Why does my heater smell like coolant?
If your car smells like antifreeze, it could mean that the vehicle’s heater core is leaking. The heater core is responsible for circulating warm air in the car’s passenger cabin. When the heater core develops a leak, it begins circulating air with an antifreeze odor and eventually fails altogether.
What does it smell like when your heater core goes out?
If the heater core is leaking, it will blow the odor of engine coolant through the vents. Coolant smells sweet, almost musty. Many people say it smells like candy, fruit, or maple syrup.
Is it bad to smell a leak in a heater?
It’s going to be a small leak in the heater core. I doubt you’d be able to smell anything if it was the radiator. As long as you keep proper radiator levels there shouldn’t be any harm. The problem is it is leaking and it may get worse. You need to get this fixed. There are some stop-leak products that actually work very well.
Is it possible to have a bad heater core?
There is also a possibility that there is a small leak or seepage under the hood, and that the smell is being pulled into the cab when you run the HVAC system. Have you checked for the telltale signs of a coolant leak under the hood? If there is no leak under the hood, then it would appear that you have a bad heater core.
Why does my car heater smell like antifreeze?
The heater core of your vehicle contains an antifreeze and water mixture, and it uses this mixture to regulate the temperature of the air inside your car. If the heater core of your vehicle is leaking antifreeze, that can cause a fairly intense smell inside your car. Replacing a broken pipe or hose is often quite…
Where does the coolant come from in a heater?
Your heater core circulates coolant through the little tubes; the coolant comes in through one heater hose and out the other, radiating heat into your cabin so you don’t freeze on those cold winter mornings.
https://www.youtube.com/watch?v=-gZ_e2tPTVs