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Buick
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1998
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Regal V6-3.8L SC VIN 1
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Service and Repair
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Engine Overhaul (Unit Repair)
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Repair Instructions
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Intake Manifold Clean and Inspect (Upper)
Intake Manifold Clean and Inspect (Upper)
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Clean the upper intake manifold,mating surfaces.
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Clean the upper intake manifold.
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Inspect the upper intake manifold for damage.
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Replace the upper intake manifold as necessary.