2007 BMW 328xi

Introduction

The 2007 BMW 328xi is a luxury sedan equipped with a 3.0-liter N52 inline-six engine, producing 230 horsepower and 200 lb-ft of torque. It features an all-wheel-drive system (xi) and a six-speed manual or automatic transmission. The 328xi is praised for its balanced performance, handling, and comfort. However, it also faces several known issues.

Engine

N52 3.0L Inline-Six

• Oil Filter Housing Gasket Leak:
  • Description/Symptoms: Leaks oil from the area around the oil filter housing.
  • Solution: Replace the oil filter housing gasket.
  • Estimated Cost to Fix: $150 - $250+
  • Recalls: None Found
• Valve Stem Seal Failure:
  • Description/Symptoms: Excessive oil consumption, blue smoke from the exhaust.
  • Solution: Replace the valve stem seals.
  • Estimated Cost to Fix: $1,000 - $1,500+
  • Recalls: None Found

Transmission

6-Speed Manual

• No Issues Found

6-Speed Automatic

• Mechatronic Unit Failure:
  • Description/Symptoms: Transmission slipping, hesitation, or failure to shift.
  • Solution: Replace or repair the mechatronic unit.
  • Estimated Cost to Fix: $2,000 - $4,000+
  • Recalls: None Found

Suspension

• Strut Mount Bearing Failure:
  • Description/Symptoms: Noises, vibrations, or clunking sounds during turns.
  • Solution: Replace the strut mount bearings.
  • Estimated Cost to Fix: $500 - $700+
  • Recalls: None Found

Electrical

• Battery Drain:
  • Description/Symptoms: Battery drains quickly, especially when the car is parked.
  • Solution: Diagnose and repair the source of the battery drain, such as faulty modules, trunk lights, or parasitic devices.
  • Estimated Cost to Fix: Varies depending on the cause.
  • Recalls: None Found
• Electrical Gremlin:
  • Description/Symptoms: Intermittent electrical issues, such as flickering lights, dashboard malfunctions, or power window failures.
  • Solution: Diagnose and repair the specific electrical fault.
  • Estimated Cost to Fix: Varies depending on the issue.
  • Recalls: None Found

Exterior

• No Issues Found

Interior

• Navigation System Malfunction:
  • Description/Symptoms: Navigation screen freezes, does not respond, or displays incorrect information.
  • Solution: Update or replace the navigation system software.
  • Estimated Cost to Fix: $300 - $1,000+
  • Recalls: None Found

Summary

The 2007 BMW 328xi is an overall reliable and enjoyable vehicle, but it is not without its issues. The most common problems include oil leaks, valve stem seal failure, transmission mechatronic unit failure, strut mount bearing failure, battery drain, and electrical gremlins. These issues can vary in severity and cost, with some being relatively minor and others requiring significant repairs. It is important for owners to be aware of these issues and address them promptly to ensure the longevity and performance of their vehicle.