I'm currently working on a 2013 Sierra (NNBS) and using a "525" aka F90000285 pump. Those pumps are designed to run PWM so there is zero issue there....
I have a 2005 GTx supurcharged it will only run about 35mph I took it to a shop and was toold that is has alot of code but not anything specific did...
Haha yeah thats pretty wild. Dont know why any of the factory fuel system would be left on a 1300hp car. Strange that rails seem to be regularly left...
After you got me dialed in and got that traction issue fixed it’s been a blast.lol Comparing the file I started with from the local tuner and the one...
For learning the tuning ways of HPTuners and deciding on what route I was/wanted to go yes. I wanted to make sure the car ran/drove/idle/cruised and...