Just had this done last week. They’re definitely isn’t a parts shortage on these harnesses. Your dealership must be doing something wrong or doesn’t want to do it lol.
Have this issue myself on my early model 2023, and just picked up my car on Friday where they fixed this, the bumper/headlight issue on the early cars, and replaced my shift knob that was peeling all over.
They weren’t sure about the trunk hatch, but replaced the trunk latch mechanism. I...