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Circuit/System Verification

WARNING: This page is about a different car, the 2020 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
  1. Verify DTC B19DA is not set.
    • If DTC B19DA is set 

      Test or replace the K73 Telematic Control Module

    • Go to next step: If DTC B19DA is not set 
  2. A fault is currently not present and may be an intermittent condition.
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