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Home >> Chevrolet >> 2005 >> Impala LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 1210 (Engine Controls/Fuel - 2.4L - Repair Instructions) >> Repair Instructions >> Engine Control Module Replacement (LE5) >> Removal Procedure
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Removal Procedure

WARNING: This page is about a different car, the 2012 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Engine Wiring Harness Electrical Connector
    GM1777201Courtesy of GENERAL MOTORS COMPANY
  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 Disconnection and Connection (LE5, LE9, LY7) .
  3. Slide the lever locks to the up position in order to release the engine wiring harness electrical connectors.
  4. Disconnect the engine wiring harness electrical connectors (1) from the ECM.
  5. Fig 2: Identifying ECM
    GM1794566Courtesy of GENERAL MOTORS COMPANY
  6. Release the retaining tab located in the battery tray using a small screwdriver or other suitable tool.
  7. Remove the ECM by lifting upward after releasing the tab.