Trouble with emissions systems? If your truck is derating, losing power, or showing a check engine light, our team in El Paso, Texas, offers full-service EGR and DPF repairs to get you back on the road quickly and legally.

EGR and DPF Repairs and Services
Modern emissions systems are essential—but when they fail, they can shut down your engine and delay your schedule. We provide complete diagnostics, cleaning, and repairs for aftertreatment systems, so you stay compliant and operational.
- EGR valve replacements and cleaning
- DPF diagnostics and forced regeneration
- Diesel particulate filter (DPF) cleaning
- DEF system testing and repair
- Soot and ash buildup removal
- SCR system diagnostics
- Emission system code clearing and troubleshooting
What Makes Us Different
At United Diesel Repair, we understand that not every warning light means a part needs to be replaced. Sometimes, it’s as simple as a sensor, a clogged filter, or a failed regen. We’ll run full diagnostics, evaluate your soot levels, and determine the exact cause of failure—before recommending a solution. Our team works on all types of diesel emissions systems across trucks, buses, heavy equipment, and fleet vehicles. Whether you're dealing with a stuck EGR valve or a clogged DPF, we’ll restore your emissions system and your uptime.
Schedule Your EGR and DPF Repairs Today: Call 469-912-2336
Don’t let a failed regen, clogged filter, or emissions fault leave you stranded or facing costly downtime. Call United Diesel Repair at 469-912-2336 to schedule expert EGR and DPF service backed by fast diagnostics, skilled technicians, and dependable results.
FAQs
What areas do you serve?
In addition to El Paso, Texas, we offer 24/7 mobile repairs, roadside assistance, and towing services to Las Cruces, NM; Hatch, NM; Alamogordo, NM, Deming, NM; Tularosa, NM; and more.
What are the signs of a bad DPF?
Common signs include reduced engine power, poor fuel economy, frequent regens, black smoke, or dashboard warnings. Ignoring these can lead to full system failure and costly downtime.
What happens when an EGR valve goes bad?
A faulty EGR valve can cause rough idling, increased emissions, poor acceleration, or engine stalling. In many cases, it will trigger a check engine light or derate your truck's performance.
How can I get in touch?
Call United Diesel Repair at 469-912-2336 to schedule emissions system diagnostics, cleaning, or repair. We're here to help 24/7.
Reliable Repairs
From small fixes to full overhauls, our repair capabilities are comprehensive. We handle engine repairs, brake system diagnostics, electrical troubleshooting, suspension fixes, transmission issues, and more. Whether it's one truck or an entire fleet, we’re ready to get you back on the road fast.
Book a RepairTestimonials Component
- Heading
- Call out quote
- Customer Reviews
- GBP Link