used titan unlocker and then tried to flash the alltel 3.37.20 radio

[allgod4]

hi all this my first post and i have tried everything to fix this problem so maybe someone can help me. i have a alltel 6800 that hadnt been flashed and i tried to flash it. first i ran titan unlocker and it was successful and said you can continue to use your phone but the phone was still in bootloader mode so then i ran titan exit and it started to boot. it got stuck on the alltel screen so i put it in bootloader mode and tried to install the alltel 3.37.20 radio and it stops loading at 12% then i noticed my phone want sync to my computer anymore and the phone is stuck on the alltel logo an say no radio. i want to know how to get phone to sync and how to put the radio back on there oh and it will go in bootloader mode..... someone please help me im stumped any ideas help info i will be morethan thankful...........