Diesel Engine problems of the 2003 Ford F-450

Events leading to failure: truck was purchased on 12-19-03 1. ) on 1-19-04 truck had no power, dealer found 2,3 injector shorted, dealer replaced injectors and checked bore in cyl head per hotline. 2. )1-21-04 engine was missing in fire. Dealer replaced both injectors per hotline. O-rings blown apart and injector wont seat, hotline suggest looking at bore and found burr in bore not allowing injector to seat . 3. ) 2-23-04 engine locked up on hwy, fuel coming out of exhaust. Dealer found excessive fuel in cylinders and turbo, dealer removed engine and disassembled. No. 3 injector damaged and copper washer in pieces o-ring blown apart. Dealer checked deck height, removed rods and pistons to check for being bent, dealer replaced no. 3 piston and rod and turbo bearings, washed out and tested. 4. )10-26-04 steering feels funny when driving down hwy. Dealer inspecting steering and steering stabilizer leaking fluid. Dealer removed and replaced stabilizer shock. 5. )2-03-05 steering wheel binds up while turning. Dealer checked and verified condition flow , pitman arm seized flush system metal in fluid. 6. ) 7-19-05 engine hard to start. Whistle noise coming from engine when rpms rev high. Dealer perform complete engine diag. Removed turbo and replaced ebp sensor per ssm and verified repair. 7. )11-02-05 engine hard to start, must plug block heater in to start. Dealer checked and cyl. 5 missed. Dealer removed and replaced no. 5 injector,turbo charger. Dealer found oil contaminated due to injector, dealer removed and replace 1,3 injector. 8. ) hard to start and does not have oil pressure. New dealer replaced high pressure oil pump and turbo pedestal, replaced no. 3 injector.