Posted on 10/31/2022

We spend so much time in our vehicles that they sometimes feel like home. So when something is off, like a strange noise coming from the engine compartment, we know immediately. The same is true for odors inside the vehicle. For example, the rotten egg smell. You've looked everywhere inside your vehicle, but the source of the smell isn't in the vehicle. The rotten egg smell comes from a small amount of hydrogen sulfide (sulfur) that didn't combust with the rest of the gas inside the engine. It should have been converted into odorless sulfur dioxide. The obnoxious smell won't hurt you, but it signifies something is wrong. Damaged or blocked catalytic converter: When gas combustion happens, the exhaust contains other gasses like hydrogen sulfide. The catalytic converter turns the hydrogen sulfide into sulfur dioxide, which then comes out with the rest of the car's exhaust. The intent is to reduce ozone-harming gas that contributes to climate change. If your car ... read more