Having a issue I've never ran into before while hooking up my cooling fan relays tried all the ways I have done this in the past nothing worked was able to finally get them working but now I have to start my warmed up 71 c10 truck with 5.3 ls while running unplug my ect and my truck dies as if I shut switch off I restart truck fans come on by them self and stay on even if I plug my ect back in and will run untill my engine temp comes down to the shut off set at 200 and idealsee thanks