White smoke coming out from AC in Corvette?

[Arrowheadfan]

there is a very faint light smoke thats comes out of my 92 corvettes ac. this has never happened before, and it now does it every time i use the ac. When i drive at night I cant see out the windows because the fog up everywhere! I mean its hard to see. even the defogger fogs up the wndow

 

[Skipper]

Eventually, your heater core will bust open causing antifreeze to spew all out inside your car. Next, your transmission is not going to receive the right amount of coolant protection, causing a few gear burnups. Replace that heater core before it gets worse.