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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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Engine Performance
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Testing & Diagnosis
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Engine Controls And Fuel - 6.2L - DTC P0010 To DTC P0232
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DTC P0102 or P0103
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Conditions for Setting the DTC
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P0103
Conditions for Setting the DTC: P0103
The ECM detects that the MAF Sensor parameter is more than 14,500 Hz for greater than 5 seconds.