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Chevrolet
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2006
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Optra 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 - 1.4L DOHC
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Diagnostic Information and Procedures
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DTC P0628 or P0629
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DTC Descriptors
DTC Descriptors
DTC P0628
Fuel Pump Relay Control Circuit Low Voltage
DTC P0629
Fuel Pump Relay Control Circuit High Voltage