Accurate Diagnostics That Reduce Downtime
Stop guessing and start driving! At Southeast Truck Specialist Inc., we use advanced technology to pinpoint issues fast. We minimize downtime for commercial fleets with accurate, modern diagnostics that get you back on the road profitable and safe.


When Truck Issues Cost You Money
Undiagnosed problems drain your profits through fuel waste and unexpected breakdowns. Guesswork leads to "parts changing" without fixing the root cause. We provide precise truck diagnostics repair to solve the problem the first time, preventing recurring costs and keeping your fleet on schedule.
What Our Truck Diagnostics Covers
Our comprehensive service digs deep into every system of your vehicle. We don't just read codes; we analyze live data to ensure every component functions correctly. From the engine block to the tailpipe, we cover the essential systems that keep your fleet moving.

Engine & ECM Diagnostics
We analyze engine performance data to detect misfires, timing issues, and fuel system inefficiencies. Our advanced tools read the Engine Control Module to uncover hidden faults that reduce power and economy. We interpret complex data streams to ensure your engine operates at peak efficiency.

Emissions, DPF, DEF Systems
Modern diesel emissions systems are complex and sensitive. We troubleshoot Diesel Particulate Filters (DPF) and DEF systems to prevent power derating and ensure compliance. We identify clogs, sensor failures, and regeneration issues early to avoid costly system replacements.

Suspension & Drivetrain
We inspect the drivetrain and suspension for mechanical faults that electronic scans might miss. We check for vibration sources, worn U-joints, and alignment issues to ensure smooth power delivery. This physical diagnosis complements our digital scans for a complete vehicle health check.

Brake & Safety Systems
Safety systems require absolute precision. We test ABS modules, stability controls, and air brake sensors to ensure they respond correctly. Our diagnostics confirm that your safety systems will engage effectively in critical moments, keeping your drivers safe and your fleet DOT compliant.

Electrical & Sensor Diagnostics
Electrical gremlins can ground a truck indefinitely. We trace wiring shorts, test battery health, and diagnose alternator output. We resolve complex sensor failures and dashboard warning lights efficiently. Our team is expert at reading schematics to solve the toughest electrical puzzles.
Diagnostic Process
We follow a rigorous, step-by-step protocol to ensure nothing is overlooked during the inspection of your vehicle. Our systematic approach guarantees accuracy and transparency for every client.
- Initial Diagnostic Scan & Inspection: We connect to your truck's onboard computer to retrieve active data and perform a visual check for obvious mechanical signs of failure.
- Fault Code Analysis & System: Testing We interpret specific fault codes and test individual system components to verify if the electronic data matches the physical performance.
- Root Cause Identification: We don't just clear codes; we trace the issue to its source - whether it's a corroded wire, a failed sensor, or a mechanical breakage.
- Detailed Diagnostic Report: You receive a complete breakdown of our findings, explaining exactly what is wrong in clear, understandable terms.
- Repair Recommendations: We provide a prioritized list of necessary repairs and cost estimates, helping you decide the best course of action for your fleet.
By strictly following this proven process, we eliminate guesswork and provide you with a clear path to repair. We ensure you understand exactly what your truck needs before any wrench turns.
Heavy Duty Truck Diagnostics
We specialize in heavy duty truck diagnostics for the largest vehicles on the road, ensuring they remain reliable assets for your business. Our facility is equipped to handle:
- Semi-trucks
- Tractor-trailers
- Dump trucks
- Cement mixers
- Fire engines
We understand the complexity of these massive machines and their specific electronic needs. Trust our team to maintain the performance and reliability of your heavy-duty investments.
Medium Duty Truck Diagnostics
Our team provides expert diagnostic services for medium-duty commercial vehicles that are vital to local logistics and delivery routes. We routinely service:
- Box trucks
- Delivery vans
- Flatbeds
- Refrigerated trucks
- Utility vehicles
We know these trucks work hard every day in stop-and-go traffic. We ensure they stay operational to keep your delivery schedules running smoothly and efficiently.
The Brands We Service
We have the specialized software and interface tools to communicate with the onboard computers of all major truck manufacturers. Our technicians are trained on:
- Freightliner
- Kenworth
- Peterbilt
- International
- Volvo
- Mack
- Isuzu
- Hino
No matter what badge is on the grille, we have the expertise to diagnose it. We ensure factory-level accuracy for every make in your mixed fleet.
Why Truck Owners Choose S.E.T.S.
Advanced Technology
We invest in the latest software to ensure precise truck diagnostics for modern fleets
Expert Team
Our ASE-certified technicians bring over 120 years of combined experience to every job
Detailed Reports
We provide clear, written explanations of findings so you can make informed repair decisions
Family Owned Business
Since 1993, we have delivered honest and professional service as a dedicated family-run shop
Service Area
Located in Pompano Beach, we proudly serve commercial fleets across Broward County, including Fort Lauderdale, Coral Springs, and Deerfield Beach. Our shop is conveniently located near I-95 and Florida's Turnpike, making us easily accessible for trucks from Miami-Dade and Palm Beach Counties.
FAQ
How long do truck diagnostics take?
A standard diagnostic scan usually takes about an hour. However, complex electrical issues or intermittent faults may require more in-depth testing to accurately pinpoint the root cause. We will always keep you informed of the timeframe.
Can diagnostics prevent breakdowns?
Yes. Routine diagnostics can catch "silent" codes and minor sensor deviations before they trigger a check engine light or cause a breakdown, saving you money on major repairs later. It is a key part of preventative maintenance.
Do you work with fleets?
Absolutely. We specialize in fleet maintenance. We offer scheduled diagnostic programs to keep your entire lineup running efficiently, minimizing unexpected downtime for your business. We handle fleets of all sizes and compositions.
Do you provide detailed diagnostic reports?
Yes. We believe in total transparency. You will receive a comprehensive report detailing all fault codes found, the root cause of the issue, and a prioritized list of recommended repairs so you can budget effectively.
Can you diagnose heavy-duty systems?
Yes. We have specialized equipment specifically designed for heavy-duty systems. We can communicate with all major heavy-truck ECUs to diagnose engine, transmission, and body controllers with factory-level precision.
Contact Us Today
At Southeast Truck Specialist, we are committed to helping you maintain a reliable and efficient fleet. Trust us with your truck body repair needs and experience the difference our expertise makes. Give us a call at 954-970-3651 to schedule an appointment or learn more about our services.



