Well I found that the system does work, but doesn’t.
As many times as a car slammed on brakes or cut in front of me during normal driving the system did not engage, till last night while using the Adaptive Cruise Control w Active Driving Assist Engaged. That is when someone quickly entered the space between me and the car in front and the system altered and braked disengaging the ACC & ADA.
@JeepCares can you chime in here with what Jeep is doing to research the problem.
I wonder what a brand new ‘22 Grand Cherokee L Overland will bring on a trade