2017 BMW 750i xDrive

The 2017 BMW 750i xDrive is a luxury sedan known for its powerful performance, comfortable ride, and advanced technology. The 750i xDrive is equipped with a 4.4-liter twin-turbocharged V8 engine producing 445 horsepower and 480 lb-ft of torque. Other engine options available in the 2017 7 Series range include a 3.0-liter turbocharged inline-6 in the 740i and a 6.6-liter twin-turbo V12 in the M760i. The 750i xDrive comes standard with an 8-speed automatic transmission. Owners often praise the 7 Series for its refined driving experience, luxurious interior, and impressive technology features. Common complaints often revolve around the complexity of the infotainment system, the high cost of maintenance and repairs, and potential electrical issues.

Engine

N63 4.4L Twin-Turbo V8

• Oil Leaks
  • Description/Symptoms: Oil leaks from various engine seals and gaskets, including valve cover gaskets and oil pan gasket. This can result in a burning oil smell, visible oil spots under the car, and low oil levels.
  • Solution: Replacing the affected gaskets and seals.
  • Estimated Cost to Fix: $500 - $1500+
  • Recalls: None Found
• Coolant Leaks
  • Description/Symptoms: Coolant leaks from the coolant transfer pipe located in the V of the engine. This can lead to overheating, low coolant levels, and a sweet smell.
  • Solution: Replacing the coolant transfer pipe and any associated components.
  • Estimated Cost to Fix: $1500 - $3000+
  • Recalls: None Found
• Turbocharger Failure
  • Description/Symptoms: Reduced engine power, increased turbocharger noise (whining or screeching), and potential check engine light illumination.
  • Solution: Replacement or rebuild of the turbocharger(s).
  • Estimated Cost to Fix: $3000 - $6000+
  • Recalls: None Found

Transmission

ZF 8HP 8-Speed Automatic

• Rough Shifting/Hesitation
  • Description/Symptoms: Harsh or delayed shifting, particularly between certain gears. Hesitation upon acceleration.
  • Solution: Fluid flush and filter replacement, valve body repair or replacement, or complete transmission replacement in severe cases.
  • Estimated Cost to Fix: $300 - $5000+
  • Recalls: None Found

Suspension

• Air Suspension Failure
  • Description/Symptoms: Vehicle sitting unevenly or low to the ground, particularly after being parked overnight. Error messages on the instrument cluster related to suspension malfunction. The air compressor could also run constantly or not at all.
  • Solution: Diagnosis and replacement of the faulty air spring(s), air compressor, or air lines.
  • Estimated Cost to Fix: $800 - $2500+
  • Recalls: None Found

Electrical

• iDrive System Malfunctions
  • Description/Symptoms: Freezing, lagging, or complete failure of the iDrive infotainment system. Difficulty connecting to Bluetooth, navigation issues, or unresponsive controls.
  • Solution: Software update, module reset, or replacement of the iDrive control unit.
  • Estimated Cost to Fix: $200 - $2000+
  • Recalls: None Found
• Battery Drain
  • Description/Symptoms: The car battery drains quickly, especially when the vehicle is not driven for several days. This can cause starting problems and require frequent jump-starts.
  • Solution: Diagnosis and repair of parasitic draws, which could be caused by faulty modules or wiring. Battery replacement.
  • Estimated Cost to Fix: $200 - $1000+
  • Recalls: None Found
• Sensor Failures
  • Description/Symptoms: Various sensors fail, including parking sensors, tire pressure sensors, and oxygen sensors. This can trigger warning lights on the dashboard and affect vehicle performance.
  • Solution: Replacement of the faulty sensor.
  • Estimated Cost to Fix: $200 - $500+ per sensor
  • Recalls: None Found

Exterior

• Tail Light Failure
  • Description/Symptoms: The LED tail light is prone to failure and can cause a bulb-out error to show up.
  • Solution: Tail Light Replacement
  • Estimated Cost to Fix: $500 - $1000
  • Recalls: None Found

Interior

• Seat Motor Failure
  • Description/Symptoms: Power seats malfunction and are unable to be adjusted forward, backward, up, or down.
  • Solution: Diagnosis and replacement of the faulty seat motor or associated control unit.
  • Estimated Cost to Fix: $300 - $1000
  • Recalls: None Found

Summary

The 2017 BMW 750i xDrive, while offering a luxurious and powerful driving experience, can be prone to some costly issues. Engine oil and coolant leaks, turbocharger problems, and air suspension failures are among the most concerning and expensive repairs. Electrical issues with the iDrive system and battery drain are also common. Potential buyers should be aware of these potential problems and factor in the cost of maintenance and repairs when considering this vehicle. The severity of these issues ranges from minor inconveniences to major mechanical failures, and the associated costs can vary widely depending on the specific problem and the repair shop.