If your truck’s engine is losing power, burning oil, or showing signs of major wear, Complete Fleet Services offers expert heavy-duty engine repair in Pittsburgh, PA to restore performance and extend vehicle life.
Diesel Engine Repair in Pittsburgh, PA

Heavy-duty diesel engines are built for strength and longevity, but even the toughest motors eventually need service or replacement. Whether you're facing minor issues or a major failure, our diesel engine repair in Pittsburgh, PA team has the skills and technology to get you back on the road with confidence. Our team is experienced in servicing all major Cummins engine models commonly found in heavy-duty trucks, including the ISX, X15, ISB, and ISL series.
Our engine services include:
- Minor repairs such as gasket replacements, oil leak fixes, and injector replacements
- Full engine rebuilds including replacement of pistons, liners, bearings, and seals
- Major overhauls with complete disassembly, inspection, and reconditioning
- Engine conversions for upgraded performance or emissions compliance
- Comprehensive engine diagnostics and performance testing
- Perform Cummins EGR and DPF system service, including cleaning, regeneration, and component replacement to ensure proper emissions control and optimal engine performance.
- Our technicians specialize in Cummins ISX and X15 injector calibration and replacement, resolving issues like rough idling, poor fuel economy, and misfires using Cummins-approved parts and procedures.
Why Choose Complete Fleet Services for Repairs?
When it comes to diesel engines, experience and precision make all the difference. Here’s why Pittsburgh-area fleets and owner-operators rely on us:
- Engine Experts: Our technicians are highly trained in all aspects of diesel engine diagnostics, repair, and rebuilds, ensuring accurate, durable results.
- Dealer-Level Technology: We use factory-level diagnostic tools to pinpoint problems and ensure rebuilds meet OEM specifications.
- Customized Solutions: Every truck, route, and fleet is different. We help you decide whether repair, rebuild, overhaul, or conversion is the smartest move for your operation.
Contact Us for Engine Repair, Rebuild, Overhaul, and Conversion in Canonsburg, PA: Call 724-873-9002!
When your engine needs more than just basic maintenance, trust Complete Fleet Services. Call 724-873-9002 today to schedule your heavy-duty engine repair in Pittsburgh, PA!
FAQs
What Areas Do You Serve For Engine Repair and Rebuild Services?
As well as Pittsburgh, PA, we proudly service Greensburg, PA, Butler, PA, Beaver Falls, PA, Washington, PA, and Uniontown, PA.
What’s the Difference Between an Engine Repair, Rebuild, and Overhaul?
Repairs address specific broken parts. Rebuilds involve replacing major internal components to restore factory specifications. Overhauls are full inspections and restorations, often replacing many moving parts to ensure longevity and reliability.
How Do I Know If I Need an Engine Rebuild or Replacement?
Signs include severe loss of power, excessive oil consumption, hard starting, knocking sounds, and frequent breakdowns. Our team can inspect and advise whether repair, rebuild, or conversion makes the most sense based on your truck’s condition.
How Can I Get Engine Repair, Rebuild, Overhaul, or Conversion?
If you’re ready to restore your truck’s power and reliability, call Complete Fleet Services at 724-873-9002 today to schedule your heavy-duty engine repair, in Pittsburgh, PA!
Heavy-Duty Truck Repairs Pittsburgh, PA
When breakdowns happen, trust our skilled technicians for quick, high-quality repairs. We use top parts, offer honest advice, and get your truck back on the road—better and stronger than before.
Testimonials
Here's what our customers are saying, feel free to leave us a review!
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