How to replace Intake Manifold on 2006 Chevrolet Cobalt ?

Intake Manifold

Removal & Installation

2.0L Engine

1. Before servicing the vehicle, refer to the Precautions Section.
2. Remove the supercharger.
3. Remove the generator.
4. Drain the charged air cooling system.
5. Disconnect the charged air cooling system inlet and outlet hoses.
6. Remove the charged air coolant pump.
7. Remove the cooling fan assembly.
8. Remove the oil level indicator tube bolt.
9. Remove the electrical connector from the intake manifold.
10. Remove the coolant hoses from the intake manifold.
    
    NOTE

    Be sure to remove all fasteners before attempting to remove the intake manifold.
    
    
    
    
    

    

    Fig. Intake manifold-2.0L engine
11. Remove the intake manifold nuts and bolts.
12. Remove the intake manifold.
    
    NOTE

    The intake manifold gasket is reusable. Only replace the gasket if damage has occurred.
13. Remove the intake manifold gasket.

To install:

1. Install the intake manifold gasket.
2. Install the intake manifold.
3. Install the intake manifold nuts and bolts. Tighten the intake manifold nuts and bolts to 89 inch lbs. (10 Nm).
4. Install the coolant hoses to the intake manifold. Tighten the hose clamps to 13 ft. lbs. (17 Nm).
5. Connect the electrical connector to the intake manifold.
6. Install the oil level indicator tube and bolt. Tighten the oil level indicator tube bolt to 89 inch lbs. (10 Nm).
7. Reposition the A/C compressor and install the bolts. Tighten the bolts to 16 ft. lbs. (22 Nm).
8. Install the cooling fan assembly.
9. Install the charged air coolant pump.
10. Install the generator.
11. Connect the charged air cooling system inlet and outlet hoses.
12. Fill the charged air cooling system.
13. Install the supercharger.

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