I don't have access to a scan tool unfortunately. I've just swapped this motor in, and did a careful job of cleaning the grounds while I was at it. I guess the more important question is, will it damage anything to run it like it is?
98 Chev 2500. Between about 950-1200rpm there is a slight unevenness in engine running. It does this regardless of throttle setting or engine load.
Above and below this rpm the engine runs smooth as silk. There is no smoke at all.
I've got a video uploaded on youtube...
Have a chance to buy a truck...98 Chev 2500 4x4, ext cab, long box, auto, awesome body, 190000kms, original owner.
Owner said that it worked great until coolant started going into the oil, but only if it sat for several days. Had a mechanic pull the heads. Mechanic told him that the block...
Just put a boost gauge on my 98 1500. I'm getting sustained 15psi if I really romp on it. Is this too much. I rigged a T into the IAT port on the intake manifold to plumb in the boost gauge without having to drill a hole in the intake. Not sure if that has anything to do with it.