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2000
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Metro L3-061 1.0L VIN 6 TBI
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Repair and Diagnosis
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Powertrain Management
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Emission Control Systems
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Description and Operation
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Crankcase Ventilation System Description
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Operation
Operation
The primary control of engine crankcase blowby gas is the PCV valve. The PCV valve meters the flow of blowby gas according to the manifold vacuum signal.