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Home >> Hummer >> 2009 >> H2 4D Utility Pickup >> Repair and Diagnosis >> Body & Frame >> Seats >> Power Seat System >> Diagnostic Information and Procedures >> Power Seat Inoperative (With Memory A45) >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON, observe the scan tool Driver Position Module seat switch parameters while pressing the appropriate seat switch. The reading should change between Inactive and Active.
    • If the reading does not change between the specified values, refer to the Seat Adjuster Switch Circuit Test below.
  2. If all seat switch inputs to the MSM function normal, refer to the appropriate test listed below:
    • Seat Motor Control Circuit Test
    • Recline Motor Control Circuit Test
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