Heavy towing or hauling places extra strain on the engine, causing it to produce more soot and metallic particles. These recommendations usually fall between 3,000 and 7,500 miles for conventional oil, and up to 10,000 to 15,000 miles for synthetic oil paired with a high-efficiency filter.
Recognizing the Signs of a Failing Oil Filter
A drop in fuel economy, a noticeable decrease in engine power, or the illumination of the check engine light can all point to a clogged filter. Over time, the media becomes saturated, restricting flow and allowing harmful particles to circulate.
Manufacturer Recommendations Are Key The most accurate answer to how often should you change your oil filter lives in your vehicle’s owner manual. Extreme climates, whether very hot or very cold, accelerate the degradation of the oil and the filter’s media.
Recognizing Engine Warning Signs of a Clogged Oil Filter
In some cases, you might notice a grinding or whining noise from the oil pump, which signifies that the filter is bypassing due to excessive restriction. If you top off the oil without changing the filter, you are effectively diluting the cleaning system.
More About How often should you change your oil filter
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