So now I have figured out it is actually an LLY Kodiak with the E35A not an actual LBZ model. But still cannot figure out a DSP5 that will work with the thing. The stock read converted into a DSP5 results with no crank no start after flashing the DSP converted stock file.
Found a couple that it took and would actually start up but I had every light on the cluster flashing and dinging and the gauges going haywire. I