Why is oil in coolant of 2006 BMW 328I?

Asked by Mar 19, 2017 at 11:03 AM about the 2006 BMW 3 Series

Question type: Maintenance & Repair

2 Answers

93,705

You have either a bad head gasket, or intake manifold gasket.

42,055

Check if you have a transmission cooler in the radiator that could be leaking as well.

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