gems

'15 RTX LE with MPI trail turbo. I finally know my afr numbers but I am wondering how the numbers are affected by the gems controller. I know there are 5 different numbers for the GEMs setttings but I have no idea what each number represents. Last year before I had my gauges installed and...

alright so I just wrapping up oil change and fired sled up. shut it down and now gems controllers are still on, just outside 2 lights flashing tether pulled, key off, unplugged hood, unplugged oft tether, unplugged harness where you piggy back gems and turns off. found isc relay warm and feeding...