2011 BMW 750Li xDrive

The 2011 BMW 750Li xDrive is a luxury sedan known for its powerful engine, comfortable ride, and advanced technology. The 750Li xDrive comes equipped with a 4.4L Twin Turbo V8 engine, producing 400 horsepower and 450 lb-ft of torque, paired with a 6-speed automatic transmission. While offering a luxurious experience, owners have reported some common issues. What owners like about the car is the impressive performance and ride quality, along with the long list of luxury features. Common complaints include high maintenance costs, complex electronics that are prone to failure, and the tendency for certain components to wear out quickly.

Engine

4.4L Twin Turbo V8 (N63)

• Oil Leaks
  • Description/Symptoms: Oil leaks are common, often originating from the valve cover gaskets, oil pan gasket, and turbocharger oil lines. Symptoms include visible oil leaks, burning oil smell, and low oil level.
  • Solution: Replace the leaking gaskets or lines. Properly torque all fasteners.
  • Estimated Cost to Fix: $500 - $2000+ depending on the source of the leak.
  • Recalls: None Found
• Coolant Leaks
  • Description/Symptoms: Coolant leaks can occur from the coolant transfer pipe, expansion tank, radiator hoses, or water pump. Symptoms include low coolant level, overheating, and visible coolant leaks.
  • Solution: Replace the leaking components. Ensure proper coolant mixture.
  • Estimated Cost to Fix: $300 - $1500+ depending on the source of the leak.
  • Recalls: None Found
• Valve Stem Seals
  • Description/Symptoms: Worn valve stem seals can lead to excessive oil consumption. Symptoms include blue smoke from the exhaust, especially upon startup.
  • Solution: Replace the valve stem seals.
  • Estimated Cost to Fix: $2500 - $5000+
  • Recalls: None Found
• Fuel Injector Issues
  • Description/Symptoms: Injectors can fail and cause misfires, rough running, poor fuel economy.
  • Solution: Replace faulty injectors.
  • Estimated Cost to Fix: $1000-$2000+
  • Recalls: None Found

Transmission

6-Speed Automatic Transmission (GA6HP26Z)

• Valve Body Issues
  • Description/Symptoms: The valve body can experience wear and tear, leading to rough shifting, slipping, or delayed engagement.
  • Solution: Replace or rebuild the valve body.
  • Estimated Cost to Fix: $800 - $2500+
  • Recalls: None Found
• Mechatronic Sleeve Leak
  • Description/Symptoms: The mechatronic sleeve, which seals the electrical connection to the transmission, can leak fluid.
  • Solution: Replace the mechatronic sleeve and fluid.
  • Estimated Cost to Fix: $300 - $800
  • Recalls: None Found

Suspension

• Air Suspension Issues
  • Description/Symptoms: The air suspension system can develop leaks in the air struts or compressor, leading to a saggy ride height, warning lights, and a harsh ride.
  • Solution: Replace the faulty air struts, compressor, or associated air lines.
  • Estimated Cost to Fix: $800 - $2500+ per strut or for the compressor.
  • Recalls: None Found
• Control Arm Bushings
  • Description/Symptoms: Worn control arm bushings can cause clunking noises, vague steering, and uneven tire wear.
  • Solution: Replace the worn control arm bushings or the entire control arm.
  • Estimated Cost to Fix: $300 - $1000+ per control arm.
  • Recalls: None Found

Electrical

• Battery Drain Issues
  • Description/Symptoms: Excessive battery drain can occur due to various reasons, including faulty modules, aftermarket accessories, or a failing battery. Symptoms include a dead battery, slow cranking, and electrical malfunctions.
  • Solution: Diagnose and address the source of the battery drain. Replace faulty modules or accessories. Replace the battery.
  • Estimated Cost to Fix: $100 - $1000+ depending on the cause.
  • Recalls: None Found
• iDrive System Malfunctions
  • Description/Symptoms: The iDrive system can experience glitches, freezes, or complete failure.
  • Solution: Update the iDrive software, replace the iDrive control unit.
  • Estimated Cost to Fix: $200 - $1500+
  • Recalls: None Found
• Sensor Failures
  • Description/Symptoms: Various sensors can fail, triggering warning lights and affecting vehicle performance. Common culprits include oxygen sensors, mass airflow sensors, and wheel speed sensors.
  • Solution: Diagnose and replace the faulty sensors.
  • Estimated Cost to Fix: $150 - $500+ per sensor.
  • Recalls: None Found

Exterior

• Adaptive Headlight Issues
  • Description/Symptoms: Adaptive headlights can malfunction, causing them to aim incorrectly or fail to self-level.
  • Solution: Replace the headlight assembly or the adaptive headlight control module.
  • Estimated Cost to Fix: $500 - $2000+ per headlight.
  • Recalls: None Found

Interior

• Seat Motor Issues
  • Description/Symptoms: Seat motors can fail, preventing proper seat adjustment.
  • Solution: Replace the faulty seat motor.
  • Estimated Cost to Fix: $300 - $800+ per seat motor.
  • Recalls: None Found
• Sunroof Issues
  • Description/Symptoms: Sunroofs can malfunction, sticking or failing to open/close properly.
  • Solution: Repair or replace the sunroof motor or mechanism.
  • Estimated Cost to Fix: $300 - $1000+
  • Recalls: None Found

Summary The 2011 BMW 750Li xDrive, while offering a luxurious and powerful driving experience, is prone to a range of issues that can result in significant repair costs. Engine oil and coolant leaks are common, along with potential problems in the transmission, suspension and electrical systems. While some issues are relatively inexpensive to fix, others, such as engine valve stem seals or air suspension failures, can be very costly. Potential buyers should be aware of these common issues and factor in potential maintenance costs when considering the purchase of this vehicle.