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And my last set, trying to see advance changes.
I see 40 for advance (in 'middle' of chart) no matter what.
I've got the 'middle' of 1 table at 44, the other at 35 just to try to see a change I can...

OK, still not the progress I would think I would see.
Here are base files; scanner log would have been my first incremental advance adjustment.

(The BASE is unaltered except for early dealer...

UPDATED!
I could still use some guidance.
I am changing advance in the EGR off and warm tables, making runs to gym, and not seeing changes.
So..., going through other parameters and zeroing thing,...

As above, 99 Durango 5.9.
Can someone lay out the formula so I don't have to test every item in tab.

I suspect it's Base EGR ON OR Base EGR OFF OR Warm (1 of 3 tables) offset by IAT or ECT...

Bought it new, loved it, scared me once in a while.
About the third dealer trip ('99-'01?) they death flashed me - never the same
I have confirmed sticker numbers, etc.

Over the years no real...