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Home >> Cadillac >> 2006 >> DTS 4.6 9 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 4.6L - DTC P0016 To P0401 >> DTC P0401 >> DTC Descriptor

DTC Descriptor

This diagnostic procedure supports the following DTC:

DTC P0401 Exhaust Gas Recirculation (EGR) Flow Insufficient