Detroit Diesel DDEC II ECM Repair Service
Part Numbers: 7570049, R7570049

Restore your original Detroit Diesel DDEC II ECM with our professional repair service. Designed for early Detroit Diesel Series 60 11.1L and 12.1L 6-cylinder engines, this service offers a cost-effective alternative to replacing a hard-to-find ECM.

Our technicians diagnose, repair, and fully test your module to ensure reliable operation. Because your original ECM is repaired, no additional programming is required after installation.

Compatible Engines

  • Detroit Diesel Series 60 11.1L (Early Models)
  • Detroit Diesel Series 60 12.1L (Early Models)
  • Detroit Diesel DDEC II 6-Cylinder Applications

Compatible Part Numbers

  • 7570049
  • R7570049

Service Features

  • Professional ECM diagnostics and repair
  • Fast 2-business-day turnaround
  • No programming required
  • Retains original engine settings
  • Fully tested before return
  • Cost-effective alternative to replacement
  • Helps reduce vehicle downtime

Common Failure Symptoms

  • No-start condition
  • Intermittent stalling or misfires
  • Loss of communication with diagnostic tools
  • Injector driver faults
  • Engine shutdowns or sudden power loss
  • Check Engine or Stop Engine lights
  • EEPROM/memory faults
  • Dead ECM (no power)

How It Works

  1. Purchase this repair service.
  2. Ship your ECM to our facility.
  3. We diagnose and repair the module.
  4. The ECM is tested and verified.
  5. Your repaired ECM is returned ready for installation.

Note: This listing is for a repair service only. You must send in your original ECM for repair. No physical ECM is included with purchase.