2007 BMW 525xi

The 2007 BMW 525xi is a luxury sedan that comes standard with a 3.0L inline-6 engine producing 215 horsepower and 185 lb-ft of torque, paired with a 6-speed automatic transmission. Other engine and transmission options include a 4.4L V8 and a 6-speed manual transmission. The 525xi is praised for its comfortable ride, spacious interior, and refined driving experience. However, it has received some criticism for its relatively high fuel consumption and expensive maintenance costs.

Engine

• 2.5L N52 Inline-6
  • VANOS Solenoid Failure
    • Description/Symptoms: Stalling, rough idling, loss of power
    • Solution: Replace VANOS solenoid(s)
    • Estimated Cost to Fix: $500 - $1,000+
    • Recalls: None Found
  • Intake Manifold Failure
    • Description/Symptoms: Reduced engine power, rough idling, stalling
    • Solution: Replace intake manifold
    • Estimated Cost to Fix: $600 - $1,500+
    • Recalls: None Found
• 3.0L N52 Inline-6
  • Electric Water Pump Failure
    • Description/Symptoms: Overheating, coolant leaks
    • Solution: Replace electric water pump
    • Estimated Cost to Fix: $500 - $1,000+
    • Recalls: None Found
  • Valve Stem Seal Failure
    • Description/Symptoms: Blue smoke from exhaust, excessive oil consumption
    • Solution: Replace valve stem seals
    • Estimated Cost to Fix: $1,500 - $3,000+
    • Recalls: None Found
• 4.4L N62 V8
  • Timing Chain Failure
    • Description/Symptoms: Rattling or grinding noise from engine, decreased engine performance
    • Solution: Replace timing chain(s)
    • Estimated Cost to Fix: $2,000 - $4,000+
    • Recalls: None Found

Transmission

• 6-Speed Automatic Transmission (GA6L45R)
  • Torque Converter Failure
    • Description/Symptoms: Slipping, shuddering, overheating
    • Solution: Replace torque converter
    • Estimated Cost to Fix: $1,500 - $3,000+
    • Recalls: None Found
  • Mechatronic Unit Failure
    • Description/Symptoms: Transmission slipping, delayed shifting, limp mode
    • Solution: Replace mechatronic unit
    • Estimated Cost to Fix: $1,500 - $2,500+
    • Recalls: None Found
• 6-Speed Manual Transmission
  • No Issues Found

Suspension

• Strut Mount Failure
  • Description/Symptoms: Clunking or rattling noises, poor handling
  • Solution: Replace strut mount(s)
  • Estimated Cost to Fix: $300 - $500+ per strut
  • Recalls: None Found
• Control Arm Bushing Failure
  • Description/Symptoms: Squealing or groaning noises, vibration under braking
  • Solution: Replace control arm bushing(s)
  • Estimated Cost to Fix: $150 - $300+ per control arm
  • Recalls: None Found

Electrical

• Alternator Failure
  • Description/Symptoms: Battery not charging, flickering lights, electrical system failure
  • Solution: Replace alternator
  • Estimated Cost to Fix: $500 - $800+
  • Recalls: None Found
• Battery Drain
  • Description/Symptoms: Battery goes dead prematurely
  • Solution: Identify and repair source of battery drain
  • Estimated Cost to Fix: $150 - $500+
  • Recalls: None Found

Exterior

• Sunroof Drain Plugs Clogging
  • Description/Symptoms: Water leaks into cabin
  • Solution: Clean or replace sunroof drain plugs
  • Estimated Cost to Fix: $100 - $200+
  • Recalls: None Found

Interior

• iDrive System Failure
  • Description/Symptoms: System freezes, crashes, or does not respond
  • Solution: Update or replace iDrive software
  • Estimated Cost to Fix: $300 - $800+
  • Recalls: None Found
• Navigation System Failure
  • Description/Symptoms: GPS not functioning, incorrect directions
  • Solution: Update or replace navigation system
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Summary

The 2007 BMW 525xi is a comfortable and well-equipped luxury sedan, but it has been known to experience some significant issues. Engine problems, such as VANOS solenoid and timing chain failures, can be expensive to repair. The transmission can also be problematic, with potential issues including torque converter and mechatronic unit failures. Other common problems include suspension component failures, electrical issues, and various interior system malfunctions. The severity and cost of these issues can vary depending on the specific parts affected and the extent of the damage.