Why does my car smell like gas when I Turn on the heat?

Why does my car smell like gas when I Turn on the heat?

If I turn the A/C or heater on, gas fumes come through the vents. I’m not losing gas at an abnormal rate. I’m not going through a gallon a mile or anything ridiculous like that. I don’t know much about cars, but I can fix most stuff once I figure out what the problem is. I really can’t afford to go to a mechanic.

Why does my air conditioner smell like exhaust?

Recently, we’ve noticed the strong smell of exhaust coming in through the air conditioner or heater almost every time we come to a complete stop. This only happens when we have the fan on with the vent intake open. I have to switch the air off every time I come to a stop in order to avoid this.

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.

Why does my charcoal canister smell like gasoline?

If the charcoal canister has a crack in it or is leaking through a faulty vent or seal, the result will be a fuel smell and possibly a check engine light DTC.

If I turn the A/C or heater on, gas fumes come through the vents. I’m not losing gas at an abnormal rate. I’m not going through a gallon a mile or anything ridiculous like that. I don’t know much about cars, but I can fix most stuff once I figure out what the problem is. I really can’t afford to go to a mechanic.

Recently, we’ve noticed the strong smell of exhaust coming in through the air conditioner or heater almost every time we come to a complete stop. This only happens when we have the fan on with the vent intake open. I have to switch the air off every time I come to a stop in order to avoid this.

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 bad to smell exhaust fumes in your car?

Smelling exhaust fumes in your air vents IS cause for concern. Smelling exhaust fumes in your air vents IS cause for concern. Dear Tom and Ray: We have a ’97 Ford Escort with 19,000 miles.

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