In case the filter continues to be made use of past the 30,000 miles vary, then Sure, you should modify it. It's also advisable to transform it in the event you come about to note any of the pointed out signs. Check out-in with all your mechanic If you're unsure. https://spenceruacvm.anchor-blog.com/14407629/a-simple-key-for-filter-gearbox-unveiled