Easy answer, look it up on YouTube then decide, watching a video is free. Is it just a few bolts holding it on? Could you replace a starter motor on a car? That's to gauge your handiness level.
My tip is to take a lot of pics first, then a few along the way. Feel free to video yourself with your phone if there's a tricky part.
Take a look at the switch, once you look at it you'll probably see that you can do it.