hood flutter

I see many past questions about hood flutter and I have had my 2019 RTL E back for a supposed fix but I don't see much if any improvement. I really like my truck and have had it since new a year ago. But I've also never had a vehicle with this kind of movement to the hood. A semi coming at me...

Is anyone else experiencing significant hood movement at highway speeds? Our BE has the hood air deflector (dealer installed and it's the regular - not low profile). We've noticed that above 60 mph the hood will tend to lift. We've been on a road trip from Florida to Colorado and back and...