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Chevrolet
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2006
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SSR Standard
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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 - 6.0L - DTC P0136 To DTC P0446
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DTC P0326
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Conditions for Setting the DTC
Conditions for Setting the DTC
The KS signal indicates an engine knock is present.
The ECM commanded spark retard at a given engine speed and load is more than the calibrated value.