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Home >> Cadillac >> 2021 >> XT5 Sport >> Repair and Diagnosis >> External Pages >> Different car >> Section 557 (Automatic Transmission - 9T60 (M3G) Or 9T65 (M3W) - Repair Instructions - On Vehicle) >> Repair Instructions - On Vehicle >> Transmission Replacement (LSY Engine with Front Wheel Drive) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2021 Cadillac XT6. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise the transmission with the transmission jack and position the transmission to the engine.
    GM5053485Courtesy of GENERAL MOTORS COMPANY
    CAUTION:

    Refer to Fastener Caution .

  2. Install the 2 transmission bolts (1) and tighten to 58 N.m (43 lb ft).
    GM5053439Courtesy of GENERAL MOTORS COMPANY
  3. Install the torque converter cover (2).
  4. Install the 3 transmission bolts (1) and tighten to 58 N.m (43 lb ft).
    GM5048630Courtesy of GENERAL MOTORS COMPANY
  5. Install the transmission front mount (3). Transmission Mount Replacement (Left Side) Transmission Mount Replacement (Front) 
  6. Align the mark of the flex plate to the mark on the torque converter for reassembly.
    GM5053382Courtesy of GENERAL MOTORS COMPANY
  7. Prepare the torque converter bolts (1) for installation as follows:
    1. Remove any loose cured adhesive from the external threads of the components using a lint free cloth.
    2. Thread the cleaned components into the internal mating threads and remove to loosen trapped cured adhesive.
    3. Apply thread locking adhesive to the external threads of the components. Adhesives, Fluids, Lubricants, and Sealers
    4. Ensure there are no gaps in the thread locking adhesive once applied to the component.
  8. Install the torque converter bolts (1) and tighten to 60 N.m (44 lb ft).
  9. Install the starter. Starter Replacement (LGX)Starter Replacement (LSY)
    GM4287556Courtesy of GENERAL MOTORS COMPANY
  10. Install the transmission mount strut bracket (2) to the transmission. Transmission Mount Strut Bracket Replacement (All Wheel Drive) Transmission Mount Strut Bracket Replacement (Front Wheel Drive) 
  11. Install the drivetrain and front suspension cradle. Drivetrain and Front Suspension Cradle Removal and Installation
  12. Remove the transmission jack.
  13. Install the right side front wheel drive half shaft to the transmission. Front Wheel Drive Shaft Oil Seal Replacement (Right Side) Front Wheel Drive Shaft Oil Seal Replacement (Left Side) 
  14. Install the left side front wheel drive half shaft to the transmission. Front Wheel Drive Shaft Oil Seal Replacement (Right Side) Front Wheel Drive Shaft Oil Seal Replacement (Left Side) 
  15. Remove the engine support fixture. Engine Support Fixture
    GM5053317Courtesy of GENERAL MOTORS COMPANY
  16. Install the 2 transmission bolts (1) and tighten to 58 N.m (43 lb ft).
    GM5052609Courtesy of GENERAL MOTORS COMPANY
  17. Position the electrical wiring harness (2).
  18. Install the engine wiring harness bracket bolt and tighten to 9 N.m (80 lb in).
    GM5048922Courtesy of GENERAL MOTORS COMPANY
  19. Install the 4 transmission mount transmission side bolts (3). Transmission Mount Replacement (Left Side) Transmission Mount Replacement (Front) 
  20. Connect the engine wiring harness and remaining electrical connectors to the transmission.
  21. Install the electronic transmission range selector park release cable to the transmission. Electronic Transmission Range Selector Manual Park Release Cable Replacement 
  22. Install the automatic transmission fluid cooler exchanger to the transmission. Automatic Transmission Fluid Cooling Exchanger Replacement
  23. Install the automatic transmission fluid cooler exchanger inlet pipe to the transmission. Automatic Transmission Fluid Cooling Heat Exchanger Inlet Pipe Replacement
  24. Install the automatic transmission fluid cooler exchanger outlet pipe to the transmission. Automatic Transmission Fluid Cooling Heat Exchanger Outlet Pipe Replacement
    GM5048630Courtesy of GENERAL MOTORS COMPANY
  25. Install the transmission front mount (3).
  26. Install the battery tray. Battery Tray Replacement
    GM5153905Courtesy of GENERAL MOTORS COMPANY
  27. Connect the control valve body electrical connector (1).
  28. Position and connect the wiring harness (2) to the installed position.
  29. Connect all necessary wiring harness retainers and electrical connectors to the transmission.
  30. Fill the transmission with fluid. Transmission Fluid Drain and Fill 
  31. If a NEW TCM has been installed into the vehicle, the NEW module needs to be reprogrammed. Service Programming System (SPS)
  32. Reprogram the transmission. Q77 Transmission Control Solenoid Valve Characterization Programming
  33. Road test the vehicle.
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