Why is my 1990 buick park avenue when car wont start then when it do black smoke
1990 Buick LeSabre

Why is my 1990 Buick Park Avenue when car wont start then when it do black smoke

(1990 Buick LeSabre)
coming out out tail pipe i had a massive air flow sensor put on and a crank sensor at times it wont start and when it do i have kept gas paddle to the floor until it stays started.can u help?
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Popular Answer
flooding out it may need plugs wires ... tune up
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flooding out it may need plugs wires ... tune up
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