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 engine cover. Refer to Engine Cover Replacement in Interior Trim.
  4. Remove the engine coolant reservoir. Refer to Coolant Reservoir Replacement in Engine Cooling.
  5. Remove the air cleaner assembly and duct. Refer to Air Cleaner (Assembly) .
  6. Remove the grill assembly. Refer to Grill Replacement in Sheet Metal.
  7. Remove the radiator support assembly. Refer to Radiator Support Replacement in Sheet Metal.
  8. The radiator support assembly will include:
  9. • Two ground straps
    • Headlight assemblies
    • Radiator
    • A/C condenser (if equipped). Evacuate the A/C system. Refer to Heater, Ventilation, and Air Conditioning.
  10. Remove the front bumper. Refer to Front Bumper Replacement in Frame and Bumpers.
  11. Remove the engine cooling fan. Refer to Engine Cooling Fan Replacement in Cooling and Radiator.
  12. Remove the heater hoses at the engine.
  13. Remove the engine wiring harness and connectors.
  14. Remove the accelerator and cruise control cables (if equipped). Refer to Accelerator Controls (Cable) in Engine Controls.
  15. Remove the A/C compressor and bracket (if used). Refer to Heater, Ventilation, and Air Conditioning.
  16. Remove the generator and bracket. Refer to Charging System.
  17. Remove the intake manifold. Refer to Intake Manifold Replacement .
  18. Remove the fuel lines and the bracket at the rear of the engine.
  19. Remove the transmission oil level indicator tube.
  20. Remove the transmission shift cable connector.
  21. • Raise the vehicle
    • Drain the crankcase
  22. Remove the exhaust pipes from the manifolds. Refer to Exhaust Pipe Replacement in Exhaust System.
  23. Remove the starter. Refer to Starter Replacement in Engine Electrical.
  24. Remove the starter opening shield.
  25. Remove the torque converter from the flywheel.
  26. Remove the transmission oil cooler lines from the transmission.
  27. Remove the transmission to engine bolts.
  28. Lower the vehicle.

  29. Object Number: 33636  Size: SH
  30. Install the J 41427 using the following procedure:
  31. 27.1. Disconnect the spark plug wires. Refer to Spark Plug Wiring and Boots in Ignition System.
    27.2. Remove the distributor cap. Refer to Distributor Disassembly in Distributor.
    27.3. Remove the two right rear lower intake manifold bolts.
    27.4. Install the J 41427 marked RIGHT REAR.
    27.5. 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.

    27.6. Remove the air conditioning compressor and the accessory drive bracket. Refer to A/C Compressor Replacement in Heater, Ventilation, and Air Conditioning.
    27.7. Disconnect the EGR tube from the intake manifold.
    27.8. Remove the two left front lower intake manifold bolts.
    27.9. Install the J 41427 marked LEFT FRONT with the arrow pointing to the front of the engine.
    27.10. Install the retaining bolts

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

  32. Remove the engine mounting through bolts.
  33. Remove the mounts from the engine and the frame. Refer to Engine Mount Replacement .
  34. Remove the engine from the vehicle.

Installation Procedure

  1. Install the engine into the vehicle.
  2. Install the engine mounts to frame bolts. Refer to Engine Mount Replacement .
  3. Install the engine mount through bolts and nuts. Refer to Engine Mount Replacement .

  4. Object Number: 33636  Size: SH
  5. Install the transmission bolts to the engine.
  6. • Remove the J 41427 from the engine.
    • Raise the vehicle.
  7. Install the torque converter to the flywheel bolts.
  8. Install the starter opening shield.
  9. Install the starter. Refer to Cranking System.
  10. Install the engine oil cooler lines to retainers.
  11. Install the transmission oil cooler lines to retainers.
  12. Install the exhaust pipes to the exhaust manifold. Refer to Exhaust System.
  13. Install the intake manifold. Refer to Intake Manifold Replacement .
  14. Install the fuel lines from the rear bracket to the intake manifold.
  15. Install the generator and bracket.
  16. Install the air conditioning compressor and bracket (if used). Refer to A/C Compressor Replacement in Heater, Ventilation, and Air Conditioning.
  17. Install the accelerator and cruise control cables (if equipped). Refer to Accelerator Controls (Cable) in Engine Controls.
  18. Connect the heater hoses to the engine. Refer to Heater Hose Replacement in Heater, Ventilation, and Air Conditioning.
  19. Connect the transmission shift cable connector.
  20. Install the transmission oil level indicator tube.
  21. Connect the engine wiring harness connectors.
  22. Install the engine cooling fan. Refer to Engine Cooling Fan Replacement in Cooling and Radiator.
  23. Install the radiator support assembly. Refer to Radiator Support Replacement Sheet Metal.
  24. The radiator support assembly will include:
  25. • Two ground straps
    • Headlight assemblies
    • Radiator
    • A/C condenser (if equipped)
  26. Install the grill assembly. Refer to Grill Assembly Replacement in Sheet Metal.
  27. Install the coolant reservoir. Refer to Coolant Reservoir Replacement in Engine Cooling.
  28. Install the front bumper. Refer to Front Bumper Replacement in Frame and Bumpers.
  29. Install the air cleaner assembly and duct. Refer to Air Cleaner (Air Intake Duct) in Engine Controls.
  30. Install the engine cover. Refer to Engine Cover Replacement in Interior Trim.
  31. Install the negative battery cable.
  32. • Fill the engine with the proper quantity and grade of engine oil. Refer to Maintenance and Lubrication.
    • Fill the cooling system. Refer to Draining and Filling the Cooling System in Cooling and Radiator. Refer to Cooling and Radiator.