2009 BMW 750i

Introduction:

The 2009 BMW 750i is a luxury sedan powered by a 4.4-liter twin-turbocharged V8 engine boasting 400 horsepower and 450 lb-ft of torque. It comes standard with a 6-speed automatic transmission. The 750i is known for its spacious cabin, advanced technology, and impressive performance. However, like many vehicles, it has faced some common issues.

Engine

4.4-liter Twin-Turbocharged V8

• Timing Chain Failure:
  • Description/Symptoms: Engine rattling, loss of power, reduced fuel efficiency
  • Solution: Replace timing chain and related components
  • Estimated Cost to Fix: $2,000 - $5,000+
  • Recalls: None Found
• Valve Stem Seal Failure:
  • Description/Symptoms: Blue smoke from exhaust, increased oil consumption
  • Solution: Replace valve stem seals
  • Estimated Cost to Fix: $1,000 - $3,000+
  • Recalls: None Found

Transmission

6-Speed Automatic Transmission

• Mechatronic Unit Failure:
  • Description/Symptoms: Gear slipping, difficulty shifting, transmission warning light
  • Solution: Replace mechatronic unit
  • Estimated Cost to Fix: $3,000 - $7,000+
  • Recalls: None Found

Suspension

• Air Suspension Compressor Failure:
  • Description/Symptoms: Inability to adjust ride height, sagging suspension
  • Solution: Replace air suspension compressor
  • Estimated Cost to Fix: $1,000 - $2,000+
  • Recalls: None Found
• Control Arm Bushing Wear:
  • Description/Symptoms: Loose steering, clunking noises, uneven tire wear
  • Solution: Replace control arm bushings
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Electrical

• Fuel Pump Relay Failure:
  • Description/Symptoms: Engine stalling, difficulty starting
  • Solution: Replace fuel pump relay
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found
• Alternator Failure:
  • Description/Symptoms: Dimming lights, electrical system problems, battery drain
  • Solution: Replace alternator
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Exterior

• Trunk Lid Struts Failure:
  • Description/Symptoms: Difficulty opening or closing trunk lid
  • Solution: Replace trunk lid struts
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found

Interior

• Instrument Cluster Failure:
  • Description/Symptoms: Dim or flickering instrument panel, inaccurate readings
  • Solution: Replace instrument cluster
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found
• Center Console Trim Detachment:
  • Description/Symptoms: Trim around center console becoming loose or detaching
  • Solution: Reattach trim using adhesive or clips
  • Estimated Cost to Fix: $100 - $200+
  • Recalls: None Found

Summary:

The 2009 BMW 750i has some common issues that can be expensive to repair, especially the engine and transmission problems. However, it remains a popular choice for luxury sedan enthusiasts due to its performance, features, and overall driving experience. Owners should be aware of these potential issues and budget accordingly for maintenance and repairs.