: 4100 soot

12-09-12, 06:05 AM
Hope I'm threading correctly,my 82 83 ?. Eldorado has soot coming from the tailpipe.why is this happening and how can I repair the issue..is there a part on the engine that my it e.p.a. friendly ?

07-27-13, 08:50 PM
I would check all the rubber vacuum lines for the engine and emissions, if the are old or unhooked it will make the DFI run rich making it shoot out black soot, that was the problem with my 85 Eldorado.