concern?

Lately once parked I have noticed this sound happening that you hear in the video. Its not there on start-up, but will notice it after my commute to or from work. Not sure what to check or what the cause might be. Currently have 72k miles on it

So after installing the Tazer mini, after putting on 37’s, & doing the Rubi high line fender add on and putting the Quake LED slim chop kit…this is now occurring…but ONLY upon just starting the Jeep… I’m getting a “Service ETC” briefly, and I mean BRIEFLY. basically after I start the Jeep, and...