loosing coolant...?

[ovrdrv]

late 07 can't find any external coolant leaks and it seems to be blowing coolant out the overflow and ideas or suggestions?

 

[DieselBulldog10]

Blown head gasket.

 

[DmaxKing]

late 07 can't find any external coolant leaks and it seems to be blowing coolant out the overflow and ideas or suggestions?

this same thing happened to me dont know why it only happened once! and then it never happened again and my truck runs fine, doesnt get hot and im not losing coolant.

 

[Howling]

Head gasket is blowin.

 

[JD4440]

Does the upper radiator hose remain firm even once it's cold? I'd say blown HG seeings how it's blowing out the overflow. Is it turned up ?