Quote:
Originally Posted by smotrs
It replaces the stock programming on the truck. The stock programming is supposed to be backed up prior to installation of the Spartan programming. As long as the programming is installed it's detectable. If you re-upload the stock programming it's supposed to be undetectable. If you goto the dealer with the Spartan or any other tuner installed, you CAN void your warranty if the dealer feels like voiding it.
|
I have a good dealer that knows that i want to try one and knows i have one on my 7.3 that has extended warranty and they have done everything no problem
