Cadillac Repair: help, blown head gaskets, blown head gasket

Question
How do you know if you have a blown head gasket is it very expensive to reoair for 1995 cad dev

Answer
Blown head gaskets usually cause WHITE smoke from the exhaust. They can also cause:

Constant adding of anti-freeze to the radiator and or overflow jug.

Rough idling.

missing and stalling.

anti-freeze on the ground when parked overnight.


Loss of heating to the interior heating system.