EGR & DPF Services
in Willows, CA & Across Northern California

Providing services throughout Northern California, with Mobile DIesel mechanics in Willows, Red Bluff, Corning, Oroville, Biggs & Yuba City, CA

L & T Truck Repair provides comprehensive EGR system and DPF repair and maintenance services for diesel trucks and fleets.

Placeholder image
Diesel mechanic performing EGR & DPF services in Willows, CA

Understanding EGR and DPF Systems

EGR System

The Exhaust Gas Recirculation (EGR) system is crucial for reducing Nitrogen Oxide (NOx) emissions from diesel engines. This system recirculates a portion of exhaust gases back into the engine’s intake manifold to lower the combustion temperature and, consequently, reduce NOx emissions. Maintaining your EGR system is vital not only for emissions compliance but also for ensuring the longevity and efficiency of your engine.

DPF System

The Diesel Particulate Filter (DPF) is another essential component for managing emissions in diesel vehicles. The DPF captures soot and other particulate matter from the exhaust, preventing them from entering the atmosphere. Over time, the DPF becomes clogged and requires cleaning or replacement to maintain effectiveness and keep your vehicle compliant with emission standards.

Comprehensive EGR and DPF Services

Our skilled technicians at L & T Truck Repair are well-versed in the intricacies of EGR and DPF systems. Our services encompass a broad range of care, including:

  • Diagnostic Services: Identifying issues early can save you from costly repairs. Our advanced diagnostic tools allow us to pinpoint problems accurately and swiftly.
  • EGR System Maintenance and Repair: Regular maintenance of the EGR system is crucial to prevent the buildup of carbon deposits, which can lead to reduced performance or even system failure. Our technicians provide thorough cleaning and, if necessary, repair or replace components to ensure optimal operation.
  • DPF Cleaning and Repair: DPF cleaning is necessary for diesel engine maintenance. We utilize state-of-the-art cleaning techniques to restore your DPF to near original condition. Should your DPF require repairs or replacement, we offer cost-effective solutions tailored to your needs.
  • Fleet Services: We offer a structured maintenance program for fleet owners to keep their vehicles compliant with emissions standards and running efficiently. Our preventive maintenance can significantly reduce the likelihood of costly breakdowns and downtime.

Why Regular Maintenance is Imperative

Adhering to a regular maintenance schedule for your EGR and DPF systems is not just about staying compliant with emissions regulations. It's about preserving the efficiency and longevity of your diesel engines. Neglected EGR and DPF systems can lead to decreased fuel efficiency and increased emissions and can potentially cause severe engine damage.

Contact Us

At L & T Truck Repair, we believe in proactive care to prevent issues before they escalate into major problems. We aim to provide reliable and professional EGR and DPF services that ensure your diesel trucks and fleets remain operational, efficient, and compliant. Trust L & T Truck Repair to deliver the specialized care your diesel vehicles need to stay on the road longer.

Our Diesel Mechanic services

At L & T Truck Repair, we understand the intricacies and demands of diesel engines and their vast systems. We pride ourselves on offering comprehensive diesel mechanic services tailored to meet the needs of your diesel trucks, trailers, and fleet vehicles. Our state-of-the-art facility is equipped with advanced diagnostic tools and staffed by ASE-certified technicians committed to ensuring your diesel vehicles operate at peak performance.

Customer testimonials

"We were stuck at Walmart and Andrew from L & T trucking came through and saved the day. What a great guy he was in a good mood and made everybody feel comfortable that things were gonna work out. Thank you Ellen T we will always recommend you and use your services."
Google icon

Matthew Evans

"Our motorhome broke down on interstate 5. Dispatcher was very helpful finding a diesel repair shop and had a tow truck there to tow us to Redding CA. James the tow truck driver was wonderful.  Very helpful. Thank you so very much."
Google icon

Sally Thomsen

"Levi and the guys at L & T Truck Service did an awesome job getting Bird Dog Fire's Engine 627 back online to continue working the August Complex fire after 14 days of abuse on the fireline and 5 days of travel from Florida."
Google icon

Carlos Gutierrez

"Very happy with the service, if ever needed again I will definitely go back!"
Google icon

Heather Alvarez

Had a great experience with L & T Truck Repair? Let us Know!

Contact & Location

For heavy-duty truck repair and fleet services in Northern California, visit our shop in Willows, CA, or request service from our mobile diesel mechanic team in Red Bluff, Corning, Biggs, Oroville & Yuba City, CA. Give us a call, send us an email, or fill out our service request form!


Mon - Fri: 7am - 4pm
Mobile Services - 24/7
After hours by appointment only