In the event the filter has actually been made use of previous the 30,000 miles vary, then Sure, it is best to improve it. You should also alter it in the event you take place to note any on the pointed out indicators. Examine-in using your mechanic If you're Doubtful. https://codymnkfb.elbloglibre.com/34072225/the-fact-about-filter-gearbox-that-no-one-is-suggesting