GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Tools Required

J 41427 Universal Lift Bracket

Notice: Failure to flush out the oil cooling system or the engine cooling system may result in premature failure of the replacement engine.

If the engine is damaged internally and a new engine is installed, make sure that all foreign material is completely flushed out of the cooling system.

The oil cooler system should also be flushed out (if equipped).

  1. Disconnect the negative battery cable. Refer to

    Caution: Unless directed otherwise, the ignition and start switch must be in the OFF or LOCK position, and all electrical loads must be OFF before servicing any electrical component. Disconnect the negative battery cable to prevent an electrical spark should a tool or equipment come in contact with an exposed electrical terminal. Failure to follow these precautions may result in personal injury and/or damage to the vehicle or its components.

    in General Information.
  2. Drain the cooling system. Refer to Draining and Filling the Cooling System in Cooling and Radiator.
  3. Remove the air cleaner assembly. Refer to Air Cleaner (Assembly) .
  4. Disconnect the throttle cable from the throttle body bracket.
  5. Disconnect the cruise control cable from the throttle body bracket (if equipped).
  6. Disconnect the cruise control stepper motor electrical connection (if equipped).
  7. Remove the air conditioning condenser (if equipped). Refer to A/C Condenser Replacement in HVAC.
  8. Remove the engine cooling fan. Refer to Engine Cooling Fan Replacement in Cooling and Radiator.
  9. Remove the radiator. Refer to Radiator Replacement in Cooling and Radiator.
  10. Disconnect the power steering reservoir hose and drain the fluid. Refer to Power Steering Fluid Draining and Filling in Power Steering Gear and Pump.
  11. Remove the air conditioning compressor and bracket (if used). Refer to A/C Compressor Replacement in HVAC.
  12. Remove the power steering pump. Lay the pump aside. Refer to Power Steering Pump Replacement in Power Steering Gear and Pump.
  13. Disconnect the heater hoses from the engine. Refer to Heater Hose Replacement in HVAC.
  14. Remove the generator and bracket. Refer to Generator Replacement in Engine Electrical.
  15. Disconnect the engine wiring harness from the engine. Refer to Engine Wiring Harness Replacement in Engine Electrical.
  16. Disconnect the fuel lines from the intake to the rear of the block. Refer to Fuel Hose and Pipes (Engine Fuel Pipes) .
  17. Remove the distributor. Refer to Distributor Replacement in Engine Electrical.
  18. Remove the exhaust pipes from the manifolds. Refer to Exhaust Pipe Replacement in Exhaust System.
  19. Raise the vehicle.
  20. Drain the crankcase.
  21. Remove the starter and the starter opening shield. Refer to Starter Replacement in Engine Electrical.
  22. Remove the torque converter bolts through the starter opening.
  23. Disconnect the transmission. Refer to Transmission Replacement in Automatic Transmission or Manual Transmission.
  24. Lower the vehicle.
  25. Support the transmission. Do not support the transmission under the filter pan (if automatic transmission).

  26. Object Number: 33636  Size: SH
  27. Install the J 41427 using the following procedure:
  28. 26.1. Disconnect the spark plug wires.
    26.2. Remove the distributor cap.
    26.3. Remove the two right rear lower intake manifold bolts.
    26.4. Install the J 41427 marked RIGHT REAR.
    26.5. Install the retaining bolts.

    Tighten
    Tighten the retaining bolts to 15 N·m (11 lb ft).

    Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

    26.6. Remove the air conditioning compressor and the accessory drive bracket. Refer to A/C Compressor Replacement in HVAC.
    26.7. Disconnect the EGR tube from the intake manifold.
    26.8. Remove the two left front lower intake manifold bolts.
    26.9. Install the J 41427 marked LEFT FRONT with the arrow pointing to the front of the engine.
    26.10. Install the retaining bolts

    Tighten
    Tighten the retaining bolts to 15 N·m (11 lb ft).

  29. Remove the transmission to engine bolts. Refer to Transmission Replacement in Automatic Transmission or Manual Transmission.
  30. Remove the engine mounting to frame bolts. Refer to Engine Mount Replacement (Front Bracket) .
  31. Remove the engine.

Installation Procedure

Tools Required

J 41427 Universal Lift Bracket

Important: If you install a new engine, make sure any remaining components, brackets, or accessories are transferred to the new engine.

  1. Install the engine.
  2. Install the engine mounting to frame bolts. Refer to Engine Mount Replacement (Front Bracket) .
  3. Install the transmission to engine bolts. Refer to Transmission Replacement in Automatic Transmission or Manual Transmission.

  4. Object Number: 33636  Size: SH
  5. Remove the J 41427 using the following procedure:
  6. 4.1. Remove the left J 41427 retaining bolts.
    4.2. Remove the J 41427 marked LEFT FRONT.
    4.3. Install the two left front lower intake manifold bolts.
    4.4. Connect the EGR tube to the intake manifold.
    4.5. Install the air conditioning compressor and the accessory drive bracket. Refer to HVAC.
    4.6. Remove the right J 41427 retaining bolts.
    4.7. Remove the J 41427 marked RIGHT REAR.
    4.8. Install the two right rear lower intake manifold bolts.
    4.9. Install the distributor cap.
    4.10. Connect the spark plug wires.
  7. Remove the support from the transmission.
  8. Raise the vehicle.
  9. Connect the transmission. Refer to Transmission Replacement in Automatic Transmission or Manual Transmission.
  10. Install the torque converter bolts through the starter opening. Refer to Transmission Replacement in Automatic Transmission or Manual Transmission.
  11. Install the starter and the starter opening shield. Refer to Starter Replacement in Engine Electrical.
  12. Fill the crankcase.
  13. Lower the vehicle.
  14. Install the exhaust pipes to the manifolds. Refer to Exhaust Pipe Replacement in Exhaust System.
  15. Install the distributor. Refer to Distributor Replacement in Engine Electrical.
  16. Connect the fuel lines from the intake to the rear of the block. Refer to Fuel Hose and Pipes (Engine Fuel Pipes) .
  17. Connect the engine wiring harness to the engine. Refer to Engine Wiring Harness Replacement in Engine Electrical.
  18. Install the generator and bracket. Refer to Generator Replacement in Engine Electrical.
  19. Connect the heater hoses to the engine. Refer to Heater Hose Replacement in HVAC.
  20. Install the power steering pump. Refer to Power Steering Pump Replacement in Power Steering Gear and Pump.
  21. Install the air conditioning compressor and bracket (if used). Refer to A/C Compressor Replacement in HVAC.
  22. Connect the power steering reservoir hose and fill with fluid. Refer to Power Steering Reservoir Hose Replacement in Power Steering Gear and Pump.
  23. Install the radiator. Refer to Radiator Replacement in Cooling and Radiator.
  24. Install the engine cooling fan. Refer to Engine Cooling Fan Replacement in Cooling and Radiator.
  25. Install the air conditioning condenser (if equipped). Refer to A/C Condenser Replacement in HVAC.
  26. Connect the cruise control stepper motor electrical connection (if equipped).
  27. Connect the cruise control cable to the throttle body bracket (if equipped).
  28. Connect the throttle cable to the throttle body bracket.
  29. Install the air cleaner assembly. Refer to Air Cleaner (Assembly) .
  30. Fill the cooling system. Refer to Draining and Filling the Cooling System in Cooling and Radiator.
  31. Connect the negative battery cable.