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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 206 (Power Seat System) >> Diagnostic Information and Procedures >> Power Folding Seat Inoperative >> Circuit/System Testing >> Power Rear Folding Seats Inoperative

Power Rear Folding Seats Inoperative

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  1. Disconnect the harness connector at either one of the folding seat motors.
  2. Verify that a test lamp illuminates between the B+ circuit terminal A and ground.
    • If the test lamp does not illuminate, test the B+ circuit for a short to ground or an open/high resistance.
  3. Ignition OFF, disconnect the X2 harness connector at the left instrument panel (I/P) junction block.
  4. Ignition ON, verify that a test lamp illuminates between the B+ circuit terminal E2 and ground.
    • If the test lamp does not illuminate, test the B+ circuit for a short to ground or an open/high resistance. If the circuit tests normal and the EAP fuse #73 is open, test the B+ circuits terminal 1 X8 and terminal 4 X12 for a short to ground.
  5. With the transmission in the PARK position, verify that a test lamp does not illuminate between the control circuit terminal E3 and ground.
    • If the test lamp illuminates, test the control circuit for a short to voltage. If the circuit tests normal, refer to the BCM.
  6. Ignition OFF, connect the X2 harness connector at the left I/P junction block. and disconnect the harness connector at the front folding seat switch.
  7. Ignition ON, verify that a test lamp illuminates between the B+ circuit terminal 1 and ground.
    • If the test lamp does not illuminate, test the B+ circuit for an open/high resistance. If the circuit tests normal, replace the left I/P junction Block.
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