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Home >> Saturn >> 2007 >> Ion Red Line >> Repair and Diagnosis >> External Pages >> Different car >> Section 91 (Programming And Setup - All Systems) >> Repair Instructions >> Engine Control Module Programming and Setup >> ECM Replacement
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ECM Replacement

WARNING: This page is about a different car, the 2005 Saturn Ion Red Line, 2005 Saturn Ion 3, 2005 Saturn Ion 2, and 2005 Saturn Ion 1. 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. ECM Reprogramming-Refer to Service Programming System (SPS)  .
  2. Crankshaft Position (CKP) Variation Learn-Refer to CKP System Variation Learn Procedure in Engine Controls.
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