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Home >> Hummer >> 2009 >> H2 4D Utility Pickup >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls And Fuel - 6.2L - DTC P0010 To DTC P0232 >> DTC P0191 >> DTC Descriptor

July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

DTC Descriptor

DTC P0191: Fuel Rail Pressure (FRP) Sensor Performance

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