Operation CHARM
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Buick
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1983
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Century L4-151 2.5L
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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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Description and Operation
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Fuel Supply
Fuel Supply
An electric fuel pump--located in the
fuel tank
and controlled by the
fuel pump relay
--pumps fuel through an in-line filter to the
throttle body injector
.