Are you removing the heads or doing the work with them on the engine? If leaving them on the engine you need to do a leak down test on each cylinder...
After some research, it appears they do not ofter this for the 2016 Yukon. I did watch an install video for a ZL1 Camaro and it looked failry simple...
Quick update mostly for documentation purposes. I continued struggling with this, every change seemed to make it slightly better or much worse. I got...
Thanks. I never messed with ethanol so that was something I never had to encounter. I kind of wished that AEM would have explained that somewhere. I...
I'm not even sure these are shareable, but I was hoping someone may have a stock file from a 2020 8L90 on a 6.2l. Trying to compare it with the tune...
Enable shift lock to keep the converter locked, that being said a stock 4L60E will not like that. Beyond that it should lock the TCC in 3rd stock. My...