If your car is smelling of anitfreeze your heater core could be leaking. Anti freeze is buidling up at the bottom of the core and your car is blowing anti freeze into your vehicle. Another systom is your winshield will be fogging quickly as well.
Another systom is your hvac system is not blowing hot air. It might be because your heater core is clogged as well.
Here is a replacement for you. You will need to remove the dash to get to the heater core.