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Truck Engine Repair, Overhaul & Conversion in Honolulu, HI

Experiencing engine issues with your diesel truck or equipment? We've got you covered. 808 Diesel Doc LLC specializes in engine repair, overhaul, and conversion services in Honolulu, HI. Let our skilled mechanics diagnose and repair your engine problems efficiently.

Diesel Engine Solutions: Engine Repair, Overhaul, & Conversion in Honolulu, HI

From minor diesel engine repair and fuel injector swaps to fuel system repairs and complete overhauls, our skilled technicians have the expertise to handle any challenge. We work on a wide range of diesel engines, including those found in light-duty trucks, medium-duty trucks, heavy-duty trucks, and various diesel equipment used in construction, agriculture, and transportation. Whether you own a single vehicle or manage a fleet, we can provide tailored solutions to meet your needs.

We also offer diesel engine conversion services to help you improve fuel efficiency, reduce emissions, or increase power output. Our team can assess your specific requirements and recommend the best conversion options for your vehicle.

Bring Your Diesel Engine Back to Full Performance

A diesel engine doesn't have to fail completely before it needs attention. Loss of power, excessive exhaust smoke, increased oil consumption, or poor fuel economy are often signs that internal engine components or the fuel system need repairs. Our technicians diagnose the underlying issue and recommend the right solution, whether that's replacing worn components, rebuilding the engine, or completing a full overhaul.

Common diesel engine services include:

  • Fuel injectors are tested and replaced to restore proper fuel delivery and engine performance.
  • Fuel system components are repaired to eliminate fuel delivery problems and improve reliability.
  • Internal engine wear is diagnosed to determine whether targeted repairs or a complete overhaul is the best solution.
  • Worn pistons, bearings, gaskets, and other engine components are replaced during an engine rebuild or overhaul.
  • Engine conversions are completed to meet your performance, efficiency, or application requirements.
  • Oil leaks are repaired by replacing worn seals, gaskets, and other leaking components.
  • Compression and performance testing identify engine problems before repairs begin.
  • Engine components are inspected for excessive wear to help prevent unexpected failures and extend engine life.

Call 808-762-0049 Today!

Contact 808 Diesel Doc LLC today at 808-762-0049 to schedule a diagnostic or repair appointment. Our friendly staff is ready to assist you and get your diesel engine back on the road.

We Service All of Oahu

We welcome you to our shop wherever you are on Oahu! Whether in Kailua, HI; Pearl City, HI; Kapolei, HI; East Kapolei, HI; Waipahu, HI; Ocean Pointe, HI; Mililani, HI; Mililani Mauka, HI; Wahiawa, HI; Kahaluu, HI; Wahiawa, HI; or Laie, HI, our team of friendly and knowledgeable staff is here to assist you with all of your diesel needs.

Frequently Asked Questions (FAQ)

How Long Can an Engine Last After Overhaul?

It depends on the type of truck and engine, but generally it can last you over 200,000 miles or more for heavy-duty trucks. Regular maintenance and quality parts are key to extending engine life.

Are Engine Swaps Risky?

Not if you visit a qualified technician, and not if you switch it for a brand new engine. Engine swaps can be a good option in certain situations, but it's essential to choose a reputable shop with experienced mechanics.

How Do I Contact the Shop?

You can contact us through our phone number, 808-762-0049.

What happens when diesel fuel injectors become clogged?

When diesel fuel injectors become clogged, fuel cannot atomize properly inside the combustion chamber. This leads to poor combustion, reduced power, rough idling, increased fuel consumption, and excessive exhaust smoke. Regular fuel system maintenance helps prevent injector clogging and keeps engines running efficiently.

Our Diesel Truck Repair services

Your diesel vehicle is the backbone of your business, and we're here to keep it running strong. We offer a full range of repair services, from bumper to bumper. Our mechanics are experts in diesel repair, and we excel at tackling fuel system issues and HVAC problems. Whether it's a minor tune-up or a major overhaul, we'll get your equipment back on the road quickly and efficiently.

What Our Customers Say About 808 Diesel Doc's repair Services

I was very pleased with the level of service and professionalism and the quality of the work performed was outstanding!  If you’re looking for a top notch diesel mechanic look no further 808 Diesel Doc got you covered!
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Zack Lani

Great customer service, and quality work.
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Justin Johnson

Contact 808 Diesel Doc

We're Honolulu's go-to truck repair shop, specializing in repair and maintenance of light, medium, and heavy-duty diesel trucks. Get in touch today with any questions, to request a quote, and to schedule service!

Hours

Shop Hours
Monday - Friday: 8:00am - 4:00pm
Office Hours
Monday - Friday: 9:00am - 2:00pm