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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> Restraints >> Seat Belts >> Diagnostic Information and Procedures >> Seat Belt Indicator Circuit Malfunction - Driver >> Circuit/System Verification

Circuit/System Verification

  1. Ignition ON, with a scan tool perform the IPC Display Test and verify the driver seat belt indicator is illuminated for 5 seconds.
    • If the indicator does not illuminate, replace the IPC.
  2. Monitor the SDM Driver Seat Belt Switch parameter while connecting and disconnecting the seat belt. The parameter should display Buckled and Unbuckled when changing seat belt states.
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