Ok so I have a 99 Tahoe with a Vortec 5.7, I'm losing coolant slowly and I'm getting some white smoke out of the trail pipe. And while driving it chugs along with no power feeling like it's constantly misfiring. Compression is between 145-150 psi on all 8 cylinders. Oil looks good. I got a...
I have the same issue going on with my 99 Tahoe! I've replaced the plugs, wires, cap, rotor, distributor, timing chain, ICM and the crank sensor. I've replaced the 02 sensor as well and still getting a code for it. I'm completely lost....