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Chevrolet
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1985
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Corvette Standard
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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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Exhaust Backfire
Exhaust Backfire
Engine not tuned to specifications.
Engine vacuum leaks.
Faulty diverter valve or check valve.
Electric air switching valve or air control valve not switching air pump discharge to air cleaner on start or quick deceleration.