2017 BMW 740i

Introduction: The 2017 BMW 740i is a luxury sedan powered by a 3.0L inline-six engine that produces 320 horsepower and 330 lb-ft of torque. It is paired with an 8-speed automatic transmission and comes standard with rear-wheel drive. The 740i offers a combination of performance, comfort, and technology, but like all vehicles, it has some reported issues.

Engine

• 3.0L Inline-Six
  • Valve Stem Seal Failure
    • Description/Symptoms: Excessive oil consumption, blue smoke from the exhaust, drop in oil pressure
    • Solution: Replace valve stem seals
    • Estimated Cost to Fix: $1,500 - $2,500+
    • Recalls: None Found
  • Timing Chain Failure
    • Description/Symptoms: Rattling or grinding noise from the engine, reduced power, rough idle
    • Solution: Replace timing chain and related components
    • Estimated Cost to Fix: $3,000 - $5,000+
    • Recalls: #20V-343, #20V-412

Transmission

• 8-Speed Automatic
  • Shift Solenoid Failure
    • Description/Symptoms: Hard or delayed shifting, slipping gears, transmission stuck in one gear
    • Solution: Replace shift solenoid
    • Estimated Cost to Fix: $500 - $1,000+
    • Recalls: None Found
  • Transmission Control Module (TCM) Failure
    • Description/Symptoms: Transmission does not engage, erratic shifting, flashing transmission light
    • Solution: Replace TCM
    • Estimated Cost to Fix: $1,000 - $2,000+
    • Recalls: None Found

Suspension

• Front Control Arm Bushings
  • Description/Symptoms: Clunking or rattling noises over bumps, uneven tire wear, reduced stability
  • Solution: Replace control arm bushings
  • Estimated Cost to Fix: $400 - $800+
    • Recalls: None Found
• Rear Air Suspension Compressor Failure
  • Description/Symptoms: Rear of the car sagging, reduced ride height, compressor noise
  • Solution: Replace air suspension compressor
  • Estimated Cost to Fix: $1,500 - $2,500+
    • Recalls: None Found

Electrical

• Battery Discharge
  • Description/Symptoms: Battery drains quickly, difficulty starting, electrical components not functioning
  • Solution: Diagnose and replace faulty electrical components or wiring
  • Estimated Cost to Fix: $500 - $2,000+
    • Recalls: None Found
• I-Drive System Failure
  • Description/Symptoms: Touchscreen unresponsive, navigation not working, other iDrive features malfunctioning
  • Solution: Software update, hardware replacement
  • Estimated Cost to Fix: $500 - $3,000+
    • Recalls: None Found

Exterior

• Headlight Condensation
  • Description/Symptoms: Moisture or condensation inside headlight housing
  • Solution: Seal leaks or replace headlight assembly
  • Estimated Cost to Fix: $500 - $2,000+
    • Recalls: None Found

Interior

• Climate Control Malfunction
  • Description/Symptoms: Air conditioning or heating not working properly, uneven temperature distribution
  • Solution: Diagnose and repair or replace faulty climate control components
  • Estimated Cost to Fix: $500 - $1,500+
    • Recalls: None Found
• Center Console Trim Peeling
  • Description/Symptoms: Trim around center console peeling or bubbling
  • Solution: Replace center console trim
  • Estimated Cost to Fix: $200 - $500+
    • Recalls: None Found

Summary: The 2017 BMW 740i is a well-engineered vehicle, but it is not without its issues. Some of the reported problems can be costly to fix, particularly those related to the engine and transmission. However, many of the issues can be prevented with proper maintenance and timely repairs. Overall, the 740i offers a luxurious and enjoyable driving experience, but potential buyers should be aware of the potential issues before making a purchase.