Truck Coolant System Repair Services
in North Charleston, SC

The coolant system of your heavy-duty trucks prevents heavy-duty trucks from overheating in North Charleston, SC. Our dedicated coolant system services ensure your heavy-duty truck operates efficiently, preventing overheating and prolonging engine life.

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Do All Trucks Take The Same Coolant?

No, all trucks do not take the same coolant. Different engines may require specific types of coolant, based on manufacturer specifications. Using the wrong type of coolant can lead to reduced effectiveness and potential damage. It’s important to use the correct coolant for your specific truck model.

The Importance of a Cooling System

A cooling system is vital in maintaining the engine's temperature within optimal limits, preventing overheating and the resulting damage. It circulates coolant to absorb heat from the engine and dissipates it through the radiator. Efficient cooling systems contribute to improved engine performance and fuel efficiency. Regular maintenance of the cooling system is crucial to avoid costly engine repairs and downtime.

Symptoms of A Damaged Coolant System

Symptoms of a damaged coolant system include frequent engine overheating, visible coolant leaks under the truck, and a constantly low coolant level. Steam or a burning smell from the engine compartment is another warning sign. These symptoms indicate a need for immediate inspection and repair to prevent severe engine damage.

Overheating: Overheating can cause significant engine damage, such as warped components or a blown head gasket. It often occurs due to a malfunctioning cooling system, like a failing thermostat or a clogged radiator. Addressing overheating issues promptly is essential to protect the engine from costly damage.

Water Pump: The water pump is a critical component of the cooling system, responsible for circulating coolant throughout the engine. A malfunctioning water pump can lead to inefficient cooling and engine overheating. Symptoms of a failing water pump include coolant leaks and unusual noises from the pump area.

Fan Clutch Failure: The fan clutch is essential for maintaining the radiator's cooling efficiency. A failing fan clutch can result in insufficient cooling, leading to overheating. Signs include excessive fan noise, high engine temperatures, and decreased air conditioning efficiency.

Clogged Radiator: A clogged radiator can impede the flow of coolant, reducing the cooling system's efficiency. Signs of a clogged radiator include the engine running hotter than usual and overheating, especially during heavy-duty operations. Radiator clogs require immediate attention to prevent engine damage.

Coolant Leak: Coolant leaks are a common issue in coolant systems. They can lead to low coolant levels, resulting in overheating and engine damage. Identifying and repairing coolant leaks early is crucial to maintain the cooling system's effectiveness.

Areas We Service

At General Diesel, located in North Charleston, SC, we're proud to extend our expert services beyond our city's bounds. Our skilled team passionately caters to the diverse needs of diesel vehicles throughout Charleston, Dorchester, and Berkeley counties. With a commitment to excellence, we bring unparalleled diesel repair and maintenance to these communities, ensuring every heavy-duty and medium-duty truck performs at its peak, no matter the location.

Book An Appointment Today

Keep your heavy-duty truck running cool in North Charleston, SC, with our expert coolant system services. Whether it’s addressing overheating issues, fixing a malfunctioning water pump, unclogging radiators, repairing fan clutches, or resolving coolant leaks, we have the expertise to handle it all. Don’t let cooling system troubles slow you down.

Trusted Heavy-Duty Truck Repair Services

For reliable heavy-duty truck repair services in North Charleston, SC, get in touch with General Diesel today to keep your trucks safe and compliant. Whether it's advanced troubleshooting, intricate wiring repairs, or system upgrades, General Diesel’s mechanics bring precision and expertise to every task. We understand the importance of minimizing downtime and maximizing performance.

Our Diesel Mechanic Services

For comprehensive heavy-duty diesel mechanic services in North Charleston, SC, trust General Diesel team to keep your heavy-duty truck running at peak performance. Our ASC-certified mechanics provide a wide range of services, from advanced diagnostics and specialized transmission care, to DOT inspections and RV & bus repairs. Get in touch with General Diesel today and take advantage of a full spectrum of services to meet all your diesel truck needs.

Customer Testimonials

"Nothing but great things to say about Aaron and his company. We always receive the best care with our daycare buses. Communication is always easy and we will continue to use them as long as we possibly can!"

Wonderful Beginnings

"Aaron, thank you for taking the time to help me with my Freightliner Classic. You and Ryan went above and beyond what’s excepted of a service center!"


"I have been taking my truck to these guys since I purchased it 3 years ago and they always do a fantastic job they do not sale your parts or perform work you do not need they will take you into the shop and show you exactly what's going on and they get the job done right every time. Thanks for all you do to keep my truck running right big shout out to Aaron good guy."


"Been dealing with these guys for a few years and no matter what's the issue they find the problem and get it right, the staff is always nice and easy to work with."


"Fantastic service and customer service. The technicians are very knowledgeable in their field as a Diesel Mechanic. The parts department is just as great. If part is not on hand, the parts department can get it in timely manner."


"I work for a company with 5 diesel vehicles. aaron and the crew at general diesel keep our trucks moving. great communication and always satisfied."


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Get in touch with General Diesel now to schedule service or for more information!