fmu

I bought this 1999 mustang GT from a Mexican that didn't speak English. He said that he didn't tune thecar after he put the vortech V-1 supercharger in it. The car seems the be running too rich. Black smoke comes out of the tale pipe. Smells like gas all the time drives rough and floods...

For those who care to take a guess at the issue or have seen this issue before!- As warmer weather nears, I'll be fiddling with the car to get more info. Here are the specs/ concerns: -88 original 5.0 car Paxton novi 1000 supercharged with FMU - (No chip in ECU) -Car is still speed density...