Yup Adammannis I feel you. Its kind of annoying being a GM mastertec and I cant fix my abs and brake light on problem because its a software Issue. I have the same problem!!!

My 2007 Abs lights are still on. I have 22 inch wheels and tried using stock size parameter and actual sizes 285 45 22 and no matter what light keeps coming on as soon as I reach highway speeds. Is this tune above his specifically or can I download and try his tune as well. I have Gm performanc ...

Am I supposed to restore origional backup, update predator and then reinstall a performance tune? Thanks ,Aaron

Glad to hear this, thought something was wrong with my wheel speed sensors. I was about to bring it into the shop and work on it today. I also have this happening to me. Ill try to fix it tomorrow. Cant update on this computer.

Think I just answered my own question.

https://www.diablosport.com/index.php?n ... =fuel+tune

Are you saying we should be looking at the long term fuel trims and adjusting accordingly?? If so do we adjust the injector slope. On one of my old tuners we adjusted fueling by remaping the MAF sensor tables?

I Have the same truck and I am also interested in this.

I didnt try that, But I called support and they told me they were having problems with windows and the driver. I tried 3 other computers and finally got it to work. Thanks

For some reason the drivers arent working. I cant update the predator. Mabye Ill try it on a different Computer at work tomorrow.

When I try to install a performance tune it says calibration not supported or something like that. Then my truck wont start and I have to remove the two Pcm error dtc's. Once I remove the dtc's My truck starts again. Ill try to get the exact dtc's and message later. Dose it sound familliar. Version ...

Just wondering if my U 7194 will work with windows 7.
I tried to download drivers and only saw XP and VISTA.
Also just got this tuner and it was used on a newer camaro. It is supposed to work with my new body style Gmc sierra. When I took it from the camaro I returned it to a stock tune. I plugged ...