Circuit/System Verification
WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
- Vehicle in Service Mode.
- Verify the P12A Horn - High Note and P12B Horn-Low Note turn On and Off when pressing the S33 Steering Wheel Horn Contact.
- If the P12A Horn - High Note and P12B Horn-Low Note does not turn On and Off
Refer to Circuit/System Testing.
- Go to next step: If the P12A Horn - High Note and P12B Horn-Low Note turn On and Off
- If the P12A Horn - High Note and P12B Horn-Low Note does not turn On and Off
- A fault is not currently present and may be an intermittent condition