What Causes That Musty Car Air Conditioning Smell?
The real simple answer is water condensation. As the air conditioning systems is being used it builds up water condensation that can settle in the cars evaporator core housing. The evaporator core is similar to the coils on the back of some older refrigerators. It’s surround by a black case (housing) and as the evaporator drips water from condensation it settles in the housing and becomes stagnated, causing a mildew type odor. document.getElementById(‘adsense_placeholder_2’).innerHTML = document.getElementById(‘adsense_ad_2_hidden’).innerHTML; How to Get Rid of the Cars Musty Air Conditioning Smell Many auto repair shops have a service that will get rid of the foul odor. Some auto parts stores also have a kit available that can rid the car of the musty smell. There are some pressurized cans of foam out there that foams up inside the evaporator core housing and scrubs the inside of the housing and core. This method requires a hole to be punched in the evaporator core housing. The foam w