{"id":1279,"date":"2025-09-19T03:14:32","date_gmt":"2025-09-19T03:14:32","guid":{"rendered":"https:\/\/www.way.com\/ask\/?p=1279"},"modified":"2025-09-19T03:14:32","modified_gmt":"2025-09-19T03:14:32","slug":"at-what-oil-life-percentage-should-oil-be-changed","status":"publish","type":"post","link":"https:\/\/www.way.com\/ask\/at-what-oil-life-percentage-should-oil-be-changed\/","title":{"rendered":"At what oil life percentage should oil be changed?"},"content":{"rendered":"<h3 aria-level=\"3\">How long will 15% oil last?<\/h3>\n<p><b><span data-contrast=\"auto\">A 15% oil life should give you between 750 and 1125 miles of range.<\/span><\/b><span data-contrast=\"auto\"> This is based on the pure assumption that an oil change is required every 5,000 to 7,500 miles. As the number of miles you drive in your car increases, the amount of oil available to protect the engine will fall, so ensure that you change the oil before the oil percentage falls abruptly.\u00a0<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:0,&quot;335551620&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">Here are the different reasons why an oil change is important:<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:0,&quot;335551620&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/p>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"1207\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559683&quot;:0,&quot;335559684&quot;:-2,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" data-aria-posinset=\"1\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">For proper lubrication,<\/span><\/b><span data-contrast=\"auto\"> Oil offers lubrication to the different moving parts in an engine. If not changed, the friction between these parts will increase, thus increasing wear.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:0,&quot;335551620&quot;:0,&quot;335559738&quot;:0,&quot;335559739&quot;:0}\">\u00a0<\/span><\/li>\n<\/ul>\n<ul>\n<li aria-setsize=\"-1\" data-leveltext=\"\uf0b7\" data-font=\"Symbol\" data-listid=\"1207\" data-list-defn-props=\"{&quot;335552541&quot;:1,&quot;335559683&quot;:0,&quot;335559684&quot;:-2,&quot;335559685&quot;:720,&quot;335559991&quot;:360,&quot;469769226&quot;:&quot;Symbol&quot;,&quot;469769242&quot;:[8226],&quot;469777803&quot;:&quot;left&quot;,&quot;469777804&quot;:&quot;\uf0b7&quot;,&quot;469777815&quot;:&quot;hybridMultilevel&quot;}\" data-aria-posinset=\"2\" data-aria-level=\"1\"><b><span data-contrast=\"auto\">To remove heat:<\/span><\/b><span data-contrast=\"auto\"> Another key role played by the oil is to help the engine continue working at optimal temperatures by removing heat. To avoid engine overheating, you should change the oil.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:0,&quot;335551620&quot;:0,&quot;335559738&quot;:0,&quot;335559739&quot;:0}\">\u00a0<\/span><\/li>\n<\/ul>\n<p><span data-contrast=\"auto\">In short, to ensure the optimal performance of the vehicle&#8217;s engine and extend its longevity, you should change the oil at adequate intervals.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:0,&quot;335551620&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/p>\n<h3 aria-level=\"3\">Why is it bad to drive with low oil life?<\/h3>\n<p><span data-contrast=\"auto\">Change your car&#8217;s oil immediately if the oil life has dropped to 0%. But you should never wait for the oil to reach that level. As mentioned above, change your car&#8217;s oil when the oil life indicator points between 15% and 40%.\u00a0 <\/span><b><span data-contrast=\"auto\">An oil percentage below 0% indicates that the peak of your oil&#8217;s useful life has passed and that you should take your car for regularly scheduled maintenance.<\/span><\/b><span data-contrast=\"auto\"> The oil will still lubricate the engine, but you&#8217;ll notice a slight increase in wear if you don&#8217;t change it soon.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:false,&quot;134233118&quot;:false,&quot;335551550&quot;:0,&quot;335551620&quot;:0,&quot;335559738&quot;:240,&quot;335559739&quot;:240}\">\u00a0<\/span><\/p>\n<p><span data-contrast=\"auto\">Oil changes involve a full system flush and the addition of fresh oil, while oil replacement merely includes replenishing the oil level. To extend the life and improve the performance of your engine, always ensure that oil changes happen at proper intervals.\u00a0 \u00a0<\/span><span data-ccp-props=\"{}\">\u00a0<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>How long will 15% oil last? A 15% oil life should give you between 750 and 1125 miles of range. This is based on the pure assumption that an oil change is required every 5,000 to 7,500 miles. As the number of miles you drive in your car increases, the amount of oil available to&hellip; <a class=\"more-link\" href=\"https:\/\/www.way.com\/ask\/at-what-oil-life-percentage-should-oil-be-changed\/\">Continue reading <span class=\"screen-reader-text\">At what oil life percentage should oil be changed?<\/span><\/a><\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1279","post","type-post","status-publish","format-standard","hentry","category-car-repair-maintenance","entry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>At what oil life percentage should oil be changed? - ask<\/title>\n<meta name=\"description\" content=\"An oil change is one of the several tasks you perform to maintain your car. 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