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Chevrolet
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2006
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Impala SS
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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 - 5.3L - DTC P0136 To DTC P0446
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DTC P0171
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Conditions for Setting the DTC
Conditions for Setting the DTC
The long term fuel trim cell value is above 24 percent.
The above condition is present for approximately 3 minutes after the Conditions for Running the DTC have been met.