Blown Head Gaskets

Head gaskets form a seal between the engine block and the cylinder head. This seals both the combustion chamber and the coolant passages in your engine. The head gasket seals the coolant passage both from the atmosphere and the combustion chamber; you can’t really see much of the head gasket on a vehicle. It can be very difficult to diagnose a head gasket leak.  

Since a visual inspection usually will not prove a head gasket leak, it is important to know the other symptoms ...

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