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Home >> Chevrolet >> 2006 >> Optra LS, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 1.6L (L91) >> Diagnostic Information and Procedures >> DTC P0132 or P0138 >> DTC Descriptor

DTC Descriptor

DTC P0132: HO2S Circuit High Voltage Sensor 1
DTC P0138: HO2S Circuit High Voltage Sensor 2

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