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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 321 (Battery, Charging System And Starting System) >> Diagnostic Information and Procedures >> DTC P3052, P3054, or P3056: DC/DC Converter Actuator >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.

P3052 

The ECM detects the DC/DC converter actuator voltage 1 is less than 1 V.

P3054 

The ECM detects the DC/DC converter actuator voltage 1 is greater than 28 V.

P3056 

The ECM detects the difference between the ECM IGN voltage and DC/DC converter output is greater than or equal to 1 V.

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