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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 456 (Fixed And MOVEABLE Windows) >> Diagnostic Information and Procedures >> DTC B3205 >> Circuit/System Description

Circuit/System Description

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The driver door lock/window switch and passenger door lock/window switch control the power window functions through the power window motor up and down control circuits. The door switches monitor the control circuits for fault conditions when up or down operation is requested prior to activating the function and during operation.