Quote:
Originally Posted by marinabrian
Ian, it is much more likely the O ring that seals the upper coolant rail to the thermostat housing has failed.
I've changed quite a few of these....... my opinion on the failure chemical attack.
Strangely enough, the compound of the o ring was altered a couple of years ago coincidence??????
Brian
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Brian, can this o ring be changed without removing the water pump or thermostat from the car?
macafee2