![Bad head gasket? Added Subaru cooling conditioner, burped system, and now it's pushing coolant and has white foam in expansion tank. : r/WRX Bad head gasket? Added Subaru cooling conditioner, burped system, and now it's pushing coolant and has white foam in expansion tank. : r/WRX](https://i.redd.it/gwmgeq7v87q51.jpg)
Bad head gasket? Added Subaru cooling conditioner, burped system, and now it's pushing coolant and has white foam in expansion tank. : r/WRX
![15' Focus w/112k miles has white foam in the coolant reservoir tank. Runs perfect, no other symptoms of any kind. What could be causing this? : r/MechanicAdvice 15' Focus w/112k miles has white foam in the coolant reservoir tank. Runs perfect, no other symptoms of any kind. What could be causing this? : r/MechanicAdvice](https://preview.redd.it/v448nq9ik8f31.jpg?auto=webp&s=56ff5731902e36fdb31be0683b45b85be1f05951)
15' Focus w/112k miles has white foam in the coolant reservoir tank. Runs perfect, no other symptoms of any kind. What could be causing this? : r/MechanicAdvice
![White foam inside coolant tank/Degass bottle (only at the surface).Does it indicate a problem? incorrect concentration ratio? [Ford fusion 2014] : r/AskMechanics White foam inside coolant tank/Degass bottle (only at the surface).Does it indicate a problem? incorrect concentration ratio? [Ford fusion 2014] : r/AskMechanics](https://external-preview.redd.it/white-foam-inside-coolant-tank-degass-bottle-only-at-the-v0-aDkzZ3lmZDhjY3BiMbk_LbwsI4QZAc0cu8v1Ek1fM9KwCRDmIxXb33-Q88qE.png?format=pjpg&auto=webp&s=e00380446557e55a6007fba96b7e17e8aeaa2f48)