Diesel EGR & DPF Repair Services San Antonio

Is your diesel truck struggling with power loss, white smoke, or a blocked DPF warning? At 210 Truck Repair, we specialize in EGR valve and DPF filter repair services for commercial diesel trucks, fleet vehicles, and heavy-duty rigs across San Antonio.

Services List


Preventive & Maintenance
Engine & Drivetrain
AC & Heating
Brakes Repair
Electrical & Diagnostics
EGR & DPF Repair
Fluids & Lubrication
Tire Repair
Bodywork Repair
Fabrication & Welding
Diesel Repair
Towing Services
Transmission & Clutch Repair

24/7 Online support


We offer 24/7 roadside assistance for emergency truck repairs in San Antonio and surrounding areas. Our mobile mechanics are just a phone call away!

+1 (210) 460-1121

info@210truckrepair.com

24/7 Emergency Diesel Emissions Repairs

Modern diesel engines use complex emissions systems, including the Exhaust Gas Recirculation (EGR) valve and Diesel Particulate Filter (DPF). These reduce NOx emissions and soot buildup. When these components clog or fail, you risk breakdowns, failed inspections, or engine shutdown.

Our ASE-certified diesel technicians provide fast, on-site or in-shop EGR and DPF services in San Antonio. This helps you stay road-ready and compliant with DOT and EPA standards.

Diesel EGR & DPF Repair Services San Antonio Texas

Emergency Diesel EGR Repair San Antonio

EGR valve stuck open? Engine overheating or losing power? Our team handles diesel EGR repairs quickly, without the need for a shop visit. Our Mobile EGR Repair Services:

  • Stuck EGR actuator diagnostics and repair
  • EGR system fault code resets post-repair
  • EGR valve cleaning and replacement for all major diesel engines
  • EGR cooler repair to stop exhaust gas leaks and overheating
  • Emissions light troubleshooting for EGR-related faults
  • EGR sensor replacements to restore accurate readings

EGR Failure Symptoms We Fix

  • Rough idle, poor acceleration
  • Coolant loss or overheating
  • Failed emissions test in Texas
  • White smoke or diesel smell from exhaust

We respond in 30-40 minutes across San Antonio.

On-Site Diesel DPF Repair & Cleaning San Antonio

Avoid tows and downtime our mobile DPF repair services restore emissions performance on the spot. Whether your filter is clogged, cracked, or just overdue for cleaning, we get it fixed fast. Our DPF Services Include:

  • Forced DPF regens (when regen fails or stalls)
  • DPF filter cleaning (thermal, pulse, or chemical)
  • DPF filter replacement (OEM and aftermarket options)
  • DOC & SCR diagnostics for full emissions chain support
  • Ash buildup clearing & pressure sensor resets
  • NOx sensor and DEF system diagnostics

We resolve issues that cause derate, poor fuel economy, or complete power loss.

Fleet Emissions Services for DPF & EGR in San Antonio

We offer scheduled emissions maintenance for fleet vehicles, keeping your trucks compliant and running strong:

  • EGR valve and cooler inspections at mileage intervals
  • DPF filter cleanings every 100k–200k miles
  • Full regen cycle testing & DPF efficiency reporting
  • On-site service logs and compliance tracking
  • DEF tank flush and refill

Fleet plans are customized based on truck brand, engine type, and route cycles.

Service Areas | Truck EGR Repair Near You

We proudly serve the entire San Antonio metro with fast, mobile or in-shop emissions service.

  • San Antonio
  • Leon Valley
  • Alamo Heights
  • Live Oak
  • Converse
  • Universal City
  • Selma
  • Windcrest
  • Schertz
  • Kirby & surrounding areas

Whether you’re on I-10, I-35, or parked in a freight yard, we’ll help you get rolling again.

Brands We Service in San Antonio

We repair and maintain emissions systems on all diesel truck brands, including:

We respond in 30-40 minutes across San Antonio.

Common DPF Problems We Fix

  • “Regen Needed” message won’t go away
  • Engine derate due to high soot levels
  • DPF warning lights flashing
  • Loss of throttle or speed limiters
  • Failed DPF pressure sensor or temp sensor

Diesel EGR & DPF Repair Work Images

FAQ’s

Common signs include a loss of power, DPF light, forced regen failure, and excessive white smoke. We diagnose and fix DPF problems same day.

Yes. We offer forced regeneration on-site, but if it’s too clogged, we remove and clean or replace it as needed.

Absolutely. We offer full EGR diagnostics, cleaning, or replacement using OEM or premium-grade parts.

Yes, we reset DPF, DEF, and EGR fault codes and ensure the emissions system is working before returning your truck to the road.

Yes. We provide mobile EGR and DPF services across San Antonio with fully equipped repair trucks.

Book Diesel EGR & DPF Repair in San Antonio

Don’t let a clogged DPF or stuck EGR valve sideline your truck. Get expert emissions diagnostics, forced regens, and component repairs same day, wherever you are.

Call Now (210) 460-1121 Diesel Emissions & DPF/EGR Repair San Antonio