GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Tools Required
J 41427 Engine Lift Brackets

  1. Disconnect the battery negative cable. Refer to Battery Cable in Engine Electrical.
  2. Remove the hood. Refer to Hood Replacement .
  3. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement in Engine Controls.
  4. Drain the engine coolant. Refer to Cooling System Draining and Filling .
  5. Remove the following coolant hoses:
  6. • Remove the upper inlet radiator hose. Refer to Radiator Hose Replacement in Engine Cooling.
    • Remove the lower outlet radiator hose. Refer to Radiator Hose Replacement in Engine Cooling.
    • Remove both heater hoses. Refer to Heater Hoses Replacement .
  7. Remove the upper radiator shroud. Refer to Fan Shroud Replacement in Engine Cooling.
  8. Remove the drive belt. Refer to Drive Belt Replacement .
  9. Caution: In order to avoid possible injury or vehicle damage, always replace the accelerator control cable with a NEW cable whenever you remove the engine from the vehicle.

    In order to avoid cruise control cable damage, position the cable out of the way while you remove or install the engine. Do not pry or lean against the cruise control cable and do not kink the cable. You must replace a damaged cable.

  10. Disconnect the accelerator control cable and the cruise control cable, if equipped.
  11. Refer to Accelerator Controls Cable Replacement in Engine Controls.

  12. Remove the engine cooling fan. Refer to Fan Clutch Replacement .
  13. Important: It is not necessary to discharge the A/C refrigerant.

  14. Remove the air conditioning compressor, if equipped, and set it aside. Refer to Air Conditioning Compressor Replacement in HVAC.
  15. Remove AIR bypass hose assembly, if so equiped. Refer to Secondary Air Injection Check Valve and Check Valve Pipe Replacement .
  16. Remove the power steering pump pulley. Refer to Power Steering Pump Replacement .

  17. Object Number: 188295  Size: SH
  18. Remove the power steering pump mounting bracket using the following procedure:
  19. • Disconnect the electrical connector from the power steering pump.
    • Remove the nuts holding the power steering pump to the engine.
    • Remove the power steering pump mounting bracket bolts and the nut.
    • Slide the power steering pump mounting bracket forward with the power steering pump still attached.
    • Remove the stud from the cylinder head.
    • Set the power steering pump and the mounting bracket aside.
    • Remove the starter motor. Refer to Starter Motor Replacement .
    • Remove the starter opening cover.
    • Disconnect the electrical connectors on the top of the engine.
    • Disconnect the positive battery cable at the generator.
    • Remove the torque converter to flywheel bolts. Refer to Transmission Replacement in automatic transmission, transaxle.
    • Disconnect the transmission cooler pipe bracket from the right side of the oil pan. Refer to Oil Cooler Hose/Pipe Replacement in automatic transmission, transaxle.
    • Remove the exhaust pipe from the exhaust manifolds. Refer to Exhaust Manifold Pipe Replacement in Engine Exhaust.
    • Support the transmission with a suitable strap.
    • Remove the engine oil cooler pipes, if equipped. Refer to Engine Oil Cooler Hose/Pipe Replacement .

    Object Number: 4564  Size: SH
  20. Remove both engine mount through-bolts.
  21. Remove seven transmission to engine bolts including the brackets.
  22. Lower the vehicle.
  23. Disconnect the remaining electrical connectors.
  24. Remove the distributor cap. Refer to Distributor Replacement .
  25. Remove the engine harness support.
  26. Disconnect the fuel pipes. Refer to Fuel Hose/Pipes Assembly Replacement in Engine Controls.
  27. Remove two transmission to engine bolts at the rear top of the engine.
  28. Remove the EGR pipe. Refer to Secondary Air Injection Check Valve and Check Valve Pipe Replacement in Engine Controls.

  29. Object Number: 66496  Size: SH

    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.

  30. Attach the J 41427 to the left front and right rear intake manifold mounting bolts, using the following procedure:
  31. • Remove the right rear lower intake manifold bolts. Refer to Intake Manifold Replacement .
    • Install the J 41427 marked RIGHT REAR.
    • Install the retaining bolts.

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

    • Remove the left front lower intake manifold bolts.
    • Install the J 41427 marked LEFT FRONT with the arrow pointing to the front of the engine.
    • Install the retaining bolts.

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

  32. Attach a suitable lifting device to the lift brackets.
  33. Remove the engine.

Installation Procedure

Tools Required
J 41427 Engine Lift Brackets


    Object Number: 66496  Size: SH
  1. Install the engine in the vehicle.
  2. Install two top transmission to engine bolts, including the brackets and clips.
  3. Remove the J 41427 and the lifting device.
  4. Apply thread lock GM P/N 12345382 or equivalent to the threads of the lower intake manifold bolts.
  5. 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.

  6. Reinstall the intake manifold bolts.
  7. Tighten

    1. Tighten the bolts on the first pass to 3 N·m (27 lb in).
    2. Tighten the bolts on the second pass to 12 N·m (106 lb in).
    3. Tighten the bolts on the third pass to 15 N·m (11 lb ft).
  8. Install the EGR valve inlet pipe. Refer to Secondary Air Injection Check Valve and Check Valve Pipe Replacement in Engine Controls.
  9. Connect the fuel pipes. Refer to Fuel Hose/Pipes Assembly Replacement in Engine Controls.
  10. Install the engine harness support.
  11. Install the distributor cap. Refer to Distributor Replacement .
  12. Install the AIR bypass hose assembly, if equiped. Refer to Secondary Air Injection Check Valve and Check Valve Pipe Replacement .
  13. Connect the engine harness.
  14. Install the remaining seven transmission to engine bolts.
  15. Tighten
    Tighten the bolts to 100 N·m (74 lb ft).


    Object Number: 4564  Size: SH
  16. Install both engine mount through-bolts, if equipped. Refer to Engine Mount Replacement .
  17. Install the oil cooler pipes, if equipped.
  18. Remove the transmission support strap.
  19. Install the exhaust pipe to the exhaust manifolds. Refer to Exhaust Manifold Pipe Replacement in Engine Exhaust.
  20. Install the transmission cooler pipe bracket to the right side of the oil pan, if equipped. Refer to Engine Oil Cooler Hose/Pipe Replacement .
  21. Install three torque convertor to engine flywheel bolts, if equipped.
  22. Tighten
    Tighten the bolts to 75 N·m (55 lb ft).

  23. Install the starter opening shield.
  24. Install the starter motor. Refer to Starter Motor Replacement .
  25. Connect the positive battery cable at the generator.
  26. Tighten
    Tighten the nut to 20 N·m (15 lb in).

  27. Connect the engine harness to the top of the engine.

  28. Object Number: 188295  Size: SH
  29. Install the power steering pump mounting bracket using the following procedure:
  30. • Loosely assemble the mounting bracket over the stud.
    • Install a nut to the stud finger tight.
    • Install the three bolts finger tight.
    • Install the two nuts to the power steering pump finger tight.

    Tighten
    Tighten the nuts and bolts to 41 N·m (30 lb ft).

    • Install the air conditioning (A/C) compressor, if equipped. Refer to Air Conditioning Compressor Replacement .
    • Connect the electrical connector to the power steering pump.

    Object Number: 188373  Size: SH
  31. Use the J 25033-C in order to install the power steering pump pulley. Refer to Power Steering Pump Replacement .
  32. Install the engine cooling fan. Refer to Fan Clutch Replacement in Engine Cooling.
  33. Install the drive belt. Refer to Drive Belt Replacement .
  34. Caution: In order to avoid possible injury or vehicle damage, always replace the accelerator control cable with a NEW cable whenever you remove the engine from the vehicle.

    In order to avoid cruise control cable damage, position the cable out of the way while you remove or install the engine. Do not pry or lean against the cruise control cable and do not kink the cable. You must replace a damaged cable.

  35. Connect the NEW accelerator control cable and the cruise control cable, if equipped. Refer to Accelerator Controls Cable Replacement in Engine Controls.
  36. Install the air cleaner assembly. Refer to Air Cleaner Assembly Replacement in Engine Controls.
  37. Install the upper radiator shroud. Refer to Fan Shroud Replacement in Engine Cooling.
  38. Install the following coolant hoses:
  39. • The upper inlet radiator hose. Refer to Radiator Hose Replacement in Engine Cooling.
    • The lower outlet radiator hose. Refer to Radiator Hose Replacement in Engine Cooling.
    • Both heater hoses. Refer to Heater Hoses Replacement .
  40. Fill the cooling system with coolant. Refer to Cooling System Draining and Filling in Engine Cooling.
  41. Install the hood. Refer to Hood Replacement .
  42. Connect the battery negative cable. Refer to Battery Cable in Engine Electrical.
  43. Before starting a new engine, or one that has been repaired. Refer toEngine Set-Up and Testing .