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Home >> Buick >> 2005 >> LeSabre Custom, 4T65E/MN3 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls (DTC P1660 To DTC P2401) >> Diagnostic Information & Procedures >> DTC P2401 >> DTC Descriptor

DTC Descriptor

This diagnostic procedure supports the following DTC:

DTC P2401 HO2S Performance Bank 1 Sensor 2

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