Post here how many miles you have on your truck as of today and what problems you have encountered along the way. Also post the resolution to the problem to help consolidate the info for members searching!
2010 5.4 19,800 miles:
1. Problem: Truck entered limp home mode and the dash lit up with warning lights.
Outcome: TCM failure- Replaced TCM
2. Problem: Loud buzzing noise under glove box at high RPMs
Outcome: Heater hose restrictor broke apart-allowing coolant to rush in to the heater box- replaced restrictor.
3. Problem: Heated seat would not turn on, indicator light would flash on for a moment then shut off.
Outcome: Heated seat pad short circuited and burned seat core- replaced heated seat pad and seat foam core.
4. Problem: Brakes squealing at slow speeds
Outcome: Greased brake calipers
5. Problem: Leaf springs creaking over bumps
Outcome: Greased leaf spring contact pads(several times, done at oil change intervals)