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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1360 (Automatic Transmission - 4L60-E - Service, Removal & Installation) >> Repair Instructions >> Transmission Replacement >> Installation Procedure

Installation 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. Install the J 21366  onto the transmission bell housing to retain the torque converter.
  2. Support the transmission with a transmission jack.
  3. Raise the transmission into place while simultaneously installing the fluid indicator tube.
  4. Remove the J 21366  from the transmission.
  5. Slide the transmission straight onto the locating pins while lining up the marks on the flywheel and the torque converter.

    The torque converter must rotate freely by hand.

    NOTE: Refer to FASTENER NOTICE .
  6. Install six studs and one bolt securing the transmission to the engine.

    Tighten 

    Tighten the studs and the bolt to 50 N.m (37 lb ft).

    Fig 1: Installing Studs & Bolts
    G01953676Courtesy of GENERAL MOTORS CORP.
  7. Install the stud and bolt securing the transmission to the engine.

    Tighten 

    Tighten the stud and the bolt to 50 N.m (37 lb ft).

    Fig 2: Installing Stud & Bolt
    G01953677Courtesy of GENERAL MOTORS CORP.
  8. Install the flywheel to torque converter bolts.

    Tighten 

    Tighten the bolts to 63 N.m (46 lb ft).

  9. Install the torque converter access plug.
    Fig 3: Installing Flywheel To Torque Converter Bolts
    G01953678Courtesy of GENERAL MOTORS CORP.
  10. Install the transmission vent hose, fuel lines, and the wiring harness to the transmission.
    Fig 4: Installing Transmission Vent Hose, Fuel Lines & Wiring Harness
    G01953679Courtesy of GENERAL MOTORS CORP.
  11. Install the two bolts securing the heat shield to the transmission.

    Tighten 

    Tighten the bolt to 17 N.m (13 lb ft).

  12. Install the shift cable to the shift lever ball stud and the bracket. Refer to Automatic Transmission Range Selector Cable Replacement   . 
  13. Install the transfer case, if equipped. Refer to the appropriate procedure:
    14. Fig 5: Installing Bolts Securing Heat Shield
    G01953680Courtesy of GENERAL MOTORS CORP.
  14. Install the two bolts and nut securing the transmission rear mount to the transmission.

    Tighten 

    Tighten the bolts and nut to 25 N.m (18 lb ft).

  15. Connect the vent hose and electrical connectors to the transfer case, if equipped.
  16. If the vehicle is equipped with a transfer case, install the front propeller shaft. Refer to PROPELLER SHAFT REPLACEMENT - FRONT .
  17. Install the starter motor. Refer to STARTER MOTOR .
    Fig 6: Installing Transmission Rear Mount Securing Nut
    G01953681Courtesy of GENERAL MOTORS CORP.
  18. Install the exhaust pipe assembly.
  19. Install the transmission support to the vehicle.

    Tighten 

    Tighten the bolts to 70 N.m (50 lb ft).

  20. Install the transmission mount to transmission support nut.

    Tighten 

    Tighten the nuts to 40 N.m (29 lb ft).

  21. Remove the transmission jack.
  22. Install the rear propeller shaft. Refer to or
  23. Flush the transmission oil cooler and cooling lines if necessary.
  24. Connect the oil cooler lines to the transmission. Refer to Transmission Fluid Cooler Hose/Pipe Replacement   . 
  25. Lower the vehicle.
  26. Connect the negative battery cable. BATTERY DISCONNECT CAUTION .
  27. Fill the transmission to the proper level with DEXRON® III transmission fluid. Refer to Transmission Fluid Checking Procedure   . 
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