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Home >> Cadillac >> 2012 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 1219 (Data Communication System) >> Diagnostic Information and Procedures >> DTC B1001 >> Circuit/System Verification
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Circuit/System Verification

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  1. Program or configure the module or related module that set DTC B1001. The module should successfully configure.
    • 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. DTC B1001 should not set.
    • If DTC B1001 sets, replace the module.
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