Originally Posted by UR LOSN

do you know if the exhaust smells like coolant? try doing a compression check on it....also. they make a UV kit for coolant leaks. you add it to your cooling system..and they supply you with the light and glasses..

after a few cycles of driving. you can come back and use the light/glasses..and visually check for exterior leaking..just to rule it out.

if it is internal....possibly head gasket. it is a very common thing with the 3.4 DOHC. more than likely it is the rear head as well. you have done nothing wrong.....it happens with age.