I have an 04' Dually /LLY. I was just on a trip cruising at 70mph with the cruise control on towing a 53ft trailer that weighed 12500lbs and started to cilmb a hill. The truck down shifted and started to pull and I heard a pop and looked in my rear view mirror and saw alot of smoke. I pulled to the side of the road and shut it down. I thought I lost an injector. Finally got towed to a dealer in Weatherford, Ok. So much for the 100, 000 mile warranty! I am currently fighting with the factory rep for that area. His name is (Matt Booth... read full review »