DPF and Regen Diagnostics

Roadside Mobile Diagnostic Services

Regen failures and DPF faults can put you into a derate fast, cut power and turn a normal day into a roadside shutdown. Bennett Mobile Truck Repair provides DPF and regen diagnostics across South Georgia and North Florida with 24/7 availability and priority response on I-75. We diagnose the cause behind repeated regens, failed regens, warning lights and aftertreatment-related performance issues so the problem gets fixed correctly.

Whether you have a semi truck, fleet ruck, heavy equipment or a motorhome, we can help.

Real answers for regen failures and aftertreatment codes. Request Service Now. (229) 740-9286

Common signs you need DPF and regen diagnostics:

  • Regen will not start or will not complete
  • Frequent regen requests and repeat warnings
  • Loss of power, limp mode or derates tied to aftertreatment
  • Check engine lights and aftertreatment fault codes
  • Excessive soot load readings or high exhaust temps
Bennett Mobile Truck Repair troubleshooting DFP an emergency call for roadside assistance on I-75

What we do:

Diagnosis and repair of DPF issues, regen failures, derates and aftertreatment system problems.

  • Scan and interpret fault codes related to aftertreatment

  • Verify sensor inputs and wiring that affect regen operation

  • Check for conditions that block regen like low voltage, temp issues or other engine faults

  • Identify component failures that cause repeat problems

  • Confirm the root cause before recommending repairs

Aftertreatment repairs are performed correctly. No deletes.

Certifications

CAT Certified

Cummins Certified

Service Area

Serving a 60-mile radius of Hahira across South Georgia and North Florida.

If you are broken down along I-75 or need dependable mobile diesel service at your yard, job site or location, call Bennett Mobile Truck Repair anytime.

South Georgia

  • Valdosta, Ga

  • Hahira, Ga

  • Lake Park, Ga

  • Adel, Ga

  • Tifton, Ga

  • Quitman, Ga

  • Thomasville, Ga

  • Moultrie, Ga

  • Douglas, Ga

North Florida

  • Jennings, Fl

  • Madison, Fl

  • Jasper, Fl

  • Live Oak, Fl

  • White Springs, Fl

  • Lake City, Fl