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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 506 (Automatic Transmission - 6L80/6L90 - Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P0989 or P0990 >> DTC Descriptors

DTC Descriptors

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DTC P0989

Transmission Fluid Pressure (TFP) Switch 5 Circuit Low Voltage

DTC P0990

Transmission Fluid Pressure (TFP) Switch 5 Circuit High Voltage

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