Dec 1, 2023 · Re: MM3 Tuner - SD Card Issues? Check to see if you can read the SD card on a Windows computer. If you can recover the files and folders, format your new SD card 32GB or …

Jun 11, 2018 · I wondered if it would be wrong to install an EGT probe in the downpipe after the turbo? I have done all the reading and research on installing it on the collector before the …

Feb 7, 2020 · MM3 Mounting Options Hey all, I have installed my MM3 with a 5inch TBE, EGR and throttle valve delete and everything is running great. I have the MM3 temporarily mounted …

Jan 5, 2026 · Forum Technical Engine Management / Tuning MM3 Tuner MM3 - No Valid SD Card Detected? IGOTACUMMINS is an I.G.O.T.A.® online community for all Cummins Turbo …

May 1, 2025 · Hello community! I want to share my experience if someone else is in the same boat. So recently, I needed to update my MM3 to work on my new-to-me (2020) RAM, and I …

Aug 2, 2020 · Re: MM3 Agent for Updating I've had issues running the MM3 Agent installer and also downloading updates. I discovered the MM3 Agent doesn't play well with some anti-virus …

Sep 2, 2016 · MM3 Tuner vs EFI Live for Cummins Howdy folks! With things changing rapidly in the tuning world and the recent introduction of the MM3 tuner, I thought I'd throw up up a …

Jun 19, 2017 · MM3 can tune all the way back to a 1998.5 VP truck with UDC Pro if ya want. EFI Live CSP and Ezlynk switch a limited number of programs on the fly by accessing different …

Jul 16, 2025 · I installed my MM3 tuner and got to step #4, where I programmed the custom file to the ECM. Step #5 shows CUSTOM and has three tunes. I don’t have a custom option - select …

Jan 23, 2023 · RaceME Ultra HS Datalog Files? Thanks, I understand the Ultra is an MM3 with the RaceME box tunes installed. I've installed DRD tunes on my Ultra, so none of the RaceME …