2007 BMW 328i

The 2007 BMW 328i is a popular entry-level luxury sedan that offered a blend of sporty handling and comfortable features. The most common engine found in the 328i is the 3.0-liter inline-6 N52 engine, producing 230 horsepower and 200 lb-ft of torque. Other engine options included a detuned version of the N51 and the N52. The transmissions available were a 6-speed manual and a 6-speed automatic. Owners often praise the car’s responsive steering, balanced chassis, and relatively fuel-efficient engine. Common dislikes include the cost of maintenance, potential for electrical gremlins, and the somewhat firm ride.

Engine

3.0L Inline-6 N52

• Oil Leaks (Valve Cover Gasket)
  • Description/Symptoms: Oil leaks from the valve cover gasket, leading to a burning smell and potential oil loss.
  • Solution: Replace the valve cover gasket.
  • Estimated Cost to Fix: $250 - $500
  • Recalls: None Found
• VANOS Solenoid Issues
  • Description/Symptoms: Faulty VANOS solenoids can cause rough idling, decreased performance, and error codes.
  • Solution: Replace the VANOS solenoids.
  • Estimated Cost to Fix: $200 - $400
  • Recalls: None Found
• Water Pump Failure
  • Description/Symptoms: Overheating due to a failing water pump.
  • Solution: Replace the water pump and thermostat.
  • Estimated Cost to Fix: $400 - $800
  • Recalls: None Found

Transmission

6-Speed Automatic (GM GA6L45R)

• Slipping or Erratic Shifting
  • Description/Symptoms: Delayed shifts, slipping between gears, or erratic shifting patterns.
  • Solution: Fluid change, valve body repair/replacement, or transmission rebuild/replacement.
  • Estimated Cost to Fix: $300 (fluid change) - $3,000+ (rebuild/replacement)
  • Recalls: None Found

Suspension

• Control Arm Bushing Failure
  • Description/Symptoms: Clunking noises from the front suspension, especially over bumps, and vague steering.
  • Solution: Replace the control arm bushings or the entire control arms.
  • Estimated Cost to Fix: $300 - $800
  • Recalls: None Found

Electrical

• Battery Drain
  • Description/Symptoms: The battery drains quickly, especially when the car is not driven frequently.
  • Solution: Diagnose and repair parasitic draws. May require a new battery.
  • Estimated Cost to Fix: $150 (battery) - $500+ (diagnose and repair parasitic draw)
  • Recalls: None Found
• Faulty Window Regulators
  • Description/Symptoms: Windows not operating properly or failing to stay up.
  • Solution: Replace the window regulator.
  • Estimated Cost to Fix: $200 - $400 per window
  • Recalls: None Found

Exterior

• Rust (Especially in Northern Climates)
  • Description/Symptoms: Rust formation on body panels, particularly around wheel wells and door edges.
  • Solution: Rust repair or panel replacement.
  • Estimated Cost to Fix: $300+ per panel, depending on severity.
  • Recalls: None Found

Interior

• Cracked Dashboard Trim
  • Description/Symptoms: Cracks appearing on the dashboard trim, especially in sun-exposed areas.
  • Solution: Replacement of the cracked trim pieces.
  • Estimated Cost to Fix: $100 - $500 depending on the piece.
  • Recalls: None Found
• Sticking Center Console Buttons
  • Description/Symptoms: Buttons on the center console, especially the radio and climate control buttons, becoming sticky and difficult to press.
  • Solution: Cleaning or replacement of the affected buttons or control unit.
  • Estimated Cost to Fix: $50 - $300
  • Recalls: None Found

Summary The 2007 BMW 328i is a generally reliable vehicle, but it is not without its issues. The severity of the issues ranges from minor electrical problems to more significant engine and transmission concerns. While some fixes are relatively inexpensive, others can be costly, especially repairs involving the engine and transmission. Potential buyers should have the vehicle inspected by a qualified mechanic prior to purchase, paying close attention to the valve cover gasket, VANOS solenoids, water pump, and transmission condition.