The high-pressure fuel pump may fail, leading to loss of engine power or difficulty starting.
    • Solution: Replacement of the high-pressure fuel pump.
    • Estimated Cost to Fix: $1,200 - $1,800+
    • Recalls: N/A

Transmission

• 8-Speed Sport Automatic
  • Mechatronic Sleeve Failure
    • Description/Symptoms: The mechatronic sleeve, responsible for controlling gear shifts, may fail, causing rough or delayed shifts.
    • Solution: Replacement of the mechatronic sleeve.
    • Estimated Cost to Fix: $2,500 - $3,500+
    • Recalls: N/A

Suspension

• No Issues Found

Electrical

• Headlight Failure * Description/Symptoms: The headlights may fail to illuminate properly or may flicker. * Solution: Replacement of the affected headlight assembly. * Estimated Cost to Fix: $600 - $1,000+ * Recalls: N/A

Exterior

• Clearcoat Peeling * Description/Symptoms: The clearcoat on the paint surface may peel or bubble in certain areas. * Solution: Repainting or refinishing the affected areas. * Estimated Cost to Fix: $500 - $2,000+ * Recalls: N/A

Interior

• Instrument Cluster Display Failure * Description/Symptoms: The instrument cluster display may malfunction, causing flickering or loss of functionality. * Solution: Replacement of the instrument cluster. * Estimated Cost to Fix: $1,500 - $2,000+ * Recalls: N/A
• Climate Control Malfunction * Description/Symptoms: The climate control system may fail to regulate temperature or may produce strange noises. * Solution: Replacement or repair of the climate control module. * Estimated Cost to Fix: $500 - $800+ * Recalls: N/A

Summary

The common issues with the 2017 BMW 420i are primarily related to its engine, transmission, electrical system, and interior components. The severity of these issues can vary, and the estimated cost of repairs can be substantial. Overall, the 420i has received positive reviews for its performance and handling, but it is important for potential buyers to be aware of its potential problems and the associated repair costs.