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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - 6L50/6L80/6L90 - DTC P0973 To DTC P2764 >> DTC P1831 or P1832 >> Circuit/System Testing

Circuit/System Testing

  1. Clear the DTC and operate the vehicle under the conditions for running and setting the DTC.
  2. Observe the High Side Driver CKT Status parameter. The parameter should display OK.
    • If the parameter displays Open, Short to Ground, Short to Voltage, or the DTC resets, replace the control solenoid (w/body and TCM) valve assembly. Refer to Control Module References for replacement, setup, and programming.
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