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Mercedes-Benz C240 Forum : “clacking-thumping under dash ”

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sandy4619
09/06/2009, 4:33PM
About: 2003 Mercedes-Benz C240 4 Dr C240 Wagon
clacking-thumping under dash

When I start my car, there is clicking-thumping noise under the dash around the ignition site.  It lasts approx. 15-30 seconds, then stops.  If I turn off and restart, the noise begins again.  What's going on?

C240
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