Could be that your head gasket is beginning to go. Does it smell strongest when you first start the car, then go away? Look for excess steam coming out the tailpipe when you first start it.
It is possible that the heater core ( the device that heats the air inside the car) is leaking. It is connected to the engine cooling system.
Your heater core is leaking.
You are probably leaking anti-freeze
out of the over flow
You have a leaking heater core. You might smell antifreeze if you turn on the defroster.
It is not normal for antifreeze to be leaking out of a car. Period. At all, no matter what car or where it's leaking from. Try buying a new cap. If that doesn't help, call a mechanic.
The smoke is actually antifreeze mixed with air. The most common cause of this is a leaky heater core.
If losing anti freeze but not visible leaking typically means bad head gasket. Antifreeze is leaking into combustion cylinder and therefore evaporating and going out exhaust pipe as steam.
If it is leaking inside the car, the heater core has failed.If it is leaking inside the car, the heater core has failed.
antifreeze smell inside car means that there is antifreeze leak somewhere. first check for wet spots under car when parked after running.if anti freeze is leaking from engine it will pool on the ground next check to see if heater core is leaking. that is usually the problem. if heater core is leaking, replace it
It's the only green fluid in a car.
most likely you need to replace te heater core.generally i if the leak is on engine you wont smell it in the car