Why does my car heater smell bad when I turn it on?

Why does my car heater smell bad when I turn it on?

If the smell is coming from inside the car only when the heater is turned on, the problem is either with the heater core or the heater hose. If you only notice the smell outside the car, the leak is in the coolant compartment. Reach near the floor on the driver’s side and pull the hood release.

Where does the antifreeze smell come from in a car?

Turn the car on and then turn the heater on high to determine if the antifreeze smell is coming from inside or outside the car. If the smell is coming from inside the car only when the heater is turned on, the problem is either with the heater core or the heater hose.

What causes antifreeze to run down side of car?

Leaks from the heater core usually result in the antifreeze running down the side of the heater or dripping onto the ground underneath the car. Locate the coolant compartment and examine it for leaks. The coolant compartment is a clear square container through which the coolant liquid can be seen.

What happens if your car heater core leaks?

First, when your car isn’t warmed up yet, the coolant will make a mess on your floorboards and possible start the process of corrosion. As the coolant leaks onto your floor it will soak into your carpet and the padding. As this moisture stays trapped in your carpet it can start to corrode the floor pan in your car.

Why does my GMC 1500 smell like antifreeze?

Recently a Co worker asked me about his 2015 GMC 1500, 36,000 miles and he said once it warms up he can smell anti freeze. when its cold he cant. I told him something has to be wrong but he said that the dealer claims they put the system under pressure over night and saw no leakage.

If the smell is coming from inside the car only when the heater is turned on, the problem is either with the heater core or the heater hose. If you only notice the smell outside the car, the leak is in the coolant compartment. Reach near the floor on the driver’s side and pull the hood release.

Why does my Silverado Sierra have a sweet smell?

I had coolant issues recently, and when my heater core finally crapped out, the smell was pretty strong…but it made me think, there was a slightly sweet smell in the cab prior to any issue, which was likely the beginning of the leak. Flushing the system probably made it worse, and the whole core had to be replaced..

Leaks from the heater core usually result in the antifreeze running down the side of the heater or dripping onto the ground underneath the car. Locate the coolant compartment and examine it for leaks. The coolant compartment is a clear square container through which the coolant liquid can be seen.

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