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Chevrolet
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2006
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Chevy Express G2500, Van Cargo Extended, 6.6 2
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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 - 6.6L (LLY) - DTC P0401 To DTC P268A
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DTC P0406
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DTC Descriptor
DTC Descriptor
DTC P0406
Exhaust Gas Recirculation (EGR) Position Sensor Circuit High Voltage