GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the water pump. Refer to Water Pump Replacement in Engine Cooling.
  2. Remove the thermostat housing. Refer to Engine Coolant Thermostat Replacement in Engine Cooling.
  3. Disconnect the generator wires. Remove the generator support brace. Refer to Engine Electrical.
  4. Remove the air conditioning compressor and brackets. Refer to Heating, Ventilation and Air Conditioning.
  5. Remove the accessory support bracket with the generator and the power steering pump still attached. Refer to Generator Replacement .
  6. Remove the exhaust manifold. Refer to Exhaust Manifold Replacement .
  7. Remove the upper and lower intake manifold. Refer to Intake Manifold Replacement .

  8. Object Number: 3686  Size: SH
  9. Remove the valve rocker arms and pushrods. Refer to Valve Rocker Arm, Push Rod, and Stud Replacement .

  10. Object Number: 2482  Size: SH
  11. Remove the engine lift bracket from the rear of the engine.

  12. Object Number: 1975  Size: SH
  13. Remove the cylinder head. Refer to Cylinder Head Removal .

Installation Procedure


    Object Number: 2481  Size: SH
  1. Install the cylinder head. Refer to Cylinder Head Installation .

  2. Object Number: 2482  Size: SH
  3. Install the engine lift bracket onto the rear of the engine.

  4. Object Number: 3686  Size: SH
  5. Install the valve rocker arms and install the pushrods. Refer to Valve Rocker Arm, Push Rod, and Stud Replacement .
  6. Install the lower and upper intake manifold. Refer to Intake Manifold Replacement .
  7. Install the exhaust manifold. Refer to Exhaust Manifold Replacement .
  8. Connect the exhaust pipe. Refer to Engine Exhaust.
  9. Install the accessory support bracket with the generator and the power steering pump still attached. Refer to Generator Replacement .
  10. Install the air conditioning compressor with the brackets still attached. Refer to Heating, Ventilation and Air Conditioning.
  11. Connect the generator wires. Install the generator support brace. Refer to Engine Electrical.
  12. Install the thermostat housing. Refer to Engine Coolant Thermostat Replacement in Engine Cooling.
  13. Install the water pump. Refer to Water Pump Replacement in Engine Cooling.