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Old 01-18-2003, 03:24 PM
d2bernhard d2bernhard is offline
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Join Date: Feb 2002
Location: Seattle
Posts: 596
My father had a lumpy idle early on in his '86 560SEL. The dealer replace the main ground cable with a very, very big one. They said the Computer was getting lumpy current, which was causing the lumpy idle. It fixed the problem.
1986 300E Anthracite + ECodes + MB Mileage Award
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