Truck repair services

Truck & Trailer Coolant System Repair Services by Merx

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

Keep your fleet running at optimal performance with Merx's expert coolant system repair services. Our skilled technicians ensure high-quality results, addressing any coolant system issues that may arise.

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The Role of Coolant Systems in Fleet Performance: A Guide to Our Services

Coolant systems play a crucial role in maintaining engine temperature and ensuring the longevity and performance of your fleet. These systems help prevent overheating by circulating coolant throughout the engine, absorbing heat and dissipating it through the radiator. Merx's coolant system repair services ensure your fleet's engines stay cool and efficient, minimizing downtime and costly repairs.

A Comprehensive Guide to Our Coolant Systems Repair Services

At Merx, our experienced technicians provide a wide range of coolant system repair services, including:

  1. Coolant leak detection and repair: We can locate and fix leaks in the coolant system to prevent overheating and potential engine damage.
  2. Radiator repair and replacement: Our team can diagnose and repair radiator issues or replace the radiator if necessary.
  3. Water pump repair and replacement: We can address problems with the water pump, which is responsible for circulating coolant through the engine.
  4. Thermostat replacement: Our technicians can replace malfunctioning thermostats to ensure accurate temperature regulation.
  5. Coolant flush and refill: We can flush and refill the coolant system to maintain optimal performance and prevent corrosion.

The Top 5 Signs Your Fleet Needs Coolant Systems Repair Services

It's essential to recognize the signs of coolant system issues to prevent costly repairs and potential engine damage. Watch for these indicators that your fleet may need coolant system repair services:

  1. Overheating: If your vehicles overheat, it may indicate a problem with the coolant system.
  2. Coolant leaks: Puddles of coolant under your vehicles can signal a leak in the coolant system.
  3. Low coolant levels: If you notice consistently low coolant levels, it may indicate a leak or another issue with the coolant system.
  4. Poor fuel efficiency: Overheating engines can result in decreased fuel efficiency.
  5. Unusual temperature gauge readings: Erratic or consistently high temperature gauge readings can indicate a problem with the coolant system.

How We Ensure High-Quality Results

Our skilled technicians at Merx use state-of-the-art equipment and industry-best practices to ensure high-quality results for your coolant system repairs. We carefully diagnose issues and provide comprehensive repair solutions to restore the proper functioning of your fleet's coolant systems.

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For expert coolant system repair services, trust Merx. Our dedication to quality and skilled technicians make us the ideal choice for your fleet's coolant system repair needs. Contact us today to learn more about our services or to schedule an appointment at one of our convenient locations.

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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."