go in the regional forums for your area and ask around in there for some reputable shops in the area. i'm sure someone around there would have some info. or see if there is someone on the forums that lives near you and is knowledgable that can meet up and take a look at it with ya.
2013 F150 4x4 SCrew XLT 5.0L
Midwest Crew #22
Official FocusFest Event Planner