Air Conditioner emits vapor and water

[CTScott]

Originally Posted by CoryM

Did it smell sweet at all when the smoke/steam was coming out? If you dare, you can taste the residue and if it's sweet: it's coolant. Your heater core may have a leak and it letting steam/coolant into the cab.
Cheers.

Heater core leak would make sense, except it wouldn't cause the oily residue under the hood.

[CoryM]

Originally Posted by CTScott

Heater core leak would make sense, except it wouldn't cause the oily residue under the hood.

True. Missed that part.
Cheers.