Apple has decided that, inside a limited amount of more mature era 15-inch MacBook Pro models, the battery might overheat and pose a hearth security possibility. Impacted units were being bought principally amongst September 2015 and February 2017 and item eligibility is decided through the product serial range. See http://rylanpcozl.post-blogs.com/10982864/not-known-factual-statements-about-battery-repair