2017 Freightliner B2 2017 Base Bus (School) – Stripped Chassis

Common Issues

• Fuel System Problems: CNG systems can develop leaks or pressure issues over time.
• Turbocharger Wear: Regular checks are recommended to avoid performance declines.
• Brake System Wear: High usage can lead to accelerated wear of brake components.

Maintenance Tips

• Regularly inspect the CNG tanks and connections for leaks or damage.
• Ensure the turbocharger and associated components are clean and functioning properly.
• Adhere to a regular schedule for brake inspections and fluid changes.
• Maintain proper tire pressure to ensure safety and fuel efficiency.

Typical Repair/Ownership Cost Ranges

• Fuel System Repairs: $200 - $1,000 depending on parts and labor.
• Turbocharger Replacement: $1,500 - $3,000.
• Brake System Overhaul: $500 - $1,500.
• General Maintenance: $300 - $600 annually.

Buying Advice

• Inspect the CNG tanks for any signs of corrosion or damage.
• Check the condition of the turbocharger and listen for unusual noises during operation.
• Review maintenance records to ensure regular servicing has been performed.
• Test drive to assess the handling and check for any warning lights on the dashboard.

FAQ

How often should the CNG tanks be inspected? It's recommended to inspect CNG tanks every 3 years or as per the manufacturer's guidelines.

What is the expected lifespan of the turbocharger? With proper maintenance, a turbocharger can last between 100,000 to 150,000 miles.

Are there specific oil requirements for the CNG engine? Yes, use oil specified for CNG engines to ensure optimal performance and longevity.

Is it more cost-effective to run on CNG compared to diesel? Generally, CNG is more economical due to lower fuel costs and cleaner emissions.