so I had the day off today and was able to spend some more time on the lower piece of the heater box, I removed the harness and used the goof off on the sealant to clean it all up and washed it in the bath tub with hot water and dish soap. I forgot to take a picture of the finished product, but take my word for it nice and shiny clean just like the top, there was a lot of crap in it
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