Thread: 560 Rough idle
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Old 05-27-2000, 08:46 AM
mihai914 mihai914 is offline
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Join Date: May 2000
Location: Montreal
Posts: 25
Can you please specify the symptoms of the rough idle because my 420 is having problems. It idles smoothe and like every five seconds it gives a jump shake like a piston just fired. Thank you.

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