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Home >> Buick >> 2008 >> Allure CXL >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transaxle - 4T65-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis >> Repair Instructions - On Vehicle >> Transmission Replacement >> Installation Procedure

Installation Procedure

    IMPORTANT: Ensure that the transaxle is secured properly to the transmission jack.
  1. Position the transaxle onto a transmission jack and secure the transaxle to the jack.
  2. Install the transaxle into the vehicle.
    3. Fig 1: View of Transaxle To Engine Mounting
    GM160965Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to Fastener Notice .
  3. Install the lower transaxle bolt (6) and the stud (1).

    Tighten:  Tighten the bolt and the stud to 75 N.m (55 lb ft).

  4. Install the transaxle brace. Refer to Transmission Brace Replacement .
    5. Fig 2: View Of Flywheel & Flywheel Holder (J 37096)
    GM309963Courtesy of GENERAL MOTORS CORP.
  5. Install J 37096  in order to gain access to install the torque converter bolts and to prevent the flywheel from turning.
    6. Fig 3: Identifying Flywheel To Torque Converter Bolts
    GM160984Courtesy of GENERAL MOTORS CORP.
  6. Install the torque converter bolts.

    Tighten:  Tighten the bolts to 63 N.m (46 lb ft).

  7. Install the wheel drive shafts into the transaxle. Refer to Wheel Drive Shaft Replacement .
  8. Install the oil cooler pipes to the transaxle. Refer to Automatic Transmission Oil Cooler Hose Replacement .
  9. Install the starter motor. Refer to Starter Motor Replacement (LY7) or Starter Motor Replacement (L26) or Starter Motor Replacement (LS4) .
  10. Remove the transmission jack from the transaxle.
  11. Install the frame to the vehicle. Refer to Frame Replacement .
  12. Connect the electrical connector to the vehicle speed sensor.
  13. Install the left and the right engine splash shield. Refer to Engine Splash Shield Replacement .
  14. Install the front wheels. Refer to Tire and Wheel Removal and Installation .
  15. Lower the vehicle.
  16. Remove the engine support fixture.
    17. Fig 4: View of Transaxle To Engine Mounting
    GM160965Courtesy of GENERAL MOTORS CORP.
  17. Install the upper transaxle bolts (3, 4, 5) and the stud (2).

    Tighten:  Tighten the bolts and the stud to 75 N.m (55 lb ft).

    18. Fig 5: Identifying Automatic Transaxle Range Selector Cable To Cable Bracket
    GM629687Courtesy of GENERAL MOTORS CORP.
  18. Install the cable to the transaxle range selector cable bracket.
    19. Fig 6: View Of Transaxle Range Selector Cable & Shift Lever
    GM629690Courtesy of GENERAL MOTORS CORP.
  19. Install the A/T range selector cable retainer to the cable.
  20. Install the transaxle range selector cable to the transaxle shift lever.
    21. Fig 7: Identifying Wiring Harness Grounds & Transaxle
    GM911145Courtesy of GENERAL MOTORS CORP.
  21. Reposition the wiring harness and install the wiring harness bracket and the bolt (7).

    Tighten:  Tighten the bolt to 25 N.m (18 lb ft).

  22. Install the wiring harness grounds (5) to the transaxle.
  23. Install the transaxle wiring harness ground bolt (6) to the transaxle.

    Tighten:  Tighten the bolt to 25 N.m (18 lb ft).

  24. Install the wiring harness grounds (1, 2) to the transaxle.
  25. Install the wiring harness ground nut (3) to the transaxle.

    Tighten:  Tighten the nut to 45 N.m (33 lb ft).

  26. Connect the transaxle wiring harness electrical connector (4).
  27. Install the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement for the 3.6L engine, Air Cleaner Inlet Duct Replacement for the 3.8L engine, Air Cleaner Assembly Replacement for the 5.3L engine.
  28. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (L26) or Battery Negative Cable Disconnection and Connection (LY7) or Battery Negative Cable Disconnection and Connection (LS4) .
    29. NOTE: Refer to Transmission Overfill Notice .
  29. Fill the transaxle with transmission fluid.
  30. Inspect the transaxle for fluid leaks. Refer to Fluid Leak Diagnosis .
    31. 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, PCM or TCM will need to relearn TAP values. Transmission performance may be affected as new TAP values are learned.
  31. Reset the TAP values. Refer to Transmission Adaptive Functions .
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