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Home >> Chevrolet >> 2012 >> Traverse LS, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 409 (Immobilizer System) >> Diagnostic Information and Procedures >> DTC B0996: Vehicle Electronic Control Unit (ECU) VIN Check Error >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
  1. With a scan tool, verify that any module which stores the vehicle VIN matches the actual vehicle VIN:
    • If any modules stored VIN does not match the actual VIN, perform the setup procedure for that module. If the stored VIN does not match after setup, replace the module.
  2. If all modules VIN match, replace the TDM.
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