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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 206 (Power Seat System) >> Diagnostic Information and Procedures >> DTC B3920 or B3921 >> Conditions for Setting the DTC >> B3920 02

B3920 02

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The voltage on any power rail 1 motor control circuit is below 1.47 volts for 100 ms.

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