well what ive found so far is that 08 60e is the last year that can be used. im not entierly sure though. because i havent found anything on someone...
Why are you needing to use the latest anything on a platform that's been out of production for nearly 10 years? There isn't going to be anything new...
I have a 2008 Yukon Denali and one of the cats went bad so I deleted them. I live where there is no emissions. I can?t find a tune in the repository...
When Commanded EQ equals 1.00, include the data in the fuel trim graph - or depends on how you look at it, what the filter really does is not include...
Suggestion: Post your current tune file and a log file showing it making the unwanted/delayed shifts. Not screenshots of where you think the problem...
In the first attempt at the pop & bang tune that you provided, I flashed the file to the ECU, but there were no pops at all. The ignition timing was...