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1991 Freightliner FLA086 1991 FLA08664S Straight Truck – High Tilt

Repair services & inexpensive new parts for 1991 Freightliner FLA086 1991 FLA08664S Straight Truck – High Tilt with 12.7L 12686CC 774Cu. In. l6 DIESEL Turbo/Aftercooled engine.

The 1991 Freightliner FLA086 FLA08664S is a robust straight truck featuring a 12.7L inline-six diesel engine with turbo and aftercooler, designed for high-performance hauling tasks. Its 6x4 drivetrain supports heavy-duty applications, making it suitable for long-distance and industrial use. This model is part of Freightliner's renowned lineup known for durability and efficiency, particularly in challenging environments.

Common Issues

  • Leaking coolant due to worn hoses or radiator issues.
  • Turbocharger wear leading to reduced power output.
  • Electrical problems stemming from aging wiring and connectors.
  • Brake wear from extensive use under heavy loads.

Maintenance Tips

  • Regularly check and replace engine oil and filters to ensure longevity.
  • Inspect the turbo and aftercooler system for leaks and blockages.
  • Monitor and maintain proper coolant levels to prevent overheating.
  • Ensure the brake system is inspected and serviced routinely to maintain safe operation.

Typical Repair/Ownership Cost Ranges

  • Engine repairs: $1,500 - $5,000 depending on severity.
  • Turbocharger replacement: $1,200 - $2,500.
  • Brake system overhaul: $800 - $2,000.
  • Routine maintenance: $300 - $800 annually.

Buying Advice

  • Inspect the engine and turbo for signs of wear or leaks.
  • Check the vehicle's service history for regular maintenance records.
  • Assess the condition of the drivetrain and suspension for wear.
  • Look for signs of rust or corrosion, particularly in the undercarriage.

FAQ

How fuel-efficient is the 1991 Freightliner FLA086?
Fuel efficiency varies based on load and driving conditions but typically ranges from 5 to 8 miles per gallon.

What is the towing capacity of this model?
The towing capacity largely depends on the configuration, but it is designed to handle heavy loads typical of commercial freight operations.

How often should the oil be changed?
Oil changes are recommended every 10,000 to 15,000 miles or as specified by service intervals.

Is it difficult to find parts for this model?
Parts are generally available, though some specific components may need to be sourced through specialty suppliers or Freightliner dealerships.

What are signs of turbocharger failure?
Signs include loss of power, excessive smoke from exhaust, and unusual noises from the engine area.

How do I check for electrical issues?
Inspect wiring for wear, ensure connections are secure, and use diagnostics to check for fault codes.

Have Questions about Freightliner FLA086 1991 FLA08664S? Ask the assistant for questions about mileage, performance, repairs, parts, recommended maintenance and more.


Make: Freightliner
Model: FLA086
Trim: FLA08664S Straight Truck – High Tilt
Year: 1991

Quick Info

Fuel: DIESEL
Aspiration: Turbo/Aftercooled
Engine Displacement: 12.7L
Engine CC: 12686
Engine CID: 774
Engine Block Type: L
Cylinder Type: U/K
Cylinders: 6
Drive: 6 X 4
Body Type: Straight Truck – High Tilt
Doors: U/K

Repair services & inexpensive new parts for 1991 Freightliner FLA086 1991 FLA08664S Straight Truck – High Tilt with 12.7L 12686CC 774Cu. In. l6 DIESEL Turbo/Aftercooled engine.