2014 BMW 740Li

Introduction

The 2014 BMW 740Li is a luxury sedan powered by a 3.0L turbocharged inline-6 engine mated to an 8-speed automatic transmission. The engine produces 315 horsepower and 330 lb-ft of torque.

The 740Li is praised for its refined driving experience, luxurious interior, and advanced technology features. However, like any vehicle, it has its share of issues.

Engine

• 3.0L Turbocharged Inline-6
  • Turbocharger Failure
    • Description/Symptoms: Loss of power, excessive smoke from the exhaust
    • Solution: Replace the turbocharger
    • Estimated Cost to Fix: $2000 - $3500+
    • Recalls: None Found
  • Timing Chain Tensioner Failure
    • Description/Symptoms: Rattling or ticking noise from the engine, reduced engine power
    • Solution: Replace the timing chain tensioner
    • Estimated Cost to Fix: $1000 - $2000+
    • Recalls: None Found

Transmission

• 8-Speed Automatic Transmission
  • Valve Body Failure
    • Description/Symptoms: Rough shifting, loss of gears, transmission slipping
    • Solution: Replace the valve body
    • Estimated Cost to Fix: $1500 - $2500+
    • Recalls: None Found

Suspension

• No Issues Found

Electrical

• Battery Discharge * Description/Symptoms: Battery drains overnight or struggles to start after sitting for a period of time * Solution: Replace the battery or diagnose any parasitic drains * Estimated Cost to Fix: $100 - $1000+ * Recalls: None Found
• iDrive System Failure * Description/Symptoms: Touchscreen becomes unresponsive, system freezes, loss of functionality * Solution: Software update, resetting the system, or replacing touch screen * Estimated Cost to Fix: $500 - $2000+ * Recalls: None Found

Exterior

• No Issues Found

Interior

• Panoramic Sunroof Rattling * Description/Symptoms: Excessive noise from the sunroof while driving * Solution: Adjust or replace the sunroof tracks or glass panel * Estimated Cost to Fix: $500 - $1500+ * Recalls: None Found

Summary

The 2014 BMW 740Li is a generally reliable luxury sedan, but it has its share of potential issues. The most common problems reported with this vehicle are related to the engine (turbocharger failure, timing chain tensioner failure), transmission (valve body failure), and electrical system (battery discharge, iDrive system failure). While some of these issues can be minor and inexpensive to fix, others can be more severe and costly. It’s important to research potential issues before purchasing a used 740Li and to factor in the cost of potential repairs.