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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 79 (Supplemental Inflatable Restraint System) >> Diagnostic Information and Procedures >> DTC B1001 (ROS) >> Circuit/System Testing

Circuit/System Testing

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2007 GMC Yukon XL, 2007 GMC Yukon, 2007 Chevrolet Tahoe, 2007 Chevrolet Suburban, and 2007 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON, use the scan tool to request ROS DTC. Verify that DTC B1001 is set as current.
    • If DTC B1001 is history, clear codes and recheck.
  2. After clearing codes, if DTC B1001 is current, with the scan tool perform the Setup New ROS procedure for the ROS.
  3. Ignition ON, use the scan tool to clear the DTC. Verify that DTC B1001 is cleared.
    • If DTC B1001 is still current, replace the ROS and with the scan tool perform the Setup New ROS procedure for the ROS.
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