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Home >> Hummer >> 2009 >> H3 Alpha >> Repair and Diagnosis >> External Pages >> Different car >> Section 32 (Programming And Setup - All Systems) >> Repair Instructions >> Engine Control Module Programming and Setup >> ECM Replacement
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ECM Replacement

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.

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

  1. The ECM Reprogramming-Refer to Service Programming System (SPS) .
  2. The CKP Variation Learn-Refer to Crankshaft Position System Variation Learn .
  3. The Fuel Composition Diagnosis-Refer to Fuel Composition Diagnosis .
  4. The Theft Deterrent Programming-Refer to Theft Deterrent Control Module Programming and Setup .
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