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Home >> Chevrolet >> 2006 >> Impala SS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 5.3L - Introduction (2 Of 2) >> Repair Instructions >> Engine Control Module (ECM) Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Installing The ECM To The Air Cleaner Lower Housing
    GM1554547Courtesy of GENERAL MOTORS CORP.
  1. Install the ECM to the air cleaner lower housing.
    2. Fig 2: Connecting The ECM Electrical Connectors
    GM1618724Courtesy of GENERAL MOTORS CORP.
  2. Connect the ECM electrical connectors (2).
  3. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  4. Install the left front inner fender brace. Refer to Brace Replacement - Front Fender Upper Diagonal .
  5. Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (RPOs LZE/LZ4/LZ9) or Battery Negative Cable Disconnect/Connect Procedure (RPO LS4) .
  6. Program the new ECM. Refer to Control Module References .
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