Cooling leak

[Bob4583]

I have a 2500 HD diesel and it is leaking on the drivers side down the aluminum pan it looks like it might be comming out of the pan not sure though.Any help would be good Thanks

[jbplock]

Check the oil Filter adapter and cooler assembly. It has been known to leak coolant.

[rapidoxidationman]

There s a rubber 0-ring that seals the coolant tube from the water pump at the back of the engine. Another likely suspect...

[almondfarmer]

Same with my '02. It required a water pump replacement.