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Home >> Chevrolet >> 2008 >> HHR LS, Automatic >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transaxle - 4T45-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis >> Repair Instructions - On Vehicle >> Transmission Control Module Replacement >> Installation Procedure

Installation Procedure

    Fig 1: View Of TCM Electrical Harness Connector
    GM1740247Courtesy of GENERAL MOTORS CORP.
  1. Place the TCM (2) into the under hood junction block bracket (3).
  2. Install the TCM electrical harness connector to the TCM.
  3. Install the cover on the ECM and TCM.
  4. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  5. Program the TCM. Refer to Control Module References for programming and setup information.