Mike's Workshop Manuals
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Hummer
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2008
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H3 Base, Standard
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls And Fuel - 3.7L - DTC P0366 To DTC P2444
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DTC P2440
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Conditions for Setting the DTC
Conditions for Setting the DTC
The AIR system does not meet expected pressure conditions.
DTC P2440 sets with in 8 seconds when the above conditions are met.