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Home >> GMC >> 2005 >> Jimmy Part Time, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - Introduction & Repair Instructions >> Repair Instructions >> Transmission Replacement >> Removal Procedure

Removal Procedure

    Fig 1: View Of Transmission Support Assembly
    GM680767Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the battery. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
  2. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Drain the transmission fluid if necessary. Refer to Automatic Transmission Fluid/Filter Replacement .
  4. Remove the rear propeller shaft. Refer to Propeller Shaft Replacement - One Piece or Propeller Shaft Replacement - Two Piece in Propeller Shaft.
  5. Support the transmission with a transmission jack.
  6. Remove the transmission support from the vehicle. Refer to Transmission Support Replacement (4WD, ZR2) or Transmission Support Replacement (RWD) in Frame and Underbody.
    7. Fig 2: View Of Transmission Mount
    GM648001Courtesy of GENERAL MOTORS CORP.
  7. Remove the exhaust crossover pipe assembly. Refer to Exhaust Manifold Pipe Replacement in Engine Exhaust.
  8. Lower the transmission to gain access to the top and sides of the transmission.
  9. Remove the transmission mount. Refer to Transmission Mount Replacement .
  10. Remove the transfer case, if equipped. Refer to Transfer Case Assembly Replacement in Transfer Case-233-NP1 or Transfer Case Shield Replacement in Transfer Case - NVG 236-NP8.
  11. 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 (Column Shift)  or Automatic Transmission Range Selector Cable Replacement (Console Shift) .
    12. Fig 3: View Of Transmission Heat Shield Bolts & Shield
    GM394459Courtesy of GENERAL MOTORS CORP.
  12. Remove the transmission heat shield, if equipped.
    13. Fig 4: View Of Bolt Securing Fuel Line Bracket To Left Side Of Transmission
    GM396800Courtesy of GENERAL MOTORS CORP.
  13. 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 .
  14. Remove the bolt that secures the fuel line bracket to the left side of the transmission.
    15. Fig 5: Identifying Six Studs & One Bolt Securing Transmission To Engine
    GM394446Courtesy of GENERAL MOTORS CORP.
  15. Remove the torque converter access plug.
  16. Remove the starter motor to gain access to the torque converter bolts. Refer to Starter Motor Replacement (4.3L) in Engine Electrical.
  17. Mark the flywheel to torque converter relationship.
  18. Remove the flywheel to torque converter bolts. Use care not to drop the bolts into the bell housing.
  19. Disconnect the transmission oil cooler lines from the transmission. Refer to Transmission Fluid Cooler Line Quick Connect Fitting .
  20. Plug the transmission oil cooler line connectors in the transmission case.
  21. Install a safety chain around the transmission.
  22. Remove the studs and/or bolts that secure the transmission to the engine.
  23. Install the J 21366 onto the transmission bell housing to retain the torque converter.
  24. Pull the transmission straight back.
  25. Remove the transmission from the vehicle.
  26. Flush the transmission oil cooler and lines. Refer to Automatic Transmission Oil Cooler Flushing and Flow Test (J 45096) or Automatic Transmission Oil Cooler Flushing and Flow Test (J 35944-A) .
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