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Chevrolet
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2004
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Optra Base, Automatic
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - 1.4L DOHC - DTC P1402 To DTC P1661
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DTC P1512
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DTC Descriptor
DTC Descriptor
This diagnostic procedure supports the following DTC:
DTC P1512 Idle Speed Control (ISC) System