Diesel Repair in Huntington Beach, CA 

Professional Diesel Engine Service and Maintenance Solutions 

Your Trusted Diesel Repair Specialists Since Day One 

Orange County Diesel has served the Huntington Beach community with comprehensive diesel repair services for trucks, commercial vehicles, and fleets. What is diesel repair? It encompasses the specialized maintenance and restoration of diesel engines and their complex systems, including fuel injection components, turbochargers, exhaust aftertreatment systems, and transmission services. Our ASE-certified technicians understand the unique demands of diesel engines, from the high-pressure fuel systems in Chevy Duramax engines to the intricate EGR and DPF systems found in Ford Powerstroke and Ram Cummins vehicles. Located at 7441 Vincent Circle Huntington Beach, CA 92648, we combine decades of experience with state-of-the-art diagnostic equipment to keep your diesel vehicles running efficiently. Whether you operate a single pickup truck or manage an entire fleet, our team provides the expertise and reliability you need to minimize downtime and maximize performance.  

Services

Certified Repairs

Our Featured Services

The Best

Choose The Best

Experience The Difference

Experience the difference with our top-tier auto repair services, where quality and customer satisfaction are our highest priorities. With years of experience and a commitment to excellence, we ensure your vehicle receives the best possible care.

  • State-Of-The-Art Service Facility
  • Walk-Ins Welcome
  • Same-Day Service
  • After Hours Pick-Up/Drop-Off

Specials

Print Coupon

Refer a Diesel Owner — and You Both Get $50 Off!

Expires: 03-31-26• Cannot be combined with other offers.

Orange County Diesel | 7441 Vincent Circle Huntington Beach, CA 92648 | (714) 848-2170

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Fleet Customers: 10% Off Labor on Your First Visit!

Expires: 03-31-26• Cannot be combined with other offers.

Orange County Diesel | 7441 Vincent Circle Huntington Beach, CA 92648 | (714) 848-2170

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First-Time Diesel Customers: Enjoy a FREE Multi-Point Diesel Inspection with any Ford Powerstroke, GM Duramax, or Dodge RAM Cummins service.

Expires: 03-31-26• Cannot be combined with other offers.

Orange County Diesel | 7441 Vincent Circle Huntington Beach, CA 92648 | (714) 848-2170

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Complimentary Wash for All Returning Customers!

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Expires: 03-31-26• Cannot be combined with other offers.

Reviews

Testimonials

Kind Words From Our Customers

⭐️⭐️⭐️⭐️⭐️ I don’t usually write reviews, but OC Diesel truly deserves it. Finding a repair shop you can trust is tough — and these guys have completely earned mine. They’re honest, super thorough, and take the time to explain everything in a way that makes sense. What really stood out to me was their communication. They kept me updated the whole time, no surprises, and the work they did was top-notch. You can tell they take real pride in what they do. It’s rare to

Jamie Vranes

Noe and his team are the best! I looked all over for someone who could work on my Dodge ram 2500 And not only did he fix my problem. He found other things and helped me bring my truck back to life! Thank you, Orange County diesel!

Jordan Eamer

I had a great experience with Orange County Diesel! The customer service was awesome and everyone was really friendly. They took the time to explain everything and got the work done quick. It’s nice to have a shop that cares about their customers and does solid work. I’m definitely coming back, and I’ve already recommended this shop to my next-door neighbor who’s been looking for a great diesel mechanic.

Chad Smith

Great work, great employees and great owner! If you need anything done, looked at or advice from a knowledgeable person NOE is the guy and his business is the place to go! Go to Orange County Diesel for all your Diesel needs!

Patrick willden

I don’t usually write reviews, but OC Diesel truly deserves it. Finding a repair shop you can trust is tough — and these guys have completely earned mine. They’re honest, super thorough, and take the time to explain everything in a way that makes sense. What really stood out to me was their communication. They kept me updated the whole time, no surprises, and the work they did was top-notch. You can tell they take real pride in what they do. It’s rare to find a shop that’s this t

Jamie Vranes

Noe and his team are the best! I looked all over for someone who could work on my Dodge ram 2500 And not only did he fix my problem. He found other things and helped me bring my truck back to life! Thank you, Orange County diesel!

Jordan Eamer

I had a great experience with Orange County Diesel! The customer service was awesome and everyone was really friendly. They took the time to explain everything and got the work done quick. It’s nice to have a shop that cares about their customers and does solid work. I’m definitely coming back, and I’ve already recommended this shop to my next-door neighbor who’s been looking for a great diesel mechanic.

Chad Smith

Great work, great employees and great owner! If you need anything done, looked at or advice from a knowledgeable person NOE is the guy and his business is the place to go! Go to Orange County Diesel for all your Diesel needs!

Patrick Willden

Quality

Quality Worksmanship

Advanced Diesel Engine Diagnostics and Repair Capabilities  

Our facility features cutting-edge computerized diagnostic equipment specifically designed for diesel engines, allowing us to accurately identify issues with fuel injectors, high-pressure fuel pumps, and turbocharger systems before they escalate into costly repairs. We specialize in Chevy Duramax repair services, including CP3 and CP4 injection pump maintenance, Allison transmission service, and comprehensive fuel system cleaning. Our Ford Powerstroke repair expertise covers everything from FICM diagnostics to oil cooler replacement and EGR system maintenance. For Ram Cummins owners, we provide specialized services including lift pump upgrades, 68RFE transmission services, and grid heater repairs. With over fifteen years of combined diesel repair experience among our technicians, we maintain detailed service records and provide transparent digital inspection reports. Our heavy-duty lifts accommodate larger commercial vehicles and RVs. At the same time, our environmentally responsible practices ensure proper handling of diesel fluids and emissions components throughout every repair process.  

Trusted

Trusted Repairs

Comprehensive Fleet Repair and Commercial Vehicle Services  

Orange County Diesel understands that fleet repair requires specialized attention to minimize vehicle downtime and maintain operational efficiency. Our fleet repair services include preventative maintenance scheduling, DOT compliance inspections, and dedicated account management to streamline your maintenance operations. We offer after-hours service availability and maintain an extensive parts inventory specifically for commercial diesel applications. Our technicians are equipped with fleet-specific diagnostic tools and provide detailed maintenance reporting to help you track service history and plan future maintenance needs. Whether you need mobile repair service for roadside emergencies or comprehensive shop-based maintenance, we work around your schedule to keep your fleet operational. Call us at (714) 848-2170 to discuss your specific fleet requirements or visit our shop during Mon – Fri: 7AM – 5PM to speak with our service advisors. We are Closed Weekends to ensure your diesel repair needs are met at a time that’s most convenient for your business operations.  

Frequently Asked Questions

We service all diesel pickup trucks, commercial vehicles, RVs, and fleet operations, including Chevy Duramax, Ford Powerstroke, and Ram Cummins engines.
Yes, we provide comprehensive fleet repair services, including preventative maintenance scheduling, DOT compliance, and dedicated account management with detailed reporting.
Repair times vary based on the complexity of the issue. However, our advanced diagnostic equipment helps us identify problems quickly, minimizing your vehicle downtime.
Yes, we stand behind our workmanship with comprehensive warranties and use quality OEM or equivalent diesel-specific parts for all repairs.
We offer after-hours service for fleet customers and, when possible, provide mobile repair services for roadside emergencies.