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Home >> Hummer >> 2010 >> H3T Base, Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Programming And Setup >> Repair Instructions >> Engine Control Module Programming and Setup (V8) >> ECM Replacement
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ECM Replacement

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

  1. ECM Reprogramming-Refer to Service Programming System (SPS) .
  2. The CKP System Variation Learn-Refer to Crankshaft Position System Variation Learn .
  3. The Throttle/Idle Learn procedure-Refer to Throttle/Idle Learn .
  4. Engine Oil Life Remaining-When available, use a scan tool to reset the Engine Oil Life Remaining back to the original percentage recorded before the module was replaced.
  5. Transmission Fluid Life Remaining-When available, use the scan tool to reset the Transmission Fluid Life Remaining back to the original percentage recorded before the module was replaced.
  6. Theft Deterrent-Refer to Immobilizer System Component Programming (Canada, Europe, Middle East, and Asia) or Immobilizer System Component Programming (US, Caribbean, C America, and Mexico) or Immobilizer System Component Programming (without RPO BAE) .
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