2007 Mercedes-Benz LO 915

The 2007 Mercedes-Benz LO 915 is a light-duty commercial vehicle, typically configured as a bus or truck. This model year would have been equipped with the Mercedes-Benz OM904 LA engine, a 4.25-liter turbocharged diesel inline-4 producing around 150 hp and 420 lb-ft of torque. The OM906 LA, a 6.4L inline 6-cylinder diesel with outputs around 280hp and 810 lb-ft of torque may have also been an available option. Drivers and owners appreciated the LO 915 for its reliability and fuel efficiency in commercial applications. Some common dislikes were its relatively small size compared to larger commercial vehicles, and potential parts availability in certain regions.

Engine

OM904 LA (4.25L Inline-4 Diesel)

• Turbocharger Failure
  • Description/Symptoms: Reduced engine power, excessive black smoke from the exhaust, whining noise from the turbocharger area.
  • Solution: Replacement of the turbocharger unit.
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: None Found
• Fuel Injector Issues
  • Description/Symptoms: Rough idling, misfires, poor fuel economy, difficulty starting.
  • Solution: Diagnosis of faulty injector(s) and replacement.
  • Estimated Cost to Fix: $300 - $800 per injector
  • Recalls: None Found

OM906 LA (6.4L Inline-6 Diesel)

• EGR Valve Problems
  • Description/Symptoms: Reduced engine power, increased emissions, check engine light.
  • Solution: Cleaning or replacement of the EGR valve.
  • Estimated Cost to Fix: $500 - $1200+
  • Recalls: None Found

Transmission

No Issues Found

Suspension

• Air Suspension Compressor Failure (if equipped)
  • Description/Symptoms: Sagging suspension, uneven ride height, inability to raise or lower the vehicle, error messages on the dashboard.
  • Solution: Replacement of the air suspension compressor.
  • Estimated Cost to Fix: $800 - $1800+
  • Recalls: None Found
• Air Springs Leaking (if equipped)
  • Description/Symptoms: Vehicle leaning to one side, hissing sound from the suspension, rough ride.
  • Solution: Replacement of the leaking air spring(s).
  • Estimated Cost to Fix: $400 - $1000 per spring
  • Recalls: None Found

Electrical

• Alternator Failure
  • Description/Symptoms: Dimming lights, battery not charging, vehicle stalling, battery light on the dashboard.
  • Solution: Replacement of the alternator.
  • Estimated Cost to Fix: $400 - $800
  • Recalls: None Found
• Wiring Harness Issues
  • Description/Symptoms: Intermittent electrical problems, malfunctioning lights, sensors not working correctly, difficulty starting.
  • Solution: Diagnosis and repair or replacement of the damaged wiring harness section.
  • Estimated Cost to Fix: $200 - $1500+ (depending on the extent of the damage)
  • Recalls: None Found

Exterior

• Rust (Especially in areas prone to salt exposure)
  • Description/Symptoms: Visible rust spots, especially around the wheel wells, door seams, and undercarriage.
  • Solution: Rust removal and body repair, potentially requiring panel replacement.
  • Estimated Cost to Fix: $200 - $2000+ (depending on severity)
  • Recalls: None Found

Interior

• HVAC Blower Motor Failure
  • Description/Symptoms: No air blowing from the vents, weak airflow, unusual noises from the blower motor area.
  • Solution: Replacement of the HVAC blower motor.
  • Estimated Cost to Fix: $250 - $600
  • Recalls: None Found

Summary

The 2007 Mercedes-Benz LO 915 experiences common issues related to its diesel engine (turbo, injectors, EGR), air suspension (if equipped), electrical system (alternator, wiring), and rust. The cost of repairs can vary significantly depending on the specific issue and the extent of the damage, with engine-related problems and air suspension repairs being potentially the most expensive. Addressing these issues promptly is crucial to maintaining the vehicle’s reliability and longevity.