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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1914 (Automatic Transmission - 6T75 - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> On-Vehicle Repair Instructions >> Transmission Replacement (3.6L LY7) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2009 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the battery tray support bracket. Refer to Battery Tray Support Bracket Replacement .
    2. Fig 1: Identifying Control Valve Body Transmission Control Module (TCM) Electrical Connector
    GM1884034Courtesy of GENERAL MOTORS CORP.
  2. Disconnect the control valve body transmission control module (TCM) electrical connector (1).
    3. Fig 2: Identifying Transmission Fluid Cooler Inlet Hose Components
    GM1809052Courtesy of GENERAL MOTORS CORP.
  3. Remove the transmission fluid cooler pipe retainer nut (1).
  4. Remove the transmission fluid cooler inlet hose and seal (2) from the transmission.
  5. Plug and/or cap the hose and transmission to prevent contamination.
    6. Fig 3: Identifying Transmission Fluid Cooler Pipe Components
    GM1809053Courtesy of GENERAL MOTORS CORP.
  6. Remove the transmission fluid cooler pipe retainer nut (1).
  7. Remove the transmission fluid cooler outlet hose and seal (2) from the transmission.
  8. Plug and/or cap the hose and transmission to prevent contamination.
    9. Fig 4: Identifying Upper Transmission To Engine Bolts
    GM1831026Courtesy of GENERAL MOTORS CORP.
  9. Remove the upper transmission to engine bolts (1, 2).
  10. Remove the range selector cable, cable bracket, and left transmission mount. Refer to Transmission Mount Replacement - Left Side .
  11. Remove the frame. Refer to Frame Replacement (6T70 Transmission) .
  12. Disconnect the wheel drive shafts. Refer to Front Wheel Drive Shaft Replacement .
  13. Remove the transfer case, all wheel drive (AWD) only. Refer to Transfer Case Assembly Replacement (LZ4) or Transfer Case Assembly Replacement (LY7) .
  14. Remove the intermediate drive shaft, front wheel drive (FWD) only. Refer to Intermediate Shaft Replacement (LE5) or Intermediate Shaft Replacement (LY7) .
  15. Remove the rear transmission mount bracket, FWD only. Refer to Transmission Mount Bracket Replacement - Rear (FWD)  or Transmission Mount Bracket Replacement - Rear (AWD with LZ4)  or Transmission Mount Bracket Replacement - Rear (AWD with LY7) .
  16. Remove the front transmission mount. Refer to Transmission Front Mount Replacement .
    17. Fig 5: Identifying Torque Converter To Flywheel Bolts
    GM1875672Courtesy of GENERAL MOTORS CORP.
  17. Remove the starter. Refer to Starter Replacement (LZ4) or Starter Replacement (LE5/LAT) or Starter Replacement (LY7) .
  18. Mark the relationship of the flywheel to the torque converter for reassembly.
  19. Remove the torque converter to flywheel bolts (1).
  20. Use a transmission jack in order to support the transmission.
    21. Fig 6: Identifying Transmission Bolts
    GM1831024Courtesy of GENERAL MOTORS CORP.
  21. Remove the flywheel inspection cover bolts (2, 3).
  22. Remove the flywheel inspection cover (1).
  23. Remove the remaining transmission bolts (4).
  24. Separate the transmission from the engine.
  25. Lower the transmission with the transmission jack far enough to remove the transmission.
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