why does my car idle rough

1995 MERCURY MYSTIQUE
140,000 MILES
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THE FIH
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  • 1 POST
when ever i stop at a light or stop sign my car shakes bad but when it is in park or neutral it doesnt shake what could the problem be. I was thinking of getting a tune up would this fix the problem because i was told it might
Oct 12, 2012 at 1:37 AM
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