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.
- 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
- If DTC B19DA is set
- A fault is currently not present and may be an intermittent condition.