Circuit/System Testing
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.
- Ignition ON.
- Verify DTC B19F3 is not set.
- If the DTC is set
Test or replace the P25 Content Theft Deterrent Alarm Module.
- Go to next step: If the DTC is not set
- If the DTC is set
- All OK.