Engine Repair, Rebuild, Overhaul & Conversion Services in Bakersfield, CA

Is engine trouble disrupting your operational efficiency? Delaney & Ahlf Diesel Service Inc. delivers expert heavy-duty engine repair, rebuild, and overhaul services to maximize performance and reliability. Let us get your trucks back on the road fast.

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Diesel Engine Repair In Bakersfield, CA

Over time, wear and tear, oil contamination, or component failures can cause performance issues within your engine. This can lead to excessive fuel consumption and even catastrophic engine failure, a one-way ticket to expensive repairs and extended downtime. At Delaney & Ahlf Diesel Service Inc., we provide full-service diesel engine services, including:

Engine Diagnostics: Using advanced tools to identify issues with engine sensors, fuel injection systems, and compression.

Engine Repairs: Addressing common problems like blown gaskets, rod knock, or faulty flywheels to restore performance.

Engine Rebuilds: Reconditioning worn parts like pistons, camshafts, and valves to bring your engine back to life.

Full Engine Overhaul: Comprehensive inspections and replacement of all critical components to ensure reliability for years.

Engine Conversions: Upgrading your existing engine or converting to a different power system for better efficiency and performance.

Experience the Delaney & Ahlf Difference!

At Delaney & Ahlf Diesel Service Inc., we’ve been Bakersfield’s trusted choice for heavy-duty engine repairs since 1959. Here’s why fleet managers and owner-operators choose us:

Unmatched Expertise: With over 60 years of experience, we’ve rebuilt and repaired thousands of engines, ensuring top-quality results every time.

15 Repair Bays: Our spacious facility can accommodate large fleets and complex engine work, reducing your downtime.

Customer-Centric Service: From diagnosing engine problems to explaining repair options, we provide clear, transparent communication and pricing.

Long-Lasting Solutions: We use premium components and proven techniques to deliver engine rebuilds and repairs that stand the test of time.

Contact Us About Truck Engine Repair Now: Call 661-322-5064!

If you need heavy-duty engine repair, rebuild, or overhaul, don’t wait until a minor issue becomes a major breakdown. Call Delaney & Ahlf Diesel Service Inc. at 661-322-5064 to schedule your engine service today. We’ll get you back on the road with power and confidence.

FAQs

What Areas Do You Serve For Heavy-Duty Engine Repair?

We are located at 3901 Mercury Ave, Bakersfield, CA, near Hwy 99 and Bucko Boulevard. We proudly serve Bakersfield and surrounding areas, 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; and Lebec, CA.

What Are The Signs Of A Failing Diesel Engine?

Signs of a failing diesel engine include hard starts, excessive exhaust smoke (black, blue, or white), reduced power, poor fuel efficiency, unusual noises (knocking or ticking), rough idling, and overheating. Regular maintenance and timely inspections are crucial to prevent further damage or complete failure.

Can You Rebuild A Semi-Truck Engine?

Yes, a semi-truck engine can be rebuilt. Rebuilding involves disassembling, cleaning, and replacing worn components like pistons, rings, bearings, and gaskets. It restores performance, extends engine life, and is often more cost-effective than replacement. Professional assessment determines if rebuilding is the best option.

How Can I Schedule Truck Engine Repair?

If you need engine repair, rebuild, overhaul, or conversion, call our team at Delaney & Ahlf Diesel Service Inc. at 661-322-5064 today! No matter your problem, our expert team has the solution!

Reach out to our team

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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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