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Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. 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. Raise the transmission into place and remove the J 21366  from the transmission.
  3. Slide the transmission straight onto the locating pins while lining up the marks on the flywheel and the torque converter made during removal.

    The torque converter must be flush onto the flywheel and rotate freely by hand.

    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  4. Install studs and/or bolts securing the transmission to the engine.

    Tighten 

    Tighten the studs and/or bolts to 50 N.m (37 lb ft).

    Fig 1: Transmission Studs And/Or Bolts
    G01980080Courtesy of GENERAL MOTORS CORP.
  5. Install the flywheel to torque converter bolts. Use care not to drop the bolts into the bell housing.

    Tighten 

    Tighten the bolts to 60 N.m (44 lb ft).

  6. Install the starter motor. Refer to STARTER MOTOR REPLACEMENT (2.2 L) or STARTER MOTOR REPLACEMENT (4.3 L) in Engine Electrical.
    Fig 2: Installing Flywheel To Torque Converter Bolts
    G01980081Courtesy of GENERAL MOTORS CORP.
  7. Install the torque converter access plug.
  8. Remove the safety chain from the transmission.
    Fig 3: Torque Converter Access Plug
    G01980082Courtesy of GENERAL MOTORS CORP.
  9. Install the transmission vent hose, fuel lines, and the wiring harness to the transmission.
    Fig 4: Fuel Line Bracket Bolt
    G01980083Courtesy of GENERAL MOTORS CORP.
  10. Install the bolts securing the heat shield to the transmission.

    Tighten 

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

  11. Install the shift cable end to the transmission shift lever ball stud. Refer to AUTOMATIC TRANSMISSION RANGE SELECTOR CABLE REPLACEMENT (COLUMN SHIFT)  or AUTOMATIC TRANSMISSION RANGE SELECTOR CABLE REPLACEMENT (CONSOLE SHIFT) .
  12. Install the transfer case, if equipped. Refer to TRANSFER CASE ASSEMBLY REPLACEMENT in Transfer Case-233-NP1 or TRANSFER CASE ASSEMBLY REPLACEMENT in Transfer Case-NVG 236-NP8.
    Fig 5: Transmission Heat Shield
    G01980084Courtesy of GENERAL MOTORS CORP.
  13. Connect the vent tube hose and the electrical connections to the transfer case, if equipped.
  14. Install the transmission mount to the transmission (2WD) or transfer case adapter (4WD). Refer to TRANSMISSION MOUNT REPLACEMENT .
  15. Install the exhaust crossover pipe assembly. Refer to EXHAUST MANIFOLD PIPE REPLACEMENT in Engine Exhaust.
    Fig 6: Transmission Mount
    G01980085Courtesy of GENERAL MOTORS CORP.
  16. Install the transmission support to the vehicle. Refer to TRANSMISSION SUPPORT REPLACEMENT (RWD) or TRANSMISSION SUPPORT REPLACEMENT (4WD) in Frame and Underbody.
  17. Remove the transmission jack from the transmission.
  18. Install the rear propeller shaft. Refer to PROPELLER SHAFT REPLACEMENT - ONE PIECE or PROPELLER SHAFT REPLACEMENT - TWO PIECE in Propeller Shaft.
  19. Flush the transmission oil cooler and cooling lines at this time if necessary. Refer to AUTOMATIC TRANSMISSION OIL COOLER FLUSHING AND FLOW TEST .
  20. Connect the transmission oil cooler lines to the transmission. Refer to TRANSMISSION OIL COOLER LINE QUICK CONNECT FITTINGS .
  21. Lower the vehicle.
    Fig 7: Installing Transmission Support To Vehicle
    G01980086Courtesy of GENERAL MOTORS CORP.
  22. Connect the battery. Refer to BATTERY NEGATIVE CABLE DISCONNECT/CONNECT PROCEDURE in Engine Electrical.
  23. Fill the transmission to the proper level with DEXRON III transmission fluid. Refer to TRANSMISSION FLUID CHECKING PROCEDURE .
  24. Road test the vehicle to check for proper operation. Check the transmission for leaks.
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