Why does my car AC smell like vinegar | Cars.com illustration by Paul Dolan. If you notice a vinegar smell when you turn on your car’s air conditioning, it’s most likely due to mold or mildew ...

If your car's AC smells like vinegar, it usually means that mold, bacteria, or mildew has developed somewhere in the system. It's not healthy to breathe that stuff in, so you shouldn't ignore the ...

If you smell something sweet or fishy coming from your vents, it could be a sign that your car’s heater core is bad. Those odors may be due to leaking coolant, and it’s a sign you need to fix ...

Consumer Reports shows you how to get rid of the musty smell from your car's air conditioner. Few things are as welcoming as a car’s AC on a hot summer day.

Your car's cabin air filter will need changing at least once a year. Additionally, it's important to have a clean filter if you plan on cranking up the air conditioning while driving this spring ...

Whether it’s mustiness or the result of a spill, here’s how to fix it—and keep it from happening againBy Keith Barry“Sorry to tell you this, Keith, but your car stinks.” My friend’s ...