Osiris reflash with Z1 Motorsports dyno tuning

Originally Posted by earwicker7

Man, I really want to get a tuning, but I can't deal with not having a warranty anymore. Someone told me that there is a system out there that will save your factory settings and allow you to change them back just for when you go to the dealership to have work done on it; then when that's over, you switch back to the good stuff. Anyone know if this is true? I'd think that the dealer would have some way to catch stuff like that.