If something is not quite right it could be due to something unnecessary you're bringing to you swing. When we try new things we can end up adding layer upon layer of bits and pieces that take us further away from our 'natural golf swing'. You could be adding something on top of a faulty movement; if you don't remove the faulty bit first you'll be wasting your time and complicating your technique further.
So when you're next on the range try doing something less instead of adding something new and see if it doesn't help :0)
Also see The Ultimate Golf Fitness Test to appreciate where you may could be over-complicating your te