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Removal Procedure

IMPORTANT: Transmission oil circulates between the transmission assembly and the transfer case. In situations where transmission related failures circulate debris into the transfer case, the transfer case must be disassembled, cleaned, and inspected for damage.
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
    2. Fig 1: View Of Transmission Lower Bell Housing Bolt
    GM1395562Courtesy of GENERAL MOTORS CORP.
  2. Remove the transmission lower bell housing bolt located between the engine oil pan and the transmission oil pan.
  3. Remove the powertrain (engine, transmission and frame) from the vehicle. Refer to Engine Replacement in Engine Mechanical - 3.6L (LY7).
  4. Remove the filler tube. Refer to Fluid Filler Tube Replacement (LA1) .
    5. Fig 2: Identifying Transmission Bell Housing Bolts
    GM1395501Courtesy of GENERAL MOTORS CORP.
  5. Remove the transmission bell housing bolts (2).
  6. If the vehicle is equipped with all wheel drive (AWD), remove the transfer case brace. Refer to Support Brace Replacement (LA1) or Support Brace Replacement (LY7) in Transfer Case - Steyr.
  7. Remove the coolant inlet pipe. Refer to Radiator Hose Replacement - Inlet (LA1) in Engine Cooling.
  8. Remove the transmission mount with the transmission mount bracket. Refer to Automatic Transmission Mount Bracket Replacement .
  9. Remove the starter motor. Refer to Starter Motor Removal in Engine Mechanical - 3.6L (LY7).
  10. Remove the torque converter bolts. Refer to Flywheel to Torque Converter Bolt Replacement (LA1) .
  11. Remove the transmission lower brace. Refer to Automatic Transmission Brace Replacement (LA1)  or Automatic Transmission Brace Replacement (LY7) .
    12. Fig 3: Identifying Transmission Upper Brace Nut
    GM1395483Courtesy of GENERAL MOTORS CORP.
  12. Remove the transmission upper brace nut located behind the power steering pump and above the transfer case.
    13. Fig 4: Locating Transmission Bell Housing Bolts
    GM1395484Courtesy of GENERAL MOTORS CORP.
  13. Remove the transmission bolt near the crank sensor and the engine coolant (block) heater.
  14. Separate the transmission from the engine.
  15. If the vehicle is equipped with AWD, remove the transfer case. Refer to Transfer Case Removal in Automatic Transaxle - 4T65-E Unit Repair.
  16. Flush the transaxle oil cooler and the transaxle oil cooler hoses. Refer to Automatic Transmission Oil Cooler Flushing and Flow Test (J35944-A) or Automatic Transmission Oil Cooler Flushing and Flow Test (J45096) in Automatic Transmission - 4T65-E.
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