Is it necessary to replace the oil filter?

[Daniela]

The oil filter must be replaced. The replacement method is as follows: 1. Preheat the engine; 2. Use a machine to extract the original oil; 3. Remove the old oil filter and replace it with a new one; 4. Add new oil. The oil filter is also known as the oil purifier. Its function is to filter out impurities, gum, and moisture from the oil, delivering clean oil to various lubrication points. The steps to replace the oil filter are: 1. Drain the old oil by placing a waste oil pan and unscrewing the oil drain plug counterclockwise with a wrench to let the old oil drip out; 2. Open the engine oil cap and loosen the oil filter counterclockwise with a filter wrench; 3. Place a sealing ring over the oil outlet and slowly screw the new oil filter into place, tightening it by hand and then using a wrench for an additional 3 to 4 turns; 5. Fill the oil tank with new oil.

[JoelFitz]

When I first bought a car, I didn’t understand the importance of the oil filter and thought changing the engine oil was enough. As a result, I didn’t replace the filter, and within less than 10,000 kilometers, the engine started making loud noises. I had to spend thousands at the repair shop to replace parts. Now I realize the oil filter plays a huge role—it traps contaminants in the oil, including metal particles and dust. If it gets clogged, oil flow is restricted, accelerating engine wear and increasing the risk of overheating. So now, I always replace the filter whenever I change the oil, doing it every 5,000 to 7,500 kilometers or every six months. Skipping the filter is like breathing through a dirty mask—it strains your lungs, and the same goes for your car’s engine. A veteran driver taught me to regularly check the filter’s color; if it’s black or feels heavy, replace it immediately—it saves money and hassle. Car maintenance requires the same attention as caring for a child—don’t cut corners, or you’ll regret it when breakdowns strike.

[JeffreyLynn]

I've been driving that old pickup truck for over twenty years and have gone through countless repairs. The oil filter absolutely needs to be replaced—it's crucial for protecting the engine. You see, the filter acts as a barrier, keeping contaminants like metal particles or impurities in the oil out. If you don't replace it, it can clog up, restricting oil flow and affecting cooling and lubrication, which might cause the engine to overheat and fail. I recommend changing the filter every time you change the oil. Many owner's manuals suggest checking it every 5,000 to 10,000 kilometers. Don't skimp on that hundred bucks—just think about the heartache of shelling out tens of thousands for an engine repair. My neighbor forgot to replace his last time, and his car broke down and had to be towed. Pay attention to oil quality during daily drives—if it thickens or smokes, check the filter immediately. Regular maintenance keeps your car running longer, saving you hassle and preserving its value.

[PhoebeDella]

The oil filter must be replaced regularly, otherwise the engine will suffer serious consequences. A clogged filter reduces oil pressure, accelerating component wear. Over time, this leads to abnormal engine noise or overheating. I've seen fellow car owners whose engines were completely ruined due to neglected filters, with repair costs exceeding the price of a new engine. Typically, the filter is replaced during oil changes—simple and efficient. The standard interval is every 5,000-10,000 kilometers or every 6-12 months, depending on driving habits and vehicle type. For city driving with frequent traffic congestion and faster wear, replace it sooner. Maintaining a car is like caring for health—ignoring small issues leads to major problems. Every time I refuel, I check the oil dipstick and glance at the filter location, prioritizing safe driving above all.

[VonAddyson]

The oil filter functions similarly to an air purifier, trapping impurities in the oil to protect the engine. I recommend replacing it every time because once clogged, restricted oil flow can cause wear and even severe engine seizure. The cost of replacing a filter is relatively low, around 50-100 RMB, but neglecting it may lead to repairs costing tens of thousands. Most people replace the filter with every oil change, with intervals varying by vehicle type—for example, off-road vehicles typically every 7,500 kilometers. For daily drivers, monitor the oil condition; replace it if discolored or emitting unusual odors. A cost-saving strategy is prioritizing regular maintenance over repairs, which extends vehicle lifespan and maintains higher resale value long-term. Always consult reputable auto repair shops and avoid cheap, substandard parts. Simple habits can save significant expenses.

[DelAnna]

As an ordinary car owner, I emphasize that the oil filter must be replaced. The filter removes contaminants from the oil, keeping the engine clean. Not replacing it allows impurities to accumulate and clog, affecting oil circulation and leading to component overheating or wear. It's recommended to replace it every 5,000 kilometers or whenever the oil is changed. Beginners often overlook this, but the consequence is a higher frequency of engine failures. I used to skip it out of laziness, but later realized my mistake when the car had trouble starting. Now I regularly check the filter's condition and replace it when dirty, ensuring stable and safe driving. Maintenance isn't just about the surface; paying attention to internal details extends the vehicle's lifespan.