DEERE ANNOUNCES ENHANCEMENTS TO ITS MACHINE SYNC & OTHER ISG PRODUCTS Feb. 12, 2015 Source: John Deere news release John Deere is expanding the functionality of its Machine Sync application beyond just combine-grain cart harvest automation and logistics for 2015. The new Machine Sync features include coverage map sharing and guidance line sharing that can be useful during seeding and spraying operations, as well as when applying nutrients and during harvest.