Duramax Turbo adventure conclusion
I posted about a Duramax Turbo problem starting around 125,000miles setting the CEL and even going into limp mode when pulling a 16,000lb 5er. Conclusion a couple years ago was it *might* need a new...
Forum Discussion
I was having fuel pressure codes setting on my 09 duramax when the wife was drag racing it, I could put commanded fuel pressure and a actual and see the CP3 run out of steam, running 26000psi with 29000psi commanded on a full throttle pass. So on a turbo issue you could set up commanded vain position and boost and actual and if the turbo is doing as commanded you know it is fine.
