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Home >> Chevrolet >> 2006 >> Impala LTZ >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 3.9L - DTC P0010 To DTC P0420 >> DTC P0133, P1133, or P2A00 >> DTC Descriptor
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DTC Descriptor

DTC P0133

HO2S Slow Response Bank 1 Sensor 1

DTC P1133

HO2S Insufficient Switching Bank 1 Sensor 1

DTC P2A00

HO2S Circuit Closed Loop (CL) Performance Bank 1 Sensor 1

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