Stock 05 1500, 5.3l 4l60e transmission, 4x4.
We added a T70 Ebay turbo to it.
not much else.
I own a 4 bay mechanic shop and me, and my mechanics are starting to get a bit stumped.
Edge CTS3 Tuner chip (was on extreme for awhile, flashed to stock when issue arrouse)
The truck had loads of power, then one day, it started slowly losing power. At first it would seem fine, until it had been driven for awhile (30 miles), then it would act up. Now about 2 months into it, it is feeling sluggish all the time.
I would notice that on hills it would feel like im spinning the e