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Home >> Hummer >> 2008 >> H3 Base, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (Data Communication System) >> Diagnostic Information and Procedures >> DTC B1001 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2008 Chevrolet Malibu Classic. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify DTC B1001 is not set.
    • If the DTC is set, program the control module.
  2. With a scan tool, clear the DTCs.
  3. Ignition OFF, remove the scan tool, open and close the drivers door.
  4. Wait 60 seconds, then verify DTC B1001 is not set.
    • If DTC B1001 is set, replace the control module.
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