FixVault
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Pontiac
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1983
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2000 Base, 2D Hatchback, 2.0 P
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Repair and Diagnosis
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Engine Performance
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System
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Air Injection Reactor System
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Trouble Shooting
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Excessive Noise
Excessive Noise
Loose drive belt.
Seized air pump.
Leaking hose or hoses.
Diverter and/or by-pass valve failure.
Loose pump mounting bolts.
Internal pump damage.