03 1500 4 tec oil sensor?

[03gtx1500sc]

hi I just bought this 03 gtx 1500 4 tec and after 10 minutes of riding, i got the beeping, and oil came across the dash, after i shut it off it would say sensor! how many sensors do i need to look for anybody have a idea which one would cause that. after starting it again it would run but then later would trip oil. i even checked the oil, it was full, and clean!!
need help!!!!!! thanks!!!!!!!!!!!