What cause oil in radiator?

If it has a ';milky'; color to it ,these guys are right,you probably have a blown head gasket and depending on how long you've drove it like that it could have a cracked head,your vehicle at one point in time must have run toohot (waterpump,radiator,ect.) and it was drove too long before it was fixed if it was ever fixed.What cause oil in radiator?
If you have oil in the radiator do you also have water/antifreeze in the oil?





If so you more than likely have a cracked block.What cause oil in radiator?
replace your gasket in your engine that was place in your engine block wich separates the oil and water
.. a stupid mechanic? ... I give up what causes ... just kidding ... the oil has NO WAY to get to the radiator, someone has to put it in there.
usually that is called from a head gasket leak..not good , not good at all....
bad head gasket or a crack in the block or the head. The best thing you can do is a compression test.
You probably blew the head gasket. That's what it is 99% of the time...
blown head gasket or cracked head
water pump. or your heads are messed up.
cracked block. that's not a good thing.
A leak.
Blown head gasket