Monte Carlo V6-3.8L SC VIN 1 (2004)
14. Remove the upper intake manifold bolts and stud.
15. Clean the upper intake manifold bolt threads.
16. Remove the upper intake manifold by lifting the back of the intake and sliding the manifold forward from the throttle body support bracket.
17. Remove the upper-to-lower intake manifold carrier gasket from the upper intake manifold.
18. If the upper intake manifold is being replaced, remove the following:
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Throttle body assembly.
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Manifold absolute pressure (MAP) sensor.
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Positive crankcase ventilation (PCV) valve.
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Vacuum source manifold.
Installation Procedure
1. If the manifold was replaced install the following:
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Vacuum source manifold.
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Positive crankcase ventilation (PCV) valve.
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Manifold absolute pressure (MAP) sensor.
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Throttle body assembly.