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Buick
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1999
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Riviera V6-3.8L SC VIN 1
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Repair and Diagnosis
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Powertrain Management
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Fuel Delivery and Air Induction
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Supercharger
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Description and Operation
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Boost Control System Description
Boost Control System Description
The boost control system regulates induction boost pressure during rapid deceleration, under very high engine load situations, and anytime reverse gear is selected.