repairs

Truck EGR & DPF Services in Janesville, WI

Maintaining your EGR and DPF systems isn't only about keeping your fleet DOT-compliant, but it's also about reducing your emissions. That's why we offer comprehensive EGR and DPF cleaning and repairs to keep your after-treatment systems performing at their best.

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What are EGR and DPF Systems?

Exhaust Gas Recirculation (EGR) and Diesel Particulate Filter (DPF) systems are integral to minimizing the trucking industry’s carbon footprint. The EGR system recirculates a portion of the engine's exhaust gases back into the combustion chamber, reducing the amount of oxygen available for combustion and lowering peak combustion temperatures. This helps reduce NOx emissions, making diesel trucks more environmentally friendly. DPFs, on the other hand, capture and trap soot and other harmful emissions to prevent them from being released into the environment. These filters require regular cleaning and maintenance to function correctly.

The Importance of EGR and DPF Repairs for Your Fleet

Some of the most common after-treatment problems, such as stuck EGR valves and clogged DPFs, won't only run you the risk of non-compliance with DOT regulations, but they can also cause significant performance problems in your fleet. Over thousands of miles on the road, the EGR valve can get stuck open, sending more exhaust gases back into the combustion chamber than what is required. This will drop the temperature in your combustion chamber and can lead to extensive engine damage.

Clogged DPFs are a common issue in light-duty trucks, as lower speeds in traffic won't meet the requirements the system needs to set off an automatic cleaning cycle. A Clogged DPF can cause your truck to enter limp mode and display a DPF service light, leading to a loss of power and decreased fuel efficiency. Regular EGR and DPF maintenance can prevent these issues and ensure that your fleet is running at optimal performance.

EGR and DPF Repair Services at Block Diesel Repair

At Block Diesel Repair, our experienced technicians are fully equipped and qualified to repair or replace EGR valves and clean DPF filters on all types of diesel trucks. We use the latest equipment and techniques to diagnose and repair any issues with your after-treatment system quickly.

We offer forced regeneration cycles for DPF filters, ensuring that your filter is clean and functioning correctly. We also provide comprehensive EGR valve cleaning and replacement services to keep your system DOT-compliant. 

Contact Us

At Block Diesel Repair, our EGR and DPF repair services will ensure that your after-treatment systems are getting the TLC they need. Contact us today to schedule an appointment!

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The service these guys give is awesome. Prices are very fair, and the work they do is fantastic. Good customer service, quality work and great price.
C & T S
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M&M Carriers

Jeremy Shirah

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Great job. My mechanic Mitch did an incredible job. Arrived exactly on time. Finished the repair in record time and the price was very reasonable. And all on a Sunday morning. Great job! Keep up the awesome service.

Brit Payjack

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Thank you so much to Greg. We had an emergency after hours and he quickly got us and our horses back on the road. We are beyond grateful.

Tim Braun

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They got me right in when I needed a repair during a trip. Fair pricing with quality work. Went there worried since on the road repairs can go so wrong but left very happy.