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  1. R

    hi i have a 2002 gmc yukon 4x4 3/4 ton with a 6.0.

    If one cylinder only is missing there are really only 3 possibilities, bad spark, bad fuel injector or bad compression. My diagnostic routine goes like this; 1) Connect my old dinosaur inductive pickup timing light to the spark plug wire on the missing cylinder and fire up the engine, if the...
  2. R

    PCM Ground Circuits and Locations Wanted

    I had to remove and reinstall a 5.3 last month in a 2006 Yukon XL (replaced the front section of the GMT 800 Frame), when I got ready to fire it up it spun well but would not start; I suspected that we missed a ground somewhere. That was in fact the issue, we had both bellhousing to...
  3. R

    Passenger Presence System Conversion?

    It was pointed out to me that I posted this question in the wrong section (2015+) so I should try it here :) I recently purchased a 2004 Tahoe and I really like it but the airbag light is on in the cluster. I have a Tech-2 so I hooked it up and found the B0092 code was present. That pointed...
  4. R

    Dam thing won’t start!!!

    I vote for an issue with the VATS as well, they get glitchy when the cylinder housing gets old.
  5. R

    Burb cut into a 2 door

    Now I want to build one of these, but use a GMT 800 as the Guinea pig :)
  6. R

    Hello everyone!

    I am new here but have visited as a guest many times while researching various issues, thanks to all for the help that I have found in the threads many times! I have a 2004 Tahoe and a 2006 Yukon XL, both have aged pretty well but this forum has been a great help refurbishing several components...
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