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Home >> Buick >> 2006 >> Lucerne CXS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 4.6L - DTC P0403 To DTC P1381 >> DTC P0406 >> DTC Descriptor

DTC Descriptor

This diagnostic procedure supports the following DTC:

DTC P0406 Exhaust Gas Recirculation (EGR) Position Sensor Circuit High Voltage

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