Well Im stuck car is misfirin now great blew out my IAC going down the road also smfh

[Norcalgsx707]

the problems keep rolling in now my car is throwing a p0300 code and misfiring big time, I had unpluged the IAC to get it started cause it shut of on my when it alipped and redlined completly blew out my IDLE Air Control to were i was stranded, on my way home it also sliped to 4000 and imededietily lost all power just enough to make it home I cant even guess whts going on one thing strange though is that my rpms are no longer working

Quick note I just discoverd one of my plug wires went out wtf is going on with this car
would a faulty tcu be causing all of this im missing something here

 

[3kgt2nv]

1st I would retype that into a correct sentence structure, because that is 3 problems jammed into one sentence with no background info to let people help you.