See attached files (all are stock)

It should. A number of years ago I tuned a 67 Nova that had a LS3 with an E38 that was running a Corvette OS. This particular car had a 4L60-E with a T42 and it had a 2008 truck OS on the TCM. ...

Does anyone have a source (besides the junkyard) for 24pin GM PROM carriers (pictured below)?

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Moates.net does not sell PROM carriers.

http://www.gmtuners.com/eprom/epromcarrier.jpg . I'm looking for GM PROM "carriers" (the item pictured on the left in the picture above). Specifically, I need them for ECMs that use 24-pin PROM...

A copy of the current tune is attached.

I don't see anywhere in the tune where an "open loop idle" can be commanded. But even if it could be, that doesn't help me out. This fuel trim spread...

36 lb/hr injectors.

I forgot to mention this is in an off-road truck with some fairly tall & large tires. Not quite monster truck, but pretty close (bigger than anything else I've ever seen on...

I've been helping a friend out and working on this thing on and off for the past year. It's a 1997 Tahoe with a Vortec 7.4 bored and stroked to 492 cubes (using 97 K3500 7.4L 4L80E base tune). It...