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Home >> Chevrolet >> 2005 >> Epica LS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 2.0L (L34 GMDAT) - Repair Instructions >> Repair Instructions >> Engine Control Module (ECM) Replacement (Non European Emissions) >> Removal Procedure
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Removal Procedure

    Fig 1: View Of ECM Cover And Retaining Nuts
    GM1256170Courtesy of GENERAL MOTORS CORP.
    CAUTION: Refer to Battery Disconnect Caution in Cautions and Notices.
  1. Disconnect the negative battery cable.
  2. Remove the front floor cover of the passenger.
  3. Remove the ECM retaining nuts.
  4. Remove the ECM cover.
    5. Fig 2: View Of ECM And Connectors
    GM1256171Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the ECM connectors from the ECM.
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