INST Fuse blowing

This is incorrect and I already addressed this earlier. What you are seeing is the radio power connector. The white and red are connected, not the orange. Orange is unique in Mopars it is "only" connected to orange

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^^This what you are looking at?^^

Yeah, i sourced that from the same site apparently. There used to be a site i used, bookmarked it, would print diagrams... That were accurate... haha... it's gone now and all I have left of prints are 1971 dart, I could have referenced it but it wouldn't be 100%correct.