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1986 GMC C2500 Suburban 1986 High Sierra Sport Utility

Repair services & inexpensive new parts for 1986 GMC C2500 Suburban 1986 High Sierra Sport Utility with 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated engine.

The 1986 GMC C2500 Suburban High Sierra is a classic sport utility vehicle known for its robust build and powerful 5.7L 350 cubic inch V8 GAS OHV naturally aspirated engine. This RWD vehicle combines utility with the comfort of a four-door design, making it a popular choice for those who appreciate vintage SUVs with ample space and towing capacity. Its straightforward mechanical setup makes it relatively easy to maintain and repair, though finding certain parts might require some searching due to its age.

Common Issues

  • Transmission wear and potential leaks over time.
  • Rust on the body, especially around the wheel wells and undercarriage.
  • Cooling system issues, such as radiator leaks or thermostat failures.
  • Electrical problems due to aging wiring and connectors.

Maintenance Tips

  • Regularly change the oil and filter to keep the engine running smoothly.
  • Inspect and replace the spark plugs and ignition components as needed.
  • Check the brakes routinely for wear and replace pads and rotors when necessary.
  • Keep the cooling system in top condition by flushing and refilling the coolant as recommended.

Typical Repair/Ownership Cost Ranges

  • Oil Change: $40 - $70
  • Brake Pad Replacement: $150 - $300
  • Transmission Repair: $500 - $1,500
  • Engine Tune-Up: $200 - $400

Buying Advice

  • Inspect for rust, particularly on the frame and body panels.
  • Check the condition of the transmission and look for any leaks.
  • Test the electrical components to ensure all are functioning properly.
  • Ask for maintenance records to confirm regular servicing.

FAQ

  • What is the towing capacity of the 1986 GMC C2500 Suburban? The towing capacity is approximately 7,500 to 8,000 pounds, depending on the configuration and condition of the vehicle.
  • Does this model have a carburetor or fuel injection? The 1986 GMC C2500 Suburban typically features a carburetor.
  • What type of fuel does the vehicle use? It uses regular gasoline.
  • How many passengers can it seat? The vehicle can comfortably seat up to nine passengers.
  • Is it difficult to find parts for this model? While some parts may require searching through specialty suppliers or salvage yards, many common parts are still available.
  • What kind of mileage can I expect? You can expect around 12-15 miles per gallon, depending on driving conditions and maintenance.

Have Questions about GMC C2500 Suburban 1986 High Sierra? Ask the assistant for questions about mileage, performance, repairs, parts, recommended maintenance and more.


Make: GMC
Model: C2500 Suburban
Trim: High Sierra Sport Utility 4-Door
Year: 1986

Quick Info

Fuel: GAS
Aspiration: Naturally Aspirated
Engine Displacement: 5.7L
Engine CC: N/A
Engine CID: 350
Engine Block Type: V
Cylinder Type: OHV
Cylinders: 8
Drive: RWD
Body Type: Sport Utility
Doors: 4

Repair services & inexpensive new parts for 1986 GMC C2500 Suburban 1986 High Sierra Sport Utility with 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated engine.