Joel wrote:
i'm not sure that the mechanics in question were recommending leaving the
coolant in for 100,000 miles but if they were, i'd find some new mechanics!
:( i don't believe the corrosion is unpreventable ... if you'll replace the
coolant regularly. ALL fluids in a car NEED to be replaced. some more often
than others.

No, they were suggesting that if I change the coolant every 30000 miles than
blue or green would not make a difference.

joseph