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Home >> Pontiac >> 2009 >> G8 Base >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 5L40-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis >> Transmission Control Module Replacement >> Installation Procedure

Installation Procedure

    Fig 1: Retaining Tabs
    GM1955723Courtesy of GENERAL MOTORS CORP.
  1. Align the transmission control module with the locating pins (2) on the module mounting bracket.
  2. Install the transmission control module by seating it fully into the bracket until all of the retaining tabs (1) have engaged the edge of the module edge.
  3. Fig 2: Electrical Connector
    GM1954235Courtesy of GENERAL MOTORS CORP.
  4. Install connectors (1) into the right hand side junction box
  5. Fig 3: Transmission Control Module Electrical Connector
    GM1955720Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Twisting or tilting of the transmission control module electrical connector while connecting may result in bent or misaligned electrical terminal pins.
  6. Carefully connect the transmission control module electrical connector (1) to the transmission control module.
  7. Lock the transmission control module electrical connector securely to the transmission control module by pushing the retainer (2) toward the electrical connector (1) until fully seated.
  8. Install the right side hinge pillar trim on the vehicle. Refer to Body Hinge Pillar Trim Panel Replacement .
  9. Install the knee bolster assembly. Refer to Knee Bolster Replacement .
  10. If re-programming is required. Refer to Control Module References .
  11. IMPORTANT: It is recommended that transmission adaptive pressure (TAP) information be reset.
    Resetting the TAP values using a scan tool will erase all learned values in all cells. As a result, The ECM or TCM will need to relearn TAP values. Transmission performance may be affected as new TAP values are learned.
  12. Reset the TAP values. Refer to Transmission Adaptive Functions .