How many kilometers should the air conditioning filter of a truck be replaced?

2 Answers
StIsabelle
07/29/25 1:36am
Truck air conditioning filters should be replaced every 15,000 kilometers. The specific replacement cycle depends on the vehicle's usage conditions and driving environment. During cold weather, the requirements for air filters and diesel filters are higher, and the filter must be replaced no later than 15,000 kilometers; otherwise, it may affect the vehicle's lifespan. The air conditioning filter is a device that removes particulate impurities from the air. Its functions include: 1. Ensuring the filter fits tightly against the housing to prevent unfiltered air from entering the cabin; 2. Separating dust, pollen, and solid particles from the air; 3. Preventing car windows from fogging up, ensuring clear visibility for drivers and passengers; 4. Maintaining clean air in the cabin and preventing bacterial growth.
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DeCharles
08/12/25 5:42am
As a long-haul truck driver, I have to say that the replacement of the air conditioning filter depends on the specific situation. Generally, it is recommended to replace it every 15,000 to 20,000 kilometers. However, if you frequently drive on dusty or construction roads, it's best to check it every 10,000 kilometers. I learned my lesson the hard way when I delayed replacing the filter to save money. The air vents started emitting a strong odor, the air inside the cabin became polluted, and prolonged driving made my eyes itch. A clogged filter can reduce the cooling efficiency of the air conditioning, making it hard to feel cool air in the summer, and it can also lead to bacterial growth, which is harmful to health. For city driving, the frequency can be lower, but for long-distance transportation, regular checks are essential. I always make sure to replace it before summer every year, so I can drive with peace of mind.
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