First, check key fob batteries.
Advance tests them at their display for free.
Second, install a battery cut off switch, so you can stop the battery drain while you track down the battery leak.
My car makes no noise when I lock it at the handle.
https://www.chargerforums.com/forums...d.php?t=382383
It beeps once when I touch the handle to unlock it.
I don't know my settings.
I carry the fob in a pocket.