Black smoke is unburnt fuel. Your '83 DeVeille is running way rich. There are probably adjusting screws on carb, although that part is a guess
There is injection on here
I stand corrected. I assumed an '83 would have a carb....GM used them until 1990 on Oldsmobiles. But that does not change that it's running rich.
1983 Cadillac DeVille
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General
HELP PLZ.I filled my gas tank all the way to the top probably too high to where it came out the nozzle I clicked it like 20 times just so it was filled to the max,which I've done b4. I also put a f...
2004 Cadillac DeVille Sedan FWD
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General
Once I got home I tried to restart car which it started right up! Sounds good then it started shaking again and dash board went black! Now the car won’t turn over. No clicking noise or nothing. Pu...
1996 Cadillac DeVille Sedan FWD
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General
it work fine i was wanting to know when dose my ac come on?
1998 Cadillac DeVille Sedan FWD
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General
I got an offer for my car 2 days ago and I accepted it but I haven't heard from the buyer since.. What do I do now?
1998 Cadillac DeVille Sedan FWD
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General
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