Engine Light On on 2007 Ford E-150

Engine stumbles going uphill at times, hesitates at other times on flat road. Hesitates on acceleration from stop. engine light starts flashing and the front end starts shaking then it stops for a while and does it again real sluggish during this time.
If anyone know how to fix this problem, please email me at

Asked by for the 2007 Ford E-150
Engine misfire get scan test to check cyl. contribution. That will tell which cylinder(s) are giving trouble.