2018 BMW 650i xDrive

2018 BMW 650i xDrive

The 2018 BMW 650i xDrive is a luxury coupe that offers a potent 4.4L TwinPower Turbo V8 engine, producing 445 horsepower and 480 lb-ft of torque. It is mated to an 8-speed Steptronic Sport automatic transmission with paddle shifters.

Engine

• 4.4L N63B44T0 V8

  • Timing Chain Guide Failure
    • Description/Symptoms: Worn timing chain guides can cause a rattling noise from the engine, reduced power, and eventually engine failure.
    • Solution: Replace the timing chain and guides.
    • Estimated Cost to Fix: $2,000 - $5,000+
    • Recalls: None Found
  • Oil Leaks at Valve Cover Gasket
    • Description/Symptoms: A leaking valve cover gasket can cause oil to leak onto the engine, leading to smoke from the engine bay and reduced oil levels.
    • Solution: Replace the valve cover gasket.
    • Estimated Cost to Fix: $500 - $1,000
    • Recalls: None Found

Transmission

• 8-speed 8HP75 Steptronic Sport Automatic

  • Shifting Hesitation
    • Description/Symptoms: The transmission may hesitate or delay when shifting gears.
    • Solution: Update the transmission software or replace the transmission mechatronic unit.
    • Estimated Cost to Fix: $1,000 - $3,000+
    • Recalls: None Found

Suspension

• Air Suspension Failure
  • Description/Symptoms: The air suspension system may fail, causing the vehicle to lean or sag on one side.
  • Solution: Replace the air suspension compressor or air bags.
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: None Found

Electrical

• Battery Drain
  • Description/Symptoms: The battery discharges quickly, even when the vehicle is not in use.
  • Solution: Test and replace the faulty electrical component causing the drain.
  • Estimated Cost to Fix: $200 - $1,000+
  • Recalls: None Found

Exterior

• Convertible Top Stalling
  • Description/Symptoms: The convertible top may stop functioning mid-operation, leaving the roof open.
  • Solution: Replace or repair the convertible top motor or hydraulic system.
  • Estimated Cost to Fix: $1,000 - $3,000+
  • Recalls: None Found

Interior

• Panoramic Sunroof Wind Noise
  • Description/Symptoms: Excessive wind noise enters the cabin when the panoramic sunroof is open.
  • Solution: Replace or adjust the sunroof seals.
  • Estimated Cost to Fix: $500 - $1,500
  • Recalls: None Found

Summary

The 2018 BMW 650i xDrive is a high-performance luxury coupe. While it offers impressive performance and features, it has been reported to have some reliability issues. The most common issues include timing chain guide failure, transmission shifting hesitation, air suspension failure, and convertible top stalling. The severity and cost of these issues can vary depending on the specific component and the extent of the damage. It is recommended to have the vehicle inspected by a qualified mechanic before purchasing and to consider purchasing an extended warranty for added peace of mind.