I have an 08, gawd what a money pit. Still the nicest truck I've ever had.
4.8, 2wd, 4L60E, reg cab, long bed, W/T trim. 240k miles.
Charged up the AC, it worked for a day. Haven't looked into further.
Fuel and tranny cooler lines rotted out.
Rear fender rust
starter dragging
dash goes...