two things, exhaust has a leak of gases or fuel leak from engine bay
what are you driving? email me direct if you wish
Generally, with that smell- the heater core has gone bad.
i smell gas fumes in 96 Nissan quest
If you smell fumes, you should get out of the room, car, or house. Opening windows will help get rid of the smell.
If the car heat has a fresh air setting, then it could be drawing air from outside of the vehicle. The fumes are most likely coming from a problem under the hood.
Volkswagens are kinda smelly anyway, but if there is a hole in the heater boxes or in the heater ducts leading to the cab, that can significantly increase the exhaust fumes in the cab. Also, if there's an exhaust leak through a rusty muffler, that's a loud, smelly problem.
Your heater core may have a leak in it, allowing the fumes to invade the inside of the vehicle.
A properly functioning hot water heater should not give off bad fumes. However, if you notice any unusual odors coming from your hot water heater, it could indicate a potential gas leak or another issue that requires immediate attention from a professional.
If your car heater smells like exhaust fumes, it could indicate a leak in the exhaust system, allowing harmful gases to enter the cabin. Another possibility is that the heater core is leaking coolant, which can produce a similar odor. It's essential to address this issue promptly, as inhaling exhaust fumes can be hazardous to your health. Consider having a mechanic inspect your vehicle to identify and resolve the problem.
Breathing fumes from antifreeze cannot be good for your health as antifreeze is poisonous. If you are smelling fumes in your car you probably have a heater core leak. I recommedn you have this repaired ASAP. The only fix for a leaking heater core is to replace it. A very labour intensive job that is quite expensive.
Peas do give off fumes. That's why you can smell them.
The "fumes" are more than likely antifreeze from a leaky heater core.