Truck EGR & DPF Services
in North Charleston, SC

The environmental compliance and efficiency of heavy-duty trucks in North Charleston, SC, is crucial in today’s eco-conscious world. Specializing in these repairs, our services are designed to keep your heavy-duty truck running efficiently, reducing emissions while maintaining peak performance.

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Is It Good To Delete EGR?

Deleting the EGR system is not advisable as it plays a crucial role in reducing emissions and is often legally required for environmental compliance. Removing or tampering with the EGR can lead to increased pollution, and potential legal penalties, and might void the vehicle’s warranty. It’s important to maintain and repair the EGR system for both environmental responsibility and legal compliance.

EGR Compliance and Maintenance:

Compliance with EGR (Exhaust Gas Recirculation) regulations is essential for reducing NOx emissions in heavy-duty trucks. Regular maintenance of the EGR system is crucial to ensure its proper functioning and to meet emission standards. A well-maintained EGR system not only helps in environmental compliance but also improves engine efficiency. Neglecting EGR maintenance can lead to increased fuel consumption and potential engine damage, making regular check-ups a wise investment for any heavy-duty truck.

Functions Of Heavy-Duty EGR Systems 

Temperature Control: Effective temperature control in the EGR system is vital for its operation. It helps in cooling the exhaust gases before they are recirculated into the engine. Maintaining the correct temperature is essential for reducing NOx emissions and preventing engine components from overheating.

Oxygen Dilution: The EGR system works by diluting oxygen in the combustion chamber with recirculated exhaust gases, reducing peak combustion temperatures. This process is crucial for minimizing the formation of NOx emissions. Proper functioning of the EGR system is essential to achieve the right balance for optimal engine performance.

Signs of EGR System Failure:

Common signs of EGR system failure include a decrease in engine performance, increased fuel consumption, and the emission of black smoke. An illuminated check engine light can also indicate issues with the EGR system. Addressing these signs promptly can prevent further damage to the engine and maintain emission standards.

Importance of DPF Systems

DPF (Diesel Particulate Filter) systems are critical for trapping and removing soot from exhaust gases. They play a crucial role in reducing harmful emissions and protecting the environment. The proper functioning of the DPF system is essential for meeting emission regulations and maintaining engine health.

DPF Replacement: While cleaning can extend the life of a DPF, eventually, it will require replacement. A failing DPF can lead to increased back pressure on the engine, reducing its efficiency and performance. Timely replacement of the DPF is crucial for maintaining the truck’s emission compliance and operational efficiency.

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

Don’t let EGR and DPF issues affect your heavy-duty truck’s performance. For comprehensive EGR and DPF repair services General Diesel assures that your heavy-duty truck meets the highest standards of efficiency and environmental compliance. Contact us today to schedule a service and take a proactive step toward maintaining your heavy-duty truck’s environmental responsibility and operational excellence.

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!