Overheating the engine - usually by running low on water or a waterleak causing same thing.
Blown head gasket
You have a failed gasket, seal, or hose.
failure of head gasket :)
Head gasket & oil cooler
Head gasket & oil cooler
where can i find head gasket 2.0 diesel
You could possibly have a cracked head gasket.
Plan on $2000 at a reputable repair shop -- could be as low as $1200 if you know someone...
This is a complex question: The failure that caused the head gasket to fail MAY have done other damage But ... and there is always a BUTT Some cars are prone to this failure and replacement of the gasket means it will never need to be done again with no other harm to the engine, (original Dodge Neon for example) Other cars where the gasket fails and it means the car has been over heated and the engine is Damaged (8.2 liter Detroit Diesel is a good example) So the only way to know is to run it and see.
Blown head gasket will do it check your coolant for oil in it and your engine oil for coolant it it...
cracked block, or blown head gasket
Needs a new head gasket, and maybe heads and pistons.