1987 Mercury Cougar VIBRATION UNDER LOAD

1987 MERCURY COUGAR
100,000 MILES • 6 CYL • 2WD • AUTOMATIC
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STRIKR1554
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I HAVE A PROBLEM I CANNOT IDENTIFY. MY COUGAR VIBRATES WHEN I PUSH ON THE GAS IT SMOOTHS OUT WHEN I LET OFF. I FIRST THOUGHT I HAD FRONT END PROBLEMS BUT NOW I AM NOT SURE.
Feb 11, 2009 at 9:08 PM
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BMRFIXIT
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Check drive shaft and u joints
if its engine check ignition wires
Feb 11, 2009 at 9:29 PM