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Hummer
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2008
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H2 4D Utility Wagon
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Repair and Diagnosis
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Electrical
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Gauges
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Displays And Gages
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Diagnostic Information and Procedures
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Hourmeter Inaccurate or Inoperative
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Circuit/System Testing
Circuit/System Testing
With the engine running, verify that the time on the hourmeter increments properly.
If the time does not increment properly, replace the IPC.