Not sure whats goin on. but im throing a abs light and a prking brake light only when i lug it down in 4 th gear and it has a shutter to like its gettin over fueled or tanny is slipping not sure what is happening . thats the only time it happens . then the two lights stay on for bout 15 min then resets i guess. has anyone ever hs this issue. its only when i have my smarty on.thats all im running right now nothin else. please help