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Home >> Chevrolet >> 2012 >> Chevy Express H1500, Van Cargo >> Repair and Diagnosis >> External Pages >> Different car >> Section 2330 (Programming And Setup - All Systems) >> Repair Instructions >> K20 Engine Control Module: Programming & Setup (LGH) >> ECM Replacement
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ECM Replacement

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If the engine control module (ECM) is replaced, the following procedures must be performed:

    NOTE:

    Clear any DTCs that may have set after completing the programming procedure.

  1. Enable ECM Reprogramming-Refer to Service Programming System (SPS) .
  2. Perform the CKP Variation Learn-Refer to Crankshaft Position Reluctor Wheel Learn .
  3. Perform a Theft Deterrent Module Programming and Setup-Refer to Theft Deterrent Module Programming and Setup .
  4. Brake Pedal Position Sensor Learn-Refer to Brake Pedal Position Sensor Learn .
  5. Perform a Fuel Injector Flow Rate Programming - Refer to Fuel Injector Flow Rate Programming
  6. Perform a Diesel Particulate Filter (DPF) Service Regeneration Enable-Refer to Diesel Particulate Filter (DPF) Regeneration Enable .
  7. If over 14k GVW, program the engine serial number with the scan tool.