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1989 International Harvester S1955 1989 Base U/K

Repair services & inexpensive new parts for 1989 International Harvester S1955 1989 Base U/K with 7.6L 466Cu. In. l6 DIESEL Turbocharged engine.

The 1989 International Harvester S1955 is a robust medium-duty truck tailored for various heavy-duty applications. Powered by a 7.6L 466 cubic-inch inline-six diesel turbocharged engine, this model is well-regarded for its durability and strong performance, especially in demanding environments. The turbocharged diesel setup provides a good balance of power and fuel efficiency for its class, making it a reliable workhorse for industries such as logistics, farming, and construction. Its utilitarian design emphasizes functionality and longevity, hallmarks of the International Harvester brand.

Common Issues

  • Turbocharger wear and tear over time, impacting performance.
  • Fuel system clogs due to impurities in diesel fuel.
  • Cooling system inefficiencies leading to overheating.
  • Brake system wear, particularly in the hydraulic components.

Maintenance Tips

  • Regularly inspect and clean the turbocharger to ensure optimal performance.
  • Use high-quality diesel fuel and replace fuel filters routinely.
  • Check the cooling system for leaks and maintain coolant levels.
  • Inspect brake pads and hydraulic lines frequently for wear or damage.

Typical Repair/Ownership Cost Ranges

  • Turbocharger replacement: $1,500 - $3,000
  • Fuel system repairs: $500 - $1,200
  • Cooling system overhaul: $400 - $800
  • Brake system service: $250 - $600

Buying Advice

  • Check the condition and service history of the turbocharger and engine.
  • Inspect the fuel and cooling systems for any signs of leaks or previous repairs.
  • Evaluate the brake system for functionality and recent maintenance.
  • Review maintenance records for consistent servicing and parts replacement.

FAQ

  • What is the fuel economy for the 1989 International Harvester S1955? Fuel economy can vary based on load and driving conditions, but expect around 6-8 miles per gallon for typical usage.
  • How often should the oil be changed in this diesel engine? It is recommended to change the engine oil every 5,000 miles or every 6 months, whichever comes first.
  • What type of oil is suitable for this engine? Use high-quality diesel engine oil with a viscosity rating suitable for your climate, typically 15W-40.
  • Are parts readily available for the S1955? Parts are generally available, although some components may need to be sourced from specialized suppliers or custom orders.
  • Does the S1955 have any electronic components that need regular attention? Being an older model, it has minimal electronic components, which simplifies maintenance but requires regular manual checks on mechanical systems.
  • How can I improve the longevity of the turbocharger? Regular maintenance, including keeping the air filter clean and ensuring proper oil flow, can extend the life of the turbocharger.

Have Questions about International Harvester S1955 1989 Base? Ask the assistant for questions about mileage, performance, repairs, parts, recommended maintenance and more.


Make: International Harvester
Model: S1955
Trim: Base
Year: 1989

Quick Info

Fuel: DIESEL
Aspiration: Turbocharged
Engine Displacement: 7.6L
Engine CC: N/A
Engine CID: 466
Engine Block Type: L
Cylinder Type: U/K
Cylinders: 6
Drive: U/K
Body Type: U/K
Doors: U/K

Repair services & inexpensive new parts for 1989 International Harvester S1955 1989 Base U/K with 7.6L 466Cu. In. l6 DIESEL Turbocharged engine.