So cool that we have C-HR owners from different parts of the world! Hope you will some interesting information on this forum!
What is "rattle issues" about?
First rattle was at the bottom the A-pillar at driver's side. Maybe the guy who installed alarm system screwed it up. But they fixed it.
Second rattle issue i mentioned before, was coming from rear cabin every time i was going over a pot hole. I say "was" because i just found out what was causing this. Two plastic clips which supposed to hold tight the rear bumper were loose af.
I put one diy foam washer in each click between metal base and bumper and the rattle/noise is past