2017 BMW X4

Here’s a breakdown of common issues and complaints for the 2017 BMW X4, categorized as requested.

The 2017 BMW X4 is a compact luxury crossover known for its sporty handling and coupe-like styling. The base engine is a 2.0-liter turbocharged four-cylinder producing 240 horsepower and 260 lb-ft of torque. A more powerful 3.0-liter turbocharged inline-six engine that produces 355 horsepower and 343 lb-ft of torque is also available. Both engines are paired with an 8-speed automatic transmission. Owners typically appreciate the X4’s distinctive styling, engaging driving dynamics, and luxurious interior. Some common complaints include limited rear headroom and cargo space due to the sloping roofline, as well as a firm ride quality.

Engine

2.0L Turbocharged Inline-4 (N20/B48)

• Oil Leaks
  • Description/Symptoms: Oil leaks can occur from various locations, including the valve cover gasket, oil filter housing gasket, and oil pan gasket. Symptoms include visible oil leaks, burning oil smell, and low oil levels.
  • Solution: Replacing the leaking gasket or seal.
  • Estimated Cost to Fix: $200 - $800+ depending on the location of the leak.
  • Recalls: None Found
• Coolant Leaks
  • Description/Symptoms: Coolant leaks from the water pump or coolant hoses. Symptoms include low coolant level, overheating, and visible coolant leaks.
  • Solution: Replace leaking components, such as the water pump or coolant hoses.
  • Estimated Cost to Fix: $300 - $900+ depending on the component.
  • Recalls: None Found

3.0L Turbocharged Inline-6 (N55)

• Oil Filter Housing Gasket Leak
  • Description/Symptoms: Oil leaking from the Oil Filter Housing Gasket. Symptoms can include a burning oil smell, visible oil leaks around the oil filter housing and low oil levels.
  • Solution: Replacement of the Oil Filter Housing Gasket.
  • Estimated Cost to Fix: $300 - $600+
  • Recalls: None Found
• VANOS Solenoid Issues
  • Description/Symptoms: Faulty VANOS (Variable Camshaft Timing) solenoids can cause rough idling, reduced power, and error codes.
  • Solution: Replacement of the faulty VANOS solenoid(s).
  • Estimated Cost to Fix: $200 - $500+ per solenoid.
  • Recalls: None Found

Transmission

8-Speed Automatic (GA8HP45Z/GA8HP50Z)

• Rough Shifting/Hesitation
  • Description/Symptoms: Some owners report rough shifting, particularly between lower gears, or hesitation during acceleration.
  • Solution: Software updates may help, but in some cases, valve body replacement or transmission rebuild/replacement is necessary.
  • Estimated Cost to Fix: $200 (software update) to $3,000+ (transmission rebuild/replacement).
  • Recalls: None Found
• Mechatronic Unit Failure
  • Description/Symptoms: The Mechatronic unit controls the shifting. Failure can cause erratic shifting, transmission slippage, or complete loss of drive.
  • Solution: Replacement of the Mechatronic unit.
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: None Found

Suspension

• Cracked Coil Springs
  • Description/Symptoms: Cracking of the coil springs on the front or rear suspension. This may be proceeded by a popping sound, sagging on one side, or uneven tire wear.
  • Solution: Replace the coil springs.
  • Estimated Cost to Fix: $400 - $1000+
  • Recalls: None Found
• Adaptive Damper Malfunction (If Equipped)
  • Description/Symptoms: Vehicles equipped with adaptive suspension may experience damper malfunction, leading to a harsh or inconsistent ride.
  • Solution: Replacement of the faulty damper(s).
  • Estimated Cost to Fix: $500 - $1500+ per damper.
  • Recalls: None Found

Electrical

• Battery Drain
  • Description/Symptoms: Excessive battery drain can lead to difficulty starting the vehicle or a completely dead battery. This can be caused by a parasitic draw from a faulty module or accessory.
  • Solution: Diagnose and repair the source of the parasitic draw. Replacing the battery may also be necessary.
  • Estimated Cost to Fix: $100 - $1,000+ depending on the source of the drain.
  • Recalls: None Found
• iDrive System Issues
  • Description/Symptoms: The iDrive system can experience glitches, freezing, or complete failure.
  • Solution: Software updates may resolve some issues. In more severe cases, replacement of the iDrive control unit may be necessary.
  • Estimated Cost to Fix: $200 (software update) to $1,500+ (control unit replacement).
  • Recalls: None Found
• Faulty Sensors
  • Description/Symptoms: Various sensors (e.g., oxygen sensors, mass airflow sensors) can fail, triggering warning lights and affecting engine performance.
  • Solution: Replacement of the faulty sensor.
  • Estimated Cost to Fix: $150 - $500+ per sensor.
  • Recalls: None Found

Exterior

• Tail Light LED Failure
  • Description/Symptoms: Individual LEDs within the tail light assembly may fail, resulting in a partial or completely dark tail light.
  • Solution: Replacement of the entire tail light assembly.
  • Estimated Cost to Fix: $400 - $800+ per tail light.
  • Recalls: None Found

Interior

• Sunroof Issues
  • Description/Symptoms: The sunroof may become stuck, fail to open or close properly, or leak.
  • Solution: Repair or replacement of the sunroof motor, tracks, or seals.
  • Estimated Cost to Fix: $200 - $1,000+
  • Recalls: None Found
• Seat Motor Failure
  • Description/Symptoms: The power seat motor can fail causing the seat to be stuck in a particular position.
  • Solution: Repair or replacement of the seat motor.
  • Estimated Cost to Fix: $300 - $800+
  • Recalls: None Found

Summary

The 2017 BMW X4 can have a range of issues, with engine oil leaks and electrical problems being among the most common. The severity and cost of repairs can vary widely. Some issues, like gasket leaks, are relatively inexpensive to address, while others, like transmission or adaptive damper failures, can be quite costly. Potential buyers should be aware of these potential issues and thoroughly inspect any used X4 before purchasing. A pre-purchase inspection by a qualified BMW mechanic is highly recommended.