Truck Aftertreatment Repair in Prairieville, LA
Modern heavy-duty diesel trucks rely on aftertreatment systems to reduce emissions and comply with regulations. Over time, EGR valves, DPF filters, and SCR systems can become clogged or malfunction, leading to performance issues and costly fines. Some fines can even reach as high as $45,000 per non-compliant vehicle.
At LA Mobile Mechanics LLC, we provide comprehensive truck aftertreatment repair, including:
EGR valve replacement: Fixing stuck or clogged EGR valves that cause rough idling and loss of power
EGR system cleaning: Removing carbon buildup to restore proper airflow and efficiency
DPF cleaning and regeneration: Clearing soot buildup to improve exhaust flow and fuel economy
Forced regeneration: Performing manual DPF regens when automatic cycles fail
DEF system repair: Fixing diesel exhaust fluid system malfunctions that trigger warning lights
SCR system troubleshooting: Diagnosing issues with the Selective Catalytic Reduction system
Common Signs You Need EGR and DPF Repairs
Loss of power: A clogged EGR or DPF can restrict airflow and reduce engine performance
Excessive black smoke: Indicates unburned fuel or a malfunctioning DPF system
Check engine light or DPF warning light: Often caused by EGR failures, soot buildup, or sensor malfunctions
Frequent regenerations: If your truck constantly needs DPF regens, it may require cleaning or replacement
Increased fuel consumption: A failing EGR system can lead to higher fuel costs and reduced efficiency
What Makes Us Different?
At LA Mobile Mechanics LLC, we specialize in mobile EGR and DPF repair, bringing aftertreatment solutions directly to you—saving time and money and preventing unnecessary downtime.
100% Mobile Service: No need to bring your truck to a shop—we handle EGR and DPF repairs on-site
Quick Response Times: We diagnose and repair EGR and DPF issues quickly, keeping your truck compliant and road-ready
Upfront Pricing & Transparency: No hidden fees—just clear, honest pricing
Experienced Diesel Mechanics: We have the expertise to troubleshoot, clean, and repair EGR and DPF systems efficiently
Contact Us for Semi Truck DPF Filter Cleaning Now: Call 225-226-8256!
If your truck is losing power, showing DPF warning lights, or struggling with emissions, don’t risk engine damage or regulatory fines. Call LA Mobile Mechanics LLC at 225-226-8256 today for fast, reliable mobile EGR and DPF repair.
FAQs
What Areas Do You Serve for Heavy-Duty EGR and DPF Repair?
As a mobile truck repair service, we proudly serve Prairieville, LA; Baton Rouge, LA; Gonzales, LA; Denham Springs, LA; Zachary, LA; Port Allen, LA; Plaquemine, LA; Donaldsonville, LA; Walker, LA; St. Gabriel, LA; New Orleans, LA; Metairie, LA; Kenner, LA; Slidell, LA; Houma, LA; Thibodaux, LA; Covington, LA; Mandeville, LA; Hammond, LA; Bogalusa, LA.
What Happens If My DPF Is Clogged?
A clogged Diesel Particulate Filter (DPF) can cause reduced engine power, poor fuel efficiency, excessive exhaust smoke, and warning lights on the dashboard. If not cleaned or replaced, it can lead to engine derating or shutdown. Regular regenerations and maintenance help prevent clogging issues.
What Causes an EGR System to Fail?
An Exhaust Gas Recirculation (EGR) system can fail due to carbon buildup, clogged passages, faulty valves, or sensor malfunctions. Coolant leaks into the system can also cause failure. Regular cleaning, proper maintenance, and using high-quality fuel help prevent EGR system issues.
How Can I Get Heavy-Duty EGR and DPF Repair?
If you need EGR or DPF system repairs, call our team at LA Mobile Mechanics LLC at 225-226-8256. We’ll come to your location anywhere in Southeastern Louisiana to inspect and repair your emissions system on the spot and get you back on the road in no time!
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Don't Take our word for it.
Read Customer Testimonials.
"Big shoutout to the experts at LA MOBILE MECHANICS!!! I reached out with an issue with my vehicle they came out identified the problem gave me a reasonable quote and once I authorized it they ordered my parts and repaired my vehicle with a great turnaround time. They were very informative throughout the whole process. The service they provided was above and beyond. I’m calling these guys every time! Great service."
"I broke down on HWY 1. An hour away from his shop. He gathered the parts and headed my way. Zack come through. Great service."
"I highly recommend this business ! I called them and they were able to come fix my daughter’s vehicle the very next day. Zach was very nice and he made sure the car was working properly. I will definitely call them again! Thanks again Zach!"
Contact Us
Let us know what is going on with your vehicle, and we will get back to you soon with a quote.