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Home >> Chevrolet >> 2004 >> Optra Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 1.4L DOHC - DTC P0336 To DTC P1385 >> DTC P0420 >> DTC Descriptor
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DTC Descriptor

This diagnostic procedure supports the following DTC:

DTC P0420 Catalyst System Low Efficiency

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