All you need for attaching a brake controller to your 2022 Hyundai Palisade is the receiving-end setup.
For that setup, you need to have a 4-way and a 7-way wiring harness in order to use a brake controller. If you do not have the 4-way installed already, I recommend the Curt T-Connector Vehicle Wiring Harness # CU94FR. The T-Connector includes a powered converter to ensure that your vehicle's wiring matches that of your trailer. Once you install the 4-way (or if you already have one),... view full answer...