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Home >> GMC >> 1983 >> Forward Control 4.8 T, Automatic, 475/M40 >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Catalytic Converter >> Service >> Maintenance
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Catalytic Converter: Service: Maintenance

There is no scheduled maintenance required for catalytic converters. However, on vehicles with bead-type converters, bead removal and replacement is possible.