1989 GMC G3500 1989 Vandura Standard Cargo Van

Common Issues

Some common issues with the 1989 GMC G3500 Vandura include:

• Fuel system problems, particularly with the injection pump.
• Electrical issues, especially with aging wiring and connectors.
• Transmission fluid leaks.
• Rust, particularly in the body and frame.

Maintenance Tips

For optimal performance, consider the following maintenance tips:

• Regular oil changes, adhering to recommended intervals.
• Check and replace fuel filters as needed to maintain engine performance.
• Inspect the brakes and replace components that show wear.
• Keep an eye on the cooling system to prevent overheating.

Typical Repair/Ownership Cost Ranges

Ownership and repair costs can vary widely, but here are some general ranges:

• Routine maintenance: $200-$400 annually.
• Minor repairs (e.g., brake pads, filters): $100-$300.
• Major repairs (e.g., transmission rebuild): $1,500-$3,000.
• Parts availability is generally good, with many aftermarket options available.

Buying Advice (What to Inspect)

When considering a purchase, inspect the following:

• Check for rust or corrosion on the body and frame.
• Examine the engine for leaks or unusual noises.
• Test the transmission for smooth shifting.
• Inspect the interior for wear and tear, especially if used commercially.

FAQ

• What is the fuel economy of the 1989 GMC G3500 Vandura? The fuel economy is typically around 15-20 mpg, depending on driving conditions.
• How reliable is the 6.2L diesel engine? The 6.2L diesel engine is known for its durability, but proper maintenance is crucial.
• Are parts easy to find for this model? Yes, parts are generally available through aftermarket suppliers and online retailers.
• What is the towing capacity of the GMC G3500? The towing capacity is approximately 7,500-10,000 lbs, depending on configuration.
• How often should I change the oil? It is recommended to change the oil every 3,000-5,000 miles, or as per manufacturer guidelines.
• What should I do if I experience engine overheating? Check the coolant level, thermostat, and radiator for any issues, and consult a mechanic if the problem persists.