Visual/Physical Inspection

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.

Inspect for aftermarket devices which may affect the operation of the system.
Inspect the easily accessible or visible system components for obvious damage or conditions which may cause the symptom.
This system can use various sensors that need to be clean in order to function properly. Make sure to check the parking assist sensors and ensure they are clean, installed correctly, undamaged, and free of any obstructions.