2010 BMW 750Li

The 2010 BMW 750Li is a luxury sedan known for its powerful performance and opulent features. The 750Li is powered by a 4.4-liter twin-turbocharged V8 engine producing 400 horsepower and 450 lb-ft of torque. This engine provides strong acceleration and effortless cruising. Drivers appreciate the 750Li for its comfortable ride, spacious interior, and advanced technology. However, some common complaints include high maintenance costs, electrical issues, and potential problems with the complex engine components. While other engine options were not available, the 750Li came standard with a six-speed automatic transmission.

Engine

4.4L Twin-Turbocharged V8 (N63)

• Oil Leaks
  • Description/Symptoms: Oil leaks can occur from various locations, including valve cover gaskets, oil pan gasket, and turbocharger oil lines. Symptoms include oil spots on the ground, burning oil smell, and low oil level warnings.
  • Solution: Replace the leaking gaskets or seals.
  • Estimated Cost to Fix: $200 - $1500+ depending on the location and severity of the leak.
  • Recalls: None Found
• Valve Stem Seal Failure
  • Description/Symptoms: Deteriorating valve stem seals can lead to excessive oil consumption, especially during startup. Blue smoke from the exhaust upon starting the engine is a common symptom.
  • Solution: Replace the valve stem seals. This is a labor-intensive job.
  • Estimated Cost to Fix: $3000 - $6000+
  • Recalls: None Found
• Fuel Injector Issues
  • Description/Symptoms: The direct fuel injectors in the N63 engine can fail or become clogged, leading to rough running, misfires, and decreased fuel economy.
  • Solution: Replace the faulty fuel injectors. It is recommended to replace all injectors at the same time for balanced performance.
  • Estimated Cost to Fix: $1200 - $3000+
  • Recalls: None Found
• Coolant Leaks
  • Description/Symptoms: Coolant leaks can develop in various locations, including the water pump, thermostat housing, radiator, and coolant hoses. Symptoms include a sweet coolant smell, visible leaks, and overheating.
  • Solution: Replace the leaking components.
  • Estimated Cost to Fix: $300 - $1500+ depending on the location and component.
  • Recalls: None Found

Transmission

6-Speed Automatic Transmission (GA6HP26Z)

• Slipping or Harsh Shifting
  • Description/Symptoms: The six-speed automatic transmission can experience slipping between gears or harsh and abrupt shifts, particularly as the vehicle ages. This can be due to worn clutches or problems with the valve body.
  • Solution: A transmission fluid flush may temporarily improve the issue, but often a rebuild or replacement of the valve body is necessary. In severe cases, a full transmission rebuild or replacement is required.
  • Estimated Cost to Fix: $300 (fluid flush) - $5000+ (rebuild/replacement)
  • Recalls: None Found
• Torque Converter Issues
  • Description/Symptoms: Failure of the torque converter can cause shuddering or vibrations at low speeds, especially during acceleration.
  • Solution: Replace the torque converter.
  • Estimated Cost to Fix: $1000 - $2500+
  • Recalls: None Found

Suspension

• Air Suspension Failure
  • Description/Symptoms: The 750Li features air suspension for a comfortable ride. Components such as air struts, air compressor, and air lines can fail, leading to a sagging suspension, uneven ride height, and error messages on the dashboard.
  • Solution: Replace the faulty air suspension components. It is often recommended to replace air struts in pairs.
  • Estimated Cost to Fix: $800 - $3000+ per strut, $500 - $1500+ for the compressor.
  • Recalls: None Found

Electrical

• Battery Drain
  • Description/Symptoms: Electrical components remaining active after the car is turned off can cause a parasitic battery drain. Symptoms include a dead battery, difficulty starting the car, and the need for frequent jump-starts.
  • Solution: Diagnose and repair the faulty electrical component(s) causing the drain.
  • Estimated Cost to Fix: $100 - $1000+ depending on the source of the drain.
  • Recalls: None Found
• iDrive System Malfunctions
  • Description/Symptoms: The iDrive infotainment system can experience glitches, freezing, or complete failure.
  • Solution: Software updates may resolve some issues. More severe problems may require replacing the iDrive control unit.
  • Estimated Cost to Fix: $200 - $2000+
  • Recalls: None Found

Exterior

• Adaptive Headlight Issues
  • Description/Symptoms: Adaptive headlights that automatically adjust their beam angle can fail, causing error messages and reduced visibility.
  • Solution: Diagnose and repair the headlight control module or replace the faulty headlight assembly.
  • Estimated Cost to Fix: $500 - $2000+
  • Recalls: None Found

Interior

• Seat Motor Failure
  • Description/Symptoms: The power seat motors can fail, preventing the seats from adjusting properly.
  • Solution: Replace the faulty seat motor.
  • Estimated Cost to Fix: $300 - $800+ per motor.
  • Recalls: None Found

Summary

The 2010 BMW 750Li offers a luxurious driving experience, but potential buyers should be aware of the common issues associated with this model. Engine problems, particularly oil leaks and valve stem seal failures, can be expensive to repair. The air suspension and electrical systems also present potential maintenance challenges. These issues range from moderate to severe and can lead to significant repair costs, especially if left unaddressed. Pre-purchase inspections and a thorough review of the vehicle’s maintenance history are highly recommended.