Check the oil for coolant ot the coolant for oil. It will be a yellowish colored crud. The car will probably overheat too.
you will have antifreeze in your oil!
feel the top radiater hose and see if it gets warm, if not the thermostat is dead, if your head gasket has gone, check for steam coming from exhaust tailpipe.
a cylinder head gasket is called in French "un joint de culasse"
A compression test will tell you if a head gasket is blown on ANY engine. Also, white smoke tells you that your burning anti-freeze, which means a head gasket is blown.
Probably. You have coolant in your oil. You definitely have a problem. Pull the head(s) and check the gasket. If the gasket's okay, check the head and block for cracks.
To tell if the head is cracked, you have to remove it from the car, so you will replace the head gasket, anyway. Take the head to a machine shop and have it magnafluxed to see if it's cracked.
There are many factors to be considered in this - what caused the original gasket to fail? Was there head warpage? Overheating? has the head gone "porous"? Was the head skimmed (if needed) or was a thicker replacement gasket used? More info required.
The head gasket is gone and water or coolant has mixed with the engine oil. Replacing the head gasket is no big deal.
Just look at your engine oil and you can tell, if it looks milky there is water getting into the oil and that's the sign of a blown intake gasket or head gasket.
A compression test will verify if the head gasket if blown or not, the majority of the time.
head gasket gone, depending on where the gasket fails determins the visual affects of gasket failure
because the head gasket has gone