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Home >> Buick >> 2006 >> Allure CX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 3.8L - DTC P2125 To DTC U0107 >> DTC P2A00 >> DTC Descriptor

DTC Descriptor

This diagnostic procedure supports the following DTC:

DTC P2A00 HO2S Circuit Closed Loop (CL) Performance Bank 1 Sensor 1