Chrysler 300 water and oil mixed issue requiring head replacement on Chrysler 300

Submitted by Robtov13 · Jun 23, 2025
Published by RepairPal

Problem overview

Some Chrysler 300 owners report experiencing serious issues when coolant and oil mix, often indicating a blown head gasket. This problem can cause the oil to appear milky or creamy and the coolant to become contaminated. Common symptoms include coolant mixing with oil and blue smoke emitting from the exhaust, which suggests that oil and coolant are burning in the combustion chamber. Improperly installed or incorrectly oriented head gaskets are potential causes of this mixing. To resolve a blown head gasket, owners may need to replace the head gasket or even the entire cylinder head. It is crucial to address these issues promptly to prevent further engine damage, and consulting a professional mechanic for inspection and repairs is strongly advised.

0 people reported this problem
0 comments
Schedule Repair

Chrysler 300 vehicles with this problem

0 model year affected

Search for another problem

RepairPal Car Genius

Ask our experts about your Chrysler.

RepairPal Car Genius™ is a free resource for vehicle owners seeking advice on maintenance, auto repair, shop inquiries, estimates, and finding a trustworthy repair shop in your area.

 Auto Repair Expert Auto Repair Expert

Call us at 877-913-1554

Available 9am – 6pm ET Monday through Friday

Call Our Experts