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Circuit/System Verification

WARNING: This page is about a different car, the 2008 Chevrolet Impala. However, it is still accessible from the selected car via links, so may be relevant.
  1. Program or configure the module or related module that set DTC B1001. Refer to Control Module References for the specific instructions.
    • If the module will not configure, replace the module that set the DTC.
  2. With a scan tool, clear the DTC.
  3. Ignition OFF, remove the scan tool, open and close the drivers door.
  4. Wait 60 seconds, then recheck for DTCs.
    • If DTC B1001 returns, replace the module.
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