ported throttle body shouldn't trigger any codes, unless there's something wrong with it or you went too big of a throttle body... But a stock, ported/polished throttle body would not trigger any codes.. There's nothing in the tune file for anything to do with a throttle body area/size, so there's ...

I have a 2018 Camaro SS. I have the Diablosport Intune I3. I did the tune for 91 octane as that is all that is available in my town. I have installed a CAI (GM) and a ported throttle body. Recently I occasionally get a trouble code regarding the ported throttle body. It went quite awhile before this ...