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1991 White/GMC WG 1991 WG42 Straight Truck – Medium Conventional

Repair services & inexpensive new parts for 1991 White/GMC WG 1991 WG42 Straight Truck – Medium Conventional with 11.1L 11096CC 677Cu. In. l6 DIESEL Turbo/Aftercooled engine.

The 1991 White/GMC WG42 is a robust medium conventional straight truck equipped with an 11.1L diesel turbocharged engine, making it suitable for various commercial applications. Known for its durability, this vehicle combines a powerful engine with a straightforward design, catering to the needs of fleet operators and businesses requiring reliable transportation solutions. With a 4x2 drive configuration, the WG42 offers a good balance of power and efficiency, making it a solid choice for those in the heavy-duty truck segment.

Common Issues

  • Fuel system problems, including clogged filters and injector issues.
  • Transmission wear, especially in older models with heavy use.
  • Electrical system failures, particularly in the wiring harness.
  • Overheating due to inadequate cooling system maintenance.

Maintenance Tips

  • Regular oil changes using high-quality diesel engine oil to ensure longevity.
  • Check and replace fuel filters regularly to maintain engine performance.
  • Inspect the cooling system for leaks and ensure the radiator is clean.
  • Monitor tire pressure and tread wear for optimal handling and safety.

Typical Repair/Owership Cost Ranges

The cost of ownership and repairs for a 1991 White/GMC WG42 can vary significantly based on usage and maintenance practices. Typical repair costs may range from $500 to $2,000 for common issues, while major repairs such as engine rebuilds could exceed $5,000. Routine maintenance, including oil changes and minor repairs, typically averages around $300 to $800 annually.

Buying Advice (What to Inspect)

  • Examine the engine for signs of oil leaks or excessive wear.
  • Check the transmission for smooth shifting and any unusual noises.
  • Inspect the frame for rust or structural damage.
  • Review maintenance records to ensure proper care over the years.

FAQ

  • What is the fuel economy of the 1991 White/GMC WG42? The fuel economy can vary, but expect around 8-10 MPG depending on load and driving conditions.
  • How often should I change the oil? It's recommended to change the oil every 5,000 to 7,500 miles for optimal performance.
  • What is the towing capacity of the WG42? The towing capacity is generally around 20,000 pounds, depending on specific configurations.
  • Are parts readily available for this model? Yes, many parts are available through specialized suppliers and online retailers.
  • What type of engine oil is recommended? High-quality 15W-40 diesel engine oil is typically recommended for this engine.
  • How do I know if the turbo is functioning properly? Watch for signs of reduced power and listen for unusual noises, which may indicate turbo issues.
  • What should I do if the truck overheats? Immediately stop the vehicle, check coolant levels, and inspect for leaks before attempting to drive again.
  • Is it easy to find a mechanic familiar with this model? While not as common as newer models, many diesel mechanics can service older trucks like the WG42.

Have Questions about White/GMC WG 1991 WG42? Ask the assistant for questions about mileage, performance, repairs, parts, recommended maintenance and more.


Make: White/GMC
Model: WG
Trim: WG42 Straight Truck – Medium Conventional
Year: 1991

Quick Info

Fuel: DIESEL
Aspiration: Turbo/Aftercooled
Engine Displacement: 11.1L
Engine CC: 11096
Engine CID: 677
Engine Block Type: L
Cylinder Type: U/K
Cylinders: 6
Drive: 4 X 2
Body Type: Straight Truck – Medium Conventional
Doors: U/K

Repair services & inexpensive new parts for 1991 White/GMC WG 1991 WG42 Straight Truck – Medium Conventional with 11.1L 11096CC 677Cu. In. l6 DIESEL Turbo/Aftercooled engine.