2007 BMW 750i

Introduction

The 2007 BMW 750i is a luxurious and powerful full-size sedan. It features a 4.8-liter V8 engine producing 362 horsepower and 361 lb-ft of torque. The 750i comes standard with a six-speed automatic transmission.

The 750i is praised for its refined performance, comfortable interior, and advanced technology. However, it also has some notable issues that potential owners should be aware of.

Engine

• N62 V8 Engine
  • Valve Stem Seal Failure
    • Description/Symptoms: Worn valve stem seals cause excessive oil consumption and blue smoke from the exhaust.
    • Solution: Replace the valve stem seals.
    • Estimated Cost to Fix: $2,000 - $3,000+
    • Recalls: None Found
  • VANOS System Failure
    • Description/Symptoms: Faulty VANOS components (variable valve timing system) can lead to reduced engine power, rough idle, and check engine light illumination.
    • Solution: Replace the affected VANOS components.
    • Estimated Cost to Fix: $1,500 - $2,500+
    • Recalls: None Found

Transmission

• ZF 6HP26 Automatic Transmission
  • Torque Converter Shudder
    • Description/Symptoms: Vibration or shuddering during acceleration from a stop or low speeds.
    • Solution: Replace the torque converter.
    • Estimated Cost to Fix: $2,000 - $3,000+
    • Recalls: None Found

Suspension

• Air Suspension System Failure * Description/Symptoms: Malfunctioning air suspension components can cause uneven ride height, loss of damping, and reduced handling. * Solution: Diagnose and repair or replace the faulty air suspension components. * Estimated Cost to Fix: $1,000 - $2,000+ * Recalls: None Found

Electrical

• Battery Drain * Description/Symptoms: Rapid battery discharge, even when the vehicle is parked. * Solution: Identify and fix the source of the parasitic drain. * Estimated Cost to Fix: $200 - $500+ * Recalls: None Found

Exterior

• Headlight Condensation * Description/Symptoms: Moisture buildup inside the headlight assemblies. * Solution: Replace the headlight assemblies. * Estimated Cost to Fix: $500 - $1,000+ * Recalls: None Found

Interior

• Navigation System Failure * Description/Symptoms: Malfunctioning navigation system causing errors or loss of functionality. * Solution: Update or replace the navigation software. * Estimated Cost to Fix: $500 - $1,000+ * Recalls: None Found

Summary

The 2007 BMW 750i can be a reliable and enjoyable vehicle, but it is not without its issues. The engine and transmission problems can be expensive to repair, but the suspension, electrical, and interior issues are generally less severe and less costly to address. Overall, the 750i is a solid choice for those who can afford its potential maintenance costs.