Mike's Workshop Manuals
: Service manuals for every vehicle
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Chevrolet
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1983
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Chevette Base, 2D Hatchback, 1.8 D, 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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Poor Gas Mileage
Poor Gas Mileage
Air pump output not shifting to catalytic converter upon signal from TVS.
Faulty electrical and/or vacuum circuits.