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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1625 (Automatic Transmission - 4L60-E - Service, Removal & Installation) >> Repair Instructions >> Transmission Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra and 2003 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Disconnect the negative battery cable. Refer to BATTERY DISCONNECT CAUTION .
  2. Raise and suitably support the vehicle. Refer to LIFTING AND JACKING THE VEHICLE .
  3. Drain the transmission fluid.
  4. Remove the rear propeller shaft. Refer to PROPELLER SHAFT REPLACEMENT - TWO PIECE or PROPELLER SHAFT REPLACEMENT - ONE PIECE .
  5. Support the transmission with a transmission jack.
  6. Remove the nut securing the transmission mount to the transmission support.
  7. Remove the nuts and bolts securing the transmission support to the frame.
    8. Fig 1: Removing Transmission Support Retaining Nut
    G01953671Courtesy of GENERAL MOTORS CORP.
  8. Raise the transmission slightly and remove the transmission support from the vehicle.
  9. Remove the exhaust pipe.
  10. Remove the starter motor. Refer to STARTER MOTOR .
  11. If the vehicle is equipped with a transfer case, remove the front propeller shaft. Refer to PROPELLER SHAFT REPLACEMENT - FRONT .
  12. Lower the transmission to gain access to the top and sides of the transmission.
  13. Disconnect the vent tube hose and the electrical connections from the transfer case, if equipped.
  14. Remove the transmission mount.
  15. Remove the transfer case, if equipped. Refer to the appropriate procedure:
  16. Remove the shift cable end from the transmission shift lever ball stud and the pan rail bracket. Refer to Automatic Transmission Range Selector Cable Replacement   . 
  17. Remove the transmission heat shield.
  18. Disconnect the transmission vent hose, the park/neutral position switch connector, and the main electrical connector from the transmission. Refer to Park/Neutral Position Switch Replacement   . 
    Fig 2: Removing Transmission Heat Shield
    G01953672Courtesy of GENERAL MOTORS CORP.
  19. Remove the bolt that secures the fuel line bracket to the left side of the transmission.
  20. Remove the torque converter access plug.
  21. Remove the flywheel to torque converter bolts.
  22. Disconnect the transmission oil cooler lines from the transmission. Refer to Transmission Oil Cooler Line Quick Connect Fitting   . 
  23. Plug the transmission oil cooler line connectors in the transmission case.
    Fig 3: Plugging Transmission Oil Cooler Line Connectors In Transmission Case
    G01953673Courtesy of GENERAL MOTORS CORP.
  24. Remove the stud and the bolt securing the transmission to the engine.
    Fig 4: Removing Stud & Bolt
    G01953674Courtesy of GENERAL MOTORS CORP.
  25. Remove the six studs and one bolt securing the transmission to the engine.
  26. Install the J 21366  onto the transmission bell housing to retain the torque converter.
  27. Pull the transmission straight back.
  28. Remove the transmission from the vehicle while simultaneously removing the fluid level indicator tube.
    Fig 5: Removing Studs & Bolt
    G01953675Courtesy of GENERAL MOTORS CORP.
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