Heavy-Duty Truck Services Designed to Reduce Downtime

We provide expert DPF cleaning, cooling system mantenance and general truck repair services for keep your heavy-duty truck running efficiently and reliably

ADVANCED DPF CLEANING SOLUTIONS IN DALLAS, TEXAS

Reduce downtime, restore performance and extend the life of your diesel particulate filter with professional DPF cleaning services in Dallas, Texas. At EcoLine DPF & Cooling, we specialize in advanced DPF restoration using both aqueous and thermal cleaning systems to deliver deeper, more effective results for heavy-duty trucks and fleets.

Our team handles the complete process in-house — from removing the filter and diagnosing restrictions to cleaning, repairing, reinstalling and testing the system. By combining multiple cleaning methods, we’re able to recover heavily restricted filters and help restore airflow, fuel efficiency and engine performance.
Complete DPF Services

  • Thermal DPF Cleaning
  • Aqueous DPF Cleaning
  • DPF Diagnostics & Testing
  • DOC Cleaning
  • DPF Weld Bung Replacement
  • Sensor, Clamp & Gasket Replacement
  • DPF Removal & Reinstallation
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1. REMOVE THE FILTER

We safely remove the DPF from your truck to begin a complete inspection and cleaning process.

2. DIAGNOSE RESTRICTIONS

Our technicians perform advanced diagnostics to identify soot buildup, blockages, damage or performance issues affecting the DPF system.

3. CLEAN THE DPF

Using advanced aqueous and thermal cleaning methods, we remove soot, ash and contaminants to restore proper airflow and efficiency.

4. REPAIR IF NEEDED

We repair or replace damaged components including weld bungs, clamps, gaskets and sensors to ensure optimal system performance.

5. REINSTALL THE DPF

After cleaning and repairs, we reinstall the DPF system carefully and verify that all components are properly connected and sealed.

6. TEST & VERIFY PERFORMANCE

We test the system, clear fault codes and verify proper operation to make sure your truck is road-ready and performing efficiently.

EMISSIONS & EXHAUST SERVICES

  • EGR
  • Exhaust Repair
  • ECM Tuning
  • Emissions Diagnostics


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COOLING SYSTEM SERVICES

  • Radiator Inspection & Replacement
  • Cooling System Diagnostics
  • Complete Cooling Maintenance
  • Coolant System Repair
  • HVAC System Repair


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GENERAL TRUCK REPAIR

  • General Diesel Repair
  • Diagnostics & Electrical Repair
  • Oil & Fluid Services
  • Preventive Maintenance
  • Mobile Truck Repair


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POWERTRAIN & PERFORMANCE

  • Transmission & Clutch Repair
  • Suspension Repair
  • Performance ECM Tuning
  • Truck & Trailer Alignment
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AXLE, BRAKE & TIRE SERVICES

  • Axle Repair
  • Brake Spider Replacement
  • Spindle Replacement
  • Tire Repair
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POLAR BREEE SYSTEM

Experience reliable cooling without running your engine. Polar Breeze's innovative electric air conditioning systems help fleets and owner-operators save fuel, reduce maintenance costs, and enjoy comfort day and night.

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Keep Your Truck Moving

Advanced Heavy-Duty Support Solutions

Unexpected faults and roadside issues can lead to costly downtime, missed deliveries, and expensive towing expenses.

As an Authorized Tunit Distributor, EcoLine DPF & Cooling offers advanced heavy-duty solutions designed to help drivers and fleet operators maintain mobility and reduce operational disruptions when unexpected situations occur.

These technologies are developed specifically for commercial truck applications and are designed to support fleets, owner-operators, and long-haul drivers who depend on reliability every day.

Why Drivers Value These Solutions

Reduce unexpected downtime

Minimize costly towing situations

Help reach a service location when operational issues occur

Designed for heavy-duty truck applications

Improve peace of mind on the road

Trusted technology used worldwide

Available for select Freightliner, Cascadia, Volvo, Kenworth, Peterbilt, and other heavy-duty truck platforms.

Authorized Tunit Distributor

Genuine Tunit solutions backed by professional support and industry expertise.

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EXPERIENCE YOU CAN TRUST

QUALITY PARTS

We use high-quality parts and proven methods for long-lasting results.

FAST TURNAROUND

We value your time and get you back on the road as quickly as possible.

MOBILE SERVICE

On-site repair solutions to minimize downtime and keep your business moving.

FAIR PRICING

Transparent pricing with no hidden fees. Top-quality service at competitive rates.

Ready for reliable truck service?

Contact EcoLine today to schedule service, request support or learn more about our truck repair, DPF cleaning and cooling solutions in Dallas, Texas.