From engine repairs to complete rebuilds and conversions, we provide expert diesel engine services to restore performance and reliability.

Engine Repair, Rebuilds, Overhauls & Conversions
Your engine is the heart of your truck, and when problems arise, fast, accurate repairs are essential. Whether you're dealing with power loss, excessive oil consumption, overheating, engine failure, or simply an aging powerplant, our team provides comprehensive engine services to maximize reliability and performance.
From minor engine repairs to complete overhauls and engine conversions, we have the experience and equipment to handle projects of all sizes. Our technicians work with a variety of diesel engine platforms and specialize in Cummins and Detroit engine applications.
- Diesel engine diagnostics
- Engine repairs and component replacement
- In-frame engine overhauls
- Complete engine rebuilds
- Engine conversions and replacements
- Cylinder head repairs
- Fuel system repairs
- Preventive engine maintenance
Engine Changes That May Signal a Larger Problem
Your diesel engine can develop symptoms long before it stops running completely. Knocking, smoke, oil consumption, hard starting, or reduced power can point to fuel, compression, lubrication, or internal component problems. Early diagnosis can help you understand how serious the repair may be.
- Engine Knocking
- Power Loss
- Hard Starting
- Excessive Smoke
- Oil Consumption
- Rough Running
Why Florida Chooses Fleet Source Truck Center For Engine Services
Engine work requires experience, precision, and attention to detail. Our team understands the investment involved in major engine repairs and takes a thorough approach to diagnostics, repair planning, and quality control throughout the process.
With decades of hands-on diesel experience and a lead mechanic with more than 35 years in the industry, we help customers make informed decisions about repairs, rebuilds, overhauls, and engine replacement options. As a complete truck center, we also provide diagnostics, parts, maintenance, and supporting repairs under one roof, helping simplify the entire process.
Whether you're looking to extend the life of your current engine or upgrade your truck with a replacement powerplant, we're committed to delivering reliable solutions built around your operational needs.
Schedule Engine Service Today: 407-377-7460
If your truck is experiencing engine problems or you're considering a rebuild, overhaul, or engine conversion, call 407-377-7460 today. Our team is ready to discuss your options and help restore your truck's performance.
FAQs
How Do You Get to Our Shop in Apopka from Orlando?
Truck drivers traveling from Orlando for engine repair can find our shop at 2040 Apopka Blvd, Apopka, FL 32703. The location is convenient for owner-operators and fleet managers bringing heavy-duty vehicles into Apopka for engine service. Drivers can follow US-441, also known as Orange Blossom Trail, northwest from Orlando toward Apopka. From there, Apopka Boulevard provides access to the commercial area where our shop is located.
All Sunshine Crane Rental Corp. is a recognizable nearby business along Apopka Boulevard. Drivers may also pass Bring Me Boxes while traveling toward our shop.
What Areas Does Fleet Source Truck Center Serve for Engine Repair?
Fleet Source Truck Center provides engine repair throughout Apopka, Orlando, and communities within a 100-mile service radius. Our service area includes Apopka, Orlando, Winter Garden, Ocoee, Clermont, Kissimmee, Sanford, Altamonte Springs, Winter Park, Lake Mary, Oviedo, St. Cloud, Leesburg, Mount Dora, DeLand, Daytona Beach, Lakeland, Ocala, and Melbourne.
What's The Difference Between An Engine Rebuild And An Overhaul?
An engine rebuild typically involves disassembling and restoring major engine components to factory specifications. An overhaul may involve replacing worn components and addressing internal engine wear to extend service life.
When Should An Engine Be Rebuilt?
Common signs include excessive oil consumption, loss of power, excessive smoke, low compression, recurring breakdowns, and high engine mileage.
How Do I Schedule Engine Service?
Call 407-377-7460 to schedule an inspection. Our team can evaluate your engine and recommend the best repair, rebuild, overhaul, or conversion solution.
What Are Common Signs A Cummins Engine Needs Service?
Warning lights, low oil pressure, overheating, hard starting, reduced power, unusual smoke, fluid leaks, abnormal noises, and recurring aftertreatment warnings can indicate a need for Cummins engine diagnostics.
HEavy-Duty Diesel Truck Repair services
Our diesel technicians have decades of expertise repairing heavy-duty vehicles, from semi-trucks & trailers, to buses, RV's, & commercial fleets. We perform a wide variety of services, including diesel engine repairs, transmission, axle, you name it, we fix it.
Testimonials
Fleet Source Truck Center provides full-service heavy-duty vehicle and equipment repair & commercial fleet maintenance services, in-shop in Apopka, FL & via mobile service to Orlando and a 100 mile radius.
