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Home >> Saturn >> 2005 >> Vue Base, 2.2 D, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 2.2L (L61) Introduction >> Repair Instructions >> Engine Control Module (ECM) Replacement >> Removal Procedure
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Removal Procedure

    IMPORTANT: It is necessary to record the remaining engine oil life. If the replacement module is not programed with the remaining engine oil life, the engine oil life will default to 100 percent. If the replacement module is not programmed with the remaining engine oil life, the engine oil will need to be changed at 5 000 km (3,000 mi) from the last engine oil change.
  1. Using a scan tool, retrieve the percentage of remaining engine oil. Record the remaining engine oil life.
  2. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
  3. Disconnect the intake air temperature (IAT) sensor.
  4. Loosen the clamp at the air cleaner assembly.
  5. Remove the push pin attachment from the outlet resonator/duct assembly to support bracket.
    Fig 1: Positioning Outlet Resonator/Duct Assembly
    GM897621Courtesy of GENERAL MOTORS CORP.
  6. Loosen the clamp at the throttle body assembly.
  7. Disconnect the positive crankcase ventilation (PCV) fresh air hose at the cam cover.
  8. Remove the outlet resonator/duct assembly.
  9. Remove the J 1 and J 2 connectors at the engine control module (ECM).
  10. Remove the 4 ECM attachment bolts.
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