Thread: Car shaking?
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Old 11-19-2009, 01:29 PM   #10 (permalink)
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Join Date: Jun 2008
Location: Northwest Lower Michigan
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Red Car - '89 Chevrolet Celebrity CL 4 door
Team Chevy
90 day: 36.47 mpg (US)

Winter Wagon - '89 Pontiac 6000 LE Wagon
90 day: 28.26 mpg (US)
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Sounds exactly like what my van was doing when it had a bad spark plug wire. A bad spark plug or coil can do the same thing.

My Celebrity did it once too right after putting in new spark plugs. Turned out 2 of the new plugs had cracked insulators. NEW new plugs, and the problem was gone.

Winter daily driver, parked most days right now

Summer daily driver
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