A blown head gasket is far more expensive ... Furthermore, if the oil looks milky, if there are bubbles in the cooling system ...

A blown head gasket is far more expensive ... Furthermore, if the oil looks milky, if there are bubbles in the cooling system, or if the coolant is missing without a visible leak, you may have ...

There are several ways to check if your head gasket has blown ... into the cooling system. Oil and diesel can also follow this path, and this can give the coolant a "milky look".