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Home >> Chevrolet >> 2005 >> Venture LS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 3.4L DTC P0140 To P0443 >> DTC Tests >> DTC P0401 >> Conditions for Setting the DTC

Conditions for Setting the DTC

The MAP changes monitored by the PCM during the EGR flow tests indicate an insufficient amount of EGR flow.

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