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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 96 (Fixed & MOVEABLE Window Systems) >> Diagnostic Information and Procedures >> DTC B3822 >> Circuit/System Testing

Circuit/System Testing

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  1. Disconnect the right rear window switch connector and connect a test lamp from the up signal circuit to ground.
  2. Ignition ON, verify that the test lamp illuminates when the right rear up switch on the DDS is activated.
    • If the test lamp does not illuminate test the right rear window up signal circuit for a short to ground. If the circuit tests normal replace the BCM.
  3. If the circuits test normal replace the right rear window switch.
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