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Home >> Pontiac >> 2009 >> G6 GXP, 2D Coupe >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 3.6L - Introduction >> Repair Instructions >> Engine Control Module Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Identifying ECM Wiring Harness Connectors
    GM1838648Courtesy of GENERAL MOTORS CORP.
  1. Connect the engine wiring harness electrical connectors (1) to the ECM.
  2. Connect the body wiring harness electrical connector (2) to the ECM.
    3. Fig 2: View Of ECM At Battery Tray
    GM1838645Courtesy of GENERAL MOTORS CORP.
  3. Position the ECM above the retainer in the battery tray and slide the ECM down into the retainer.
  4. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  5. Reset the clock and preset radio stations.
  6. If a NEW ECM was installed, the ECM must be programmed. Refer to Control Module References .
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