Home › Forums › Stay Dirty Lounge › Service and Repair Questions Answered Here › Car problems › Reply To: Car problems August 18, 2020 at 7:16 pm #963138 Richard KirshyParticipant Temperature sensor, or thermostat are not usually a cause for coolant in the oil pan. More likely suspect: Faulty intake gasket Faulty head gasket Cracked or warped cylinder head Crack or warped engine block