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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 13 (Supplemental Inflatable Restraints) >> Diagnostic Information and Procedures >> DTC B1001 >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition ON, use the scan tool to request SIR DTCs. Verify that DTC B1001 is set as current.
    • If DTC B1001 is history, clear codes and recheck.
  2. Using the scan tool check the PCM is programmed with the VIN. Verify that the PCM is programmed with the correct VIN number with the vehicle VIN plate.
    • If the PCM has the wrong VIN number, refer to PCM in Repair Instructions for programming.
  3. Using the scan tool perform the Setup SDM Part Number into BCM procedure. Refer to SDM in Repairs Instructions for programming.
  4. If the SDM was replaced, reprogram the theft deterrent system. Refer to Programming Theft Deterrent System Components .
  5. Ignition ON use the scan tool to clear the DTCs. Verify that DTC B1001 is cleared.
    • If DTC B1001 was current replace the SDM.
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