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Home › Cadillac › 2005 › DeVille Base › Repair and Diagnosis › Transmission › Automatic Trans › Automatic Transaxle - Introduction & Repair Instructions › Repair Instructions › Transmission Replacement › Removal Procedure

Removal Procedure

  1. Remove the upper filler panel. Refer to Filler Panel Replacement - Upper in Body Front End.
  2. Remove the upper and lower air cleaner assemblies. Refer to Air Cleaner Assembly Replacement in Engine Controls - 4.6L.
    3. Fig 1: View Of Range Selector Cable Terminal
    GM820397Courtesy of GENERAL MOTORS CORP.
  3. Disconnect the range selector cable terminal from the transaxle range selector lever.
  4. Remove the nuts securing both the range selector cable bracket and heater pipe to the transaxle. Position the range selector cable bracket and heater pipe aside.
  5. Remove the Magnasteer wire from the retaining clip.
  6. Disconnect the master cylinder brake pipe retainers from the side rail.
    7. IMPORTANT: Supporting the brake pipes above the body side rail is necessary while removing the transaxle in order to prevent pinching of the brake pipes.
  7. Remove the brake pipe retainers from the side rail and using mechanics wire, support the brake pipes above the side rail.
    8. Fig 2: Identifying Transaxle To Engine Bolts
    GM820391Courtesy of GENERAL MOTORS CORP.
  8. Reposition the main wiring harness to gain access to the upper transaxle to engine bolts (1).
  9. Remove the transaxle to engine bolts (1). The remaining bolt (2) will temporally retain the transaxle and will be removed from the underside of the vehicle.
  10. Place a drain pan under the vehicle.
    11. Fig 3: View Of Upper Transaxle Oil Cooler Pipe & Retaining Bolt
    GM566627Courtesy of GENERAL MOTORS CORP.
  11. Remove the upper transaxle oil cooler pipe retaining bolt from the radiator fan shroud.
  12. Disconnect the upper transaxle oil cooler pipe from the radiator using the J 41623-B  . Install plugs in the oil cooler pipe and the radiator to prevent fluid loss and contamination.
    13. Fig 4: View Of Lower Transaxle Oil Cooler Pipe
    GM627386Courtesy of GENERAL MOTORS CORP.
  13. Disconnect the lower transaxle oil cooler pipe from the transaxle and Install plugs in the oil cooler pipe and the transaxle to prevent fluid loss and contamination. Refer to Transmission Fluid Cooler Hose/Pipe Replacement .
  14. Disconnect the transaxle vent tube from the accelerator bracket.
  15. Install the engine support fixture. Refer to Engine Support Fixture in Engine Mechanical - 4.6L.
  16. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
    17. CAUTION: To avoid any vehicle damage, serious personal injury or death when major components are removed from the vehicle and the vehicle is supported by a hoist, support the vehicle with jack stands at the opposite end from which the components are being removed.
  17. Secure the vehicle to the front hoist pads.
  18. Remove the stabilizer shaft links. Refer to Stabilizer Shaft Link Replacement (FE1, FE3) or Stabilizer Shaft Link Replacement (FE7) in Front Suspension.
  19. Swing the stabilizer shaft downward in order to gain access to the power steering gear retaining bolts.
  20. Remove the left front fascia extension. Refer to Fascia Extension Replacement - Front in Bumpers.
    21. IMPORTANT: The following are exceptions while following the frame removal procedure:
    • Do not remove the front stabilizer shaft from the frame.
    • Do not remove the A.I.R pump assembly from the vehicle. Retain the pump to the body using mechanics wire.
    • Do not remove the insulators from the frame.
    • Do not remove the control arms from the frame.
  21. Remove the front frame. Refer to Frame Replacement - Front in Frame and Underbody.
    22. Fig 5: View Of Left Transaxle Brace To Transaxle Bolt
    GM820394Courtesy of GENERAL MOTORS CORP.
  22. Remove the bolt securing the left transaxle brace to the transaxle.
  23. Loosen the nut securing the left transaxle brace to the engine.
  24. Remove the left transaxle brace from the powertrain assembly.
    25. Fig 6: View Of Transaxle Ground Connections
    GM627341Courtesy of GENERAL MOTORS CORP.
  25. Remove the 3 ground connections from the side of the transaxle.
  26. Disconnect the transaxle main electrical harness connector.
    27. Fig 7: View Of Front Transaxle Brace & Bolt
    GM588757Courtesy of GENERAL MOTORS CORP.
  27. Remove the bolt (2) securing the front transaxle brace (1) to the transaxle.
  28. Remove the nut securing the secondary AIR pipe to the transaxle.
    29. Fig 8: View Of Heat Shield At Tail Shaft Housing
    GM694213Courtesy of GENERAL MOTORS CORP.
  29. Remove the nuts (2, 3) securing the vehicle speed sensor heat shield (1) to the transaxle.
  30. Remove the vehicle speed sensor heat shield (1) from the vehicle.
  31. Disconnect the vehicle speed sensor electrical connector.
    32. Fig 9: View Of Front Transaxle Brace To Transaxle Bolts
    GM820533Courtesy of GENERAL MOTORS CORP.
  32. Remove only the bolts securing the front transaxle brace to the transaxle.
    33. Fig 10: View Of Center Transaxle Brace To Transaxle Bolts
    GM820532Courtesy of GENERAL MOTORS CORP.
  33. Remove only the bolts securing the center transaxle brace to the transaxle.
    34. Fig 11: Removing/Installing Wheel Drive Shaft From/To Transaxle
    GM189013Courtesy of GENERAL MOTORS CORP.
  34. Disengage the right and left drive shafts (2) from the transaxle (1). The drive shafts do not have to be removed from the wheels. Refer to Wheel Drive Shaft Replacement (FE1, FE3) or Wheel Drive Shaft Replacement (FE7) in Wheel Drive Shafts.
  35. Using mechanics wire, support the wheel drive shafts out of the way by tying them up to the strut spring.
  36. Remove the torque converter cover. Refer to Torque Converter Cover Replacement .
    37. Fig 12: Locating Torque Converter Bolts
    GM166594Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Mark the flywheel to torque converter position so that they can be assembled in the same position.
  37. Remove the flywheel to torque converter bolts.
  38. Position the power steering gear pressure hose to the right side of the vehicle in order to clear the transaxle during removal.
  39. Support the transaxle using the J 41160  and a suitable transmission jack. See Special Tools .
  40. Secure the J 41160  to the transaxle. See Special Tools .
    41. Fig 13: View Of Transmission Mount, Bracket & Nut
    GM521892Courtesy of GENERAL MOTORS CORP.
  41. Remove the nut (1) securing the left transaxle mount to the left transaxle mount bracket.
    42. Fig 14: Identifying Transaxle To Engine Bolts
    GM820391Courtesy of GENERAL MOTORS CORP.
  42. Remove the remaining transaxle to engine bolt (2).
  43. Separate the transaxle from the engine.
  44. Tilt the transaxle using the support jack enough to allow clearance for the starter nose cone.
    45. IMPORTANT: Ensure clearance is maintained between the transaxle and the following:
    • The brake pipes
    • The secondary AIR pipe
    • The power steering pressure hose
    • The wiring harnesses
  45. Carefully lower the transaxle from the vehicle.
  46. Complete the following if transaxle replacement is necessary:
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