Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › I found large and small pieces of black hard plastic in my 2007 entourage oil. W › I found large and small pieces of black hard plastic in my 2007 entourage oil. W July 31, 2019 at 10:33 pm #894137 Dave TidmanParticipant I would check your timing chain guides to see if they cracked.