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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 452 (Instrument Panel System Displays And Gauges) >> Diagnostic Information and Procedures >> Driver Efficiency Gauge Inaccurate or Inoperative >> Circuit/System Verification

Circuit/System Verification

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Ignition ON, perform the driver efficiency gauge sweep test with the scan tool. Verify that the driver efficiency gauge sweeps from its low to high position.

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