Engines need a precise mixture of air and fuel to run properly. The ideal ratio, referred to as the stoichiometric ratio, is 14.7 parts air to 1 part fuel. A mixture that has less than 14.7 parts air (for example, a ratio of 12:1) is said to be “rich”. A rich air/fuel...
Whether you complete your own routine maintenance on your vehicle or take it into your favorite service center, you probably always wonder if you really need to change out all the filters as often as recommended. After all, if your engine air filter is a little...
Manufacturer recommendations on when to change your engine air filter can vary greatly – from 12,000 to 45,000 miles. You’ll want to check your vehicle’s owner manual to be sure. While your manufacturer will have a recommended time frame for air filter replacement, if...
Cabin filters prevent harmful dirt and debris from entering your vehicle’s interior. But did you know they also protect your car’s heating, ventilation, and air conditioning (HVAC) system? Cabin filters are nearly as important to your vehicle’s health as they are to...
More than 90% of new cars and trucks have cabin air filters, but many drivers don’t know it. Cabin filters are usually behind the dashboard or under the windshield and not always the easiest to find. We’ve grown up checking the air filter at each oil change, but not...
While updating the maintenance logs for your car, you see that replacing the cabin air filter is recommended. You pull it out and discover it is completely clogged with leaves, dirt, and even twigs. No wonder you don’t have any heat! So, you skip replacing the...
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