Gsxr.stunts505

When the bike warms up the idle goes crazy,,, up,,, down,,, up,,, down,,, never stays the same. Also when I crank the throttle and release bike wants to stall can't wheelie now because bike wants to slam me down almost mouse trapped twice.. So please any advice would help... changed plugs checked for vac leaks I'm new to the site I can post a video when I find out how to