2020 Ford F-450 Vehicle speed control Problems

“My horn started going off continuously, I got messages on my digital dash system, saying that my lane assist had a fault, my adaptive speed control was faulty, and other system. Safety features were inactive. Ford has an issue, and they acknowledge the issue of the fuse box under the hood randomly coming off, which allows water to get into the fuse system, and start corroding wires which start sending mixed signals and failures to the system.”

“Sudden acceleration while braking. While towing a gooseneck trailer aprox. 25,000 lbs, with the truck in tow/haul mode and the exhaust/engine brake turned on, started down a long winding 8% grade, could feel the engine brake working as normal, holding the truck from gaining speed, as the truck entered the second turn, the truck lunged forward gaining a lot of speed causing me to quickly stab the brakes, the truck continued this type of on/off cycle with quickly acclerating while standing on the brakes to try and control it until I leaned over and swithched the engine brake off, making it…”