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Chevrolet
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2007
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Optra5 LS, Standard
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls And Fuel - 1.6L (L91)
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Diagnostic Information and Procedures
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DTC P1230 or P1231
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DTC Descriptors
DTC Descriptors
DTC P1230
Fuel Pump Relay Control Circuit Low Voltage
DTC P1231
Fuel Pump Relay Control Circuit High Voltage