2019 BMW 750Li xDrive

The 2019 BMW 750Li xDrive is a luxurious full-size sedan known for its powerful performance, advanced technology, and opulent interior. The 750Li xDrive specifically features a 4.4-liter TwinPower Turbo V8 engine producing 456 horsepower and 480 lb-ft of torque. Other engine options for the 2019 7 Series included a 3.0-liter inline-6 and a 6.6-liter V12 (740i/Li and M760i/Li respectively). All engines were paired with an 8-speed automatic transmission. Owners generally praise the car’s smooth ride, powerful engine, and comfortable, feature-rich interior. Common complaints revolve around the complexity of the iDrive system and occasional electronic glitches, as well as the high cost of maintenance and repairs.

Engine

4.4L TwinPower Turbo V8 (N63)

• Oil Leaks
  • Description/Symptoms: Oil leaks are a common issue, often stemming from valve cover gaskets, oil pan gaskets, and turbocharger oil lines. Symptoms include visible oil leaks, burning oil smell, and low oil levels.
  • Solution: Replacing the affected gaskets or lines.
  • Estimated Cost to Fix: $500 - $2,000+ depending on the location and severity of the leak.
  • Recalls: None Found
• Coolant Leaks
  • Description/Symptoms: Coolant leaks are also common, with the plastic coolant pipes and expansion tank being prone to cracking and leaking over time. Signs include low coolant levels, overheating, and a sweet smell.
  • Solution: Replacing the faulty coolant parts with upgraded aftermarket aluminum parts.
  • Estimated Cost to Fix: $300 - $1,500+ depending on the location and parts needed.
  • Recalls: None Found
• Turbocharger Issues
  • Description/Symptoms: Some owners have reported issues with the turbochargers, including wastegate actuator failures and oil leaks. Symptoms include reduced power, unusual noises from the engine, and turbocharger underboost/overboost codes.
  • Solution: Replacing or repairing the turbochargers.
  • Estimated Cost to Fix: $2,000 - $5,000+ depending on the severity and parts needed.
  • Recalls: None Found

Transmission

8-Speed Automatic (ZF 8HP)

• Rough Shifting/Hesitation
  • Description/Symptoms: Some owners have reported experiencing rough or jerky shifting, hesitation when accelerating, or delayed engagement.
  • Solution: Performing a transmission fluid flush and filter change, reprogramming the transmission control unit (TCU), or replacing faulty solenoids.
  • Estimated Cost to Fix: $300 - $2,000+ depending on the issue.
  • Recalls: None Found

Suspension

• Air Suspension Problems
  • Description/Symptoms: The air suspension system, while providing a comfortable ride, can be prone to issues. These issues can include the air springs leaking, the air compressor failing, or issues with the ride height sensors. Symptoms include the car sitting unevenly, a warning light on the dashboard, and a noisy compressor.
  • Solution: Replacing the air springs, compressor, or sensors.
  • Estimated Cost to Fix: $800 - $3,000+ depending on the specific components needing replacement.
  • Recalls: None Found

Electrical

• iDrive System Malfunctions
  • Description/Symptoms: The iDrive system can sometimes experience glitches, freezing, or display issues.
  • Solution: Updating the software or replacing the iDrive unit.
  • Estimated Cost to Fix: $200 - $1,500+ depending on the severity.
  • Recalls: None Found
• Battery Drain
  • Description/Symptoms: Some owners have reported excessive battery drain, which can be caused by a faulty module or a parasitic draw.
  • Solution: Diagnosing and fixing the source of the battery drain. This may involve software updates or replacing a faulty module.
  • Estimated Cost to Fix: $150 - $1,000+ depending on the cause.
  • Recalls: None Found
• Sensor Failures
  • Description/Symptoms: Failures can include issues with parking sensors or headlight sensors, but other sensors can also fail.
  • Solution: Replacement of the sensor
  • Estimated Cost to Fix: $200 - $600 per sensor, depending on the sensor.
  • Recalls: None Found

Exterior

• Adaptive Headlight Malfunctions
  • Description/Symptoms: The adaptive headlights can experience malfunctions, causing them to not function properly or throw error codes.
  • Solution: Replacing the headlight module or the entire headlight assembly.
  • Estimated Cost to Fix: $500 - $2,500+ depending on the issue.
  • Recalls: None Found

Interior

• Seat Motor Failures
  • Description/Symptoms: The motors that control seat adjustments can fail, resulting in the seat being unable to move in certain directions or getting stuck.
  • Solution: Replacing the faulty seat motor or the entire seat track assembly.
  • Estimated Cost to Fix: $300 - $1,200+ depending on the specific motor and the cost of labor.
  • Recalls: None Found

Summary

The 2019 BMW 750Li xDrive is a high-performance luxury sedan that can be prone to some reliability issues as it ages. The most common problems revolve around oil leaks, coolant leaks, and turbocharger issues in the engine, as well as problems with the air suspension and the complex electronics. While some issues may be relatively minor and inexpensive to fix, others can be more severe and costly. Potential buyers should be aware of these common problems and have the vehicle inspected by a qualified mechanic before purchasing. The severity and cost of repairs can vary widely depending on the specific issue and the extent of the damage. Due to the complexity of the vehicle, repairs can be expensive.