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Discussion in '2005-2010 V6 Mustang Tech' started by Kenny B, Jun 15, 2015.

  1. Kenny B

    Kenny B New Member

    Jun 15, 2015
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    New member here, just picked up an '05 with the 4.0. Here's the problem, has anyone out there ever found engine oil in their cooling system? Opened the radiator reservoir cap and there is oil inside. Thx for any help.