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Old 03-18-2010, 06:32 PM
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Join Date: Mar 2010
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Default 5.4 motor knock at start up

for the first 3or4 minutes the after startup the motor sonds like a diesel and eventualy gets quiet till you cant hear it.its a 99 5.4. thinking rod bearings?anybody else have this problem?
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2001, 54, engine, f250, ford, knock, knocking, knocks, motor, quitter, start, starting, startup, van

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