2011 BMW 750Li xDrive

Introduction

The 2011 BMW 750Li xDrive is a luxurious sedan powered by a 4.4-liter twin-turbocharged V8 engine producing 400 horsepower and 450 lb-ft of torque. It comes with an eight-speed automatic transmission and all-wheel drive. The 750Li xDrive offers exceptional performance, a spacious and well-crafted interior, and advanced technology. However, like any vehicle, it has its share of potential issues.

Engine

• N63 4.4L Twin-Turbocharged V8

  • Timing Chain and Guide Failures:
    • Description/Symptoms: Unusual engine noises, rough idling, and decreased performance.
    • Solution: Replace the timing chain and guides.
    • Estimated Cost to Fix: $2,000 - $4,000+
    • Recalls: None Found
  • Intake Valve Carbon Build-Up:
    • Description/Symptoms: Reduced engine power, fuel economy, and knocking noises.
    • Solution: Clean or replace the intake valves.
    • Estimated Cost to Fix: $500 - $1,000+
    • Recalls: None Found
  • Turbocharger Wastegate Issues:
    • Description/Symptoms: Increased exhaust noise, reduced performance, and potential for turbo failure.
    • Solution: Replace the wastegate actuator or turbocharger.
    • Estimated Cost to Fix: $1,000 - $2,500+
    • Recalls: None Found

Transmission

• Eight-Speed Automatic

  • ZF 8HP70 Transmission:
    • Description/Symptoms: Hesitation or slipping during gear changes, delayed or hard shifts, and potential for transmission failure.
    • Solution: Replace or rebuild the transmission.
    • Estimated Cost to Fix: $3,000 - $6,000+
    • Recalls: None Found

Suspension

• Air Suspension System:

  • Description/Symptoms: Uneven ride height, suspension sagging, and potential for suspension failure.
  • Solution: Replace the air springs or compressor.
  • Estimated Cost to Fix: $1,000 - $2,500+
    • Recalls: None Found

• Control Arm Bushings:

  • Description/Symptoms: Squeaking or knocking noises while driving, loose steering, and impaired handling.
  • Solution: Replace the control arm bushings.
  • Estimated Cost to Fix: $500 - $1,200+
    • Recalls: None Found

Electrical

• Battery Drain:

  • Description/Symptoms: Battery dies prematurely or requires frequent charging.
  • Solution: Diagnose and fix any underlying electrical issues causing the drain.
  • Estimated Cost to Fix: $500 - $1,000+
    • Recalls: None Found

Exterior

• Headlight Condensation:

  • Description/Symptoms: Water condensation inside the headlight housing.
  • Solution: Replace the headlight housing.
  • Estimated Cost to Fix: $800 - $1,500+
    • Recalls: None Found

Interior

• iDrive System Issues:

  • Description/Symptoms: Frozen screens, unresponsive buttons, and software glitches.
  • Solution: Update the software or replace the iDrive unit.
  • Estimated Cost to Fix: $500 - $2,000+
    • Recalls: None Found

• Center Console Trim Peeling:

  • Description/Symptoms: Peeling or fading trim on the center console.
  • Solution: Replace the affected trim pieces.
  • Estimated Cost to Fix: $200 - $600+
    • Recalls: None Found

• Ambient Lighting Malfunctions:

  • Description/Symptoms: Malfunctioning ambient lighting, flickering, or non-responsive lights.
  • Solution: Diagnose and replace the faulty lighting components.
  • Estimated Cost to Fix: $300 - $800+
    • Recalls: None Found

Summary

The 2011 BMW 750Li xDrive is a capable luxury sedan, but it is not without its potential issues. Timing chain failures, intake valve carbon build-up, and suspension problems are among the more severe issues reported. Electrical problems, exterior condensation, and interior trim issues are also worth considering. The severity and cost of these issues vary, but they can be significant and require professional attention.