Originally Posted by hull_viper2

I too had this happen. It occured while I was pulling a trailer with a 5k load. It only happened when I was going up hill. I think (key word....think) it was because I had the speed control set at 85 and the fact of going up hill, it overloaded the turbo. My brother told me when I bought mine to never let the turbo gauge go past the halfway mark when towing. I was at 3/4s or higher when this happened to me. Otherwise, I have never had it happen. I am no expert on this so dont quote me.