Commercial Heavy-Duty Truck Repair services in Bakersfield, CA

Welcome to Delaney & Ahlf Diesel Service Inc., your trusted partner for heavy-duty diesel truck repairs in Bakersfield, CA. Whether you’re dealing with complex engine issues, aftertreatment system challenges, or need reliable diagnostics, our full-service truck repair shop is here to handle it all! With decades of combined experience, our diesel mechanic team has the expertise to handle just about any commercial truck repair service you throw our way. Contact us today to request a quote and to schedule the services you require!

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What Makes Delaney & Ahlf Diesel Service Different?

Since 1959, our team has built a reputation for delivering expert, efficient repairs with a commitment to transparency and customer satisfaction. With 15 service bays and an experienced crew, we’re ready to take on any repair you throw at us, ensuring your vehicles are road-ready and performing at their best.

Engine Rebuilds and Repairs: From addressing worn components to complete overhauls, our skilled technicians restore engines to peak performance, maximizing power and efficiency.

DPF and Aftertreatment Repairs: Faulty DPF systems can lead to poor fuel economy and increased emissions. We specialize in cleaning, repairing, and replacing these systems to keep your vehicle compliant and efficient.

Diagnostics: With advanced diagnostic tools, we pinpoint issues quickly and accurately, minimizing downtime and ensuring precise repairs.

Decades of Expertise: With over 60 years of experience, we bring unmatched knowledge to every job.

State-of-the-Art Facility: Our 15 bays accommodate fleets of all sizes, ensuring quick and efficient service.

Customer-First Approach: Transparent pricing, clear communication, and a focus on sourcing quality parts make us the top choice for diesel repairs in Bakersfield.

Frequently Asked Questions

What Areas Do You Serve for Diesel Services?

We serve Bakersfield, CA, and nearby cities, including Oildale, CA; Lamont, CA; Arvin, CA; Shafter, CA; Wasco, CA; Taft, CA; Delano, CA; Tehachapi, CA; Porterville, CA; Lindsay, CA; Corcoran, CA; Mojave, CA; California City, CA; Rosamond, CA; Lake Isabella, CA; Ridgecrest, CA; Buttonwillow, CA; McFarland, CA; Boron, CA; Frazier Park, CA; Lebec, CA.

What Is the Difference Between an Engine Rebuild and Repair?

An engine repair involves fixing specific components, such as gaskets or injectors, to restore functionality. An engine rebuild, on the other hand, involves dismantling and replacing or restoring most internal parts, essentially giving the engine a second life.

What Are the Signs of a Bad DPF System?

Common signs include reduced fuel efficiency, loss of power, excessive exhaust smoke, or a warning light on the dashboard. Ignoring these issues can lead to costly repairs or engine damage.

When Should I Call for Diagnostics?

If you notice unusual sounds, decreased performance, warning lights, or fuel inefficiency, it’s time for a diagnostic check. Early detection can save you time and money.

How Can I Get Diesel Services?

To schedule your next service or discuss your repair needs, call us at 661-322-5064 today. Let Delaney & Ahlf Diesel Service Inc. keep your vehicles running smoothly.

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Our Repairs

Delaney & Ahlf Diesel Service Inc. specializes in tackling the toughest diesel repairs. Our expertise includes engine rebuilds, advanced diagnostics, and DPF and aftertreatment system repairs. With over 60 years in the industry, we deliver precise solutions for even the most complex issues.Whether addressing fuel system problems or performing a complete overhaul, our 15-bay facility and knowledgeable technicians ensure efficient and long-lasting repairs. Count on our transparent pricing and reliable service to keep you on the road.

Testimonials

Jason Weatherford

Great fast service. The men there are top notch we were in a bad spot and they got right on our issue and had us out the door highly suggest them.

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Dave Ballerstein

Been doing business with them for over 40yrs best damn shop in the country....and they work on the whole truck not just engines...Here to get a tune up and service and whatever else I need

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A.M. Phaneuf

You are not usually glad to spend money on repairs, but I was happy to have had them do the work. Great place. Good folks.

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Gildardo Rodriguez

Everyone I spoke with had that easy speaking way. Knowledgeable and great to get along with. Best service in town honestly.

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Loran Blasdell

Amazing shop with extremely friendly, knowledgeable, and helpful staff

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Michael Mauro

Fast, friendly and knowledgeable service. I definitely recommend giving this shop your business.

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Jason Weatherford

Great fast service. The men there are top notch we were in a bad spot and they got right on our issue and had us out the door highly suggest them.

Google IconStars icon

Dave Ballerstein

Been doing business with them for over 40yrs best damn shop in the country....and they work on the whole truck not just engines...Here to get a tune up and service and whatever else I need

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A.M. Phaneuf

You are not usually glad to spend money on repairs, but I was happy to have had them do the work. Great place. Good folks.

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Gildardo Rodriguez

Everyone I spoke with had that easy speaking way. Knowledgeable and great to get along with. Best service in town honestly.

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Loran Blasdell

Amazing shop with extremely friendly, knowledgeable, and helpful staff

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Michael Mauro

Fast, friendly and knowledgeable service. I definitely recommend giving this shop your business.

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Contact Us

3901 Mercury Ave, Bakersfield, CA

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661-322-5064
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Service: service@dnaparts.com
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Parts: parts@dnaparts.com

Hours

7:00 AM to 4:00 PM
Monday to Friday

Saturday: By Appt. Only