Originally Posted by
TOOLOUD1
Yes you are correct- but there are ways around that.
Not any more....
Custom Tuners- Reprogramming Detection
Ecoboost motors and PCM flashing - FORD - FlatRateTech
Posted 07 June 2012 - 12:30 AM
Fullsizeblazin “They most definitely can! Once they pull the Mode 9 file on the IDS all your dirty little secrets will be revealed and your warranty will be promptly voided.”
and that is even if you set it back to stock..this provides all the history..........