My LaSabre will not go over 25 when I press the gas on 1990 Buick LeSabre

I have a 1990 Buick lesabre when I press the gas it acts as if it doesnt want to go it only goes maybe 25...what may be wrong with it..

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1 answer
Sure sounds like could be clogged exhaust at the cat conv. Have a tech check for back pressure problems. If is ok then check fuel pressure and volume.