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Chevrolet
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2006
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Avalanche 2500
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System - 8.1L - DTC P0506 To DTC U0107
›
DTC P2A01 or P2A04
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DTC Descriptors
DTC Descriptors
This diagnostic procedure supports the following DTCs:
DTC P2A01 HO2S Circuit Bank 1 Sensor 2
DTC P2A04 HO2S Circuit Bank 2 Sensor 2