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Recent content by Plinden56

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    2002 Mercruiser 5.0MPI - stuck in guardian mode

    My boat is a 2002 Four Winns 23 foot deck boat with a Mercruiser 5.0 MPI engine. The engine number is OM355121 The drive number is OM423828 I have known this boat since it was new it has only 185 hours on the engine. It just had its third 100 hour service in June of 2011 while here in San...
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