Heavy-Duty Truck Repair Services

Proudly serving Melrose park, Schaumburg, & Channahon, IL; Altoona & Cumming, IA; & Garland, TX

When it comes to truck repair services, Merx stands as a beacon of reliability and quality. With a firm commitment to customer satisfaction, we have carved a niche for ourselves as a leading provider of comprehensive truck repair services across the USA. From axles, brakes, & transmission repairs, to suspension repairs & diesel engine rebuilds, Merx has you covered. Our state-of-the-art facilities in Iowa, Illinois, & Texas, coupled with our team of highly skilled diesel technicians, are the backbone of our unwavering dedication to excellence. Find the Merx location nearest you and schedule service today!

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Semi truck diesel engine repair shop

A Wide Spectrum of Repair Services

At Merx, we understand that a well-maintained vehicle is the cornerstone of smooth and efficient business operations. With this in mind, we offer a wide range of truck repair services designed to keep your fleet running at its best. Our services encompass everything from preventive maintenance and DOT inspections to axle repairs and engine rebuilds. Our goal is to not just meet, but exceed your expectations with our top-notch services.

Expertise Across Various Truck Brands

One of the key strengths of Merx is our ability to service a diverse range of truck brands. Whether it's Freightliner, Peterbilt, Hino, International, Kenworth, Mack, Volvo, Western Star, or Isuzu, our team of highly trained technicians is well-versed with the specific requirements of each brand. We adhere strictly to manufacturers' recommendations and leverage the latest technology to deliver outstanding service, regardless of the make and model of your vehicles.

Strategically Located for Optimal Convenience

Our strategic locations nationwide are ideally positioned to cater to the needs of our clients in the surrounding areas. Each of our locations is equipped with advanced tools and equipment, ensuring that we can handle any truck repair need that comes our way. Our commitment to convenience is just one of the many ways we strive to provide an unparalleled customer experience.

Preventive Maintenance: A Proactive Approach

At Merx, we believe in the power of prevention. Our comprehensive preventive maintenance services are designed to identify potential issues before they escalate into major problems. By keeping your vehicles in optimal condition, we help you minimize downtime and maximize productivity, saving you time and money in the long run.

DOT Inspections: Ensuring Compliance and Safety

In addition to preventive maintenance, we also offer DOT inspections to help you maintain compliance with safety regulations and ensure the roadworthiness of your vehicles. Our certified and experienced technicians are well-equipped to conduct these inspections, providing you with peace of mind.

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At Merx, we believe in building long-lasting relationships with our clients, founded on trust and mutual respect. Our continued success is a testament to our commitment to quality, integrity, and excellence. Choose Merx for your truck repair needs and experience the difference of working with a provider that prioritizes your satisfaction. Contact us today to learn more about our services or to schedule an appointment. We look forward to serving you.

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Heavy-Duty Truck Repair Services

Merx Truck & Trailer proudly keeps America moving. With top-rated heavy-duty truck & fleet repair services, and multiple locations throughout Illinois, Iowa, & Texas, we strive to provide an experience unmatched in the diesel repair industry. Our state-of-the-art truck repair shops are capable of providing a wide range of truck repairs, including axles, brakes, transmissions, suspension, diesel engines, & more. You name it, we fix it. Find the Merx location nearest you and schedule the services you require today!

Axle Repair

Our skilled technicians utilize advanced techniques to deliver high-quality results for all your axle repair needs.

Body Work

Our skilled technicians utilize advanced techniques to deliver exceptional results for all your body work needs.

Brake Repair

Our skilled technicians utilize advanced techniques to deliver high-quality results for all your brake repair needs.

Coolant System Repair

Our skilled technicians ensure high-quality results, addressing any coolant system issues that may arise.

Diagnostics & Electrical Repair

Our expert technicians provide comprehensive solutions for your vehicles' diagnostic and electrical needs.

Driveline Repair

Our comprehensive driveline repair services encompass meticulous inspections, accurate diagnostics, and effective repairs or replacements as needed.


Merx offers comprehensive EGR and DPF repair services to maintain your fleet's performance and compliance with environmental regulations.

Engine Repair, Rebuild & Conversion

Our expert technicians use advanced techniques to ensure high-quality results.

Express Lube

Our efficient and convenient oil change services ensure your fleet's longevity and efficiency, making us your go-to choice for maintaining your vehicles.

Exhaust System Repair

Our skilled technicians use advanced techniques to diagnose and repair exhaust system issues, ensuring your fleet's reliable operation.

HVAC System Repair

Our technicians diagnose and repair issues using advanced techniques, ensuring high-quality results for your fleet's heating, ventilation, and air conditioning.

Oil & Fluid

Our skilled technicians use advanced techniques to ensure optimal performance, keeping your vehicles on the road and your business running smoothly.

Suspension Repair

Our skilled technicians use advanced techniques to diagnose and repair suspension issues, keeping your vehicles running smoothly and reliably.

Tire Repair

Our experienced technicians use high-quality materials to maintain and repair your fleet's tires, keeping your vehicles on the road and operating at their best.

Transmission & Clutch Repair

At Merx, we understand that maintaining the optimal performance of your fleet is crucial for business success.


We understand that proper truck and trailer alignment is essential for maintaining the safety and performance of your fleet.

Best shop in Illinois! Very ethical team, no hidden charges and lies. Ask for Filip, he takes care of your issues. They do everything, from paint job to overhaul of engines. Luis is great!
SIP Logistics
5 star review

"Great service! Got me in for a water pump replacement on short notice and had me back on the road in a few hours. Very professional staff and a nice clean facility with a comfortable waiting room."

Anthony Cummings

5 star review

"Fast, friendly same day service! Tractor and APU PM, trailer tire change and reefer maintenance in less than 3.5 hours 💪 IG @the_happy_trucker 🚛💨💨"

5 star review

"The best service in Chicago! These guys have real mechanics that know their stuff and they carry a lot of parts for Volvo. Cheap fast, and good service. This is my favorite shop."