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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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Engine Control System - 8.1L - DTC P0506 To DTC U0107
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DTC P1134 or P1154
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DTC Descriptors
DTC Descriptors
This diagnostic procedure supports the following DTCs:
DTC P1134 HO2S Transition Time Ratio Bank 1 Sensor 1
DTC P1154 HO2S Transition Time Ratio Bank 2 Sensor 1