Finance and Business Are Garmin map updates free? Is Garmin map free? The good news is that if you own a Garmin GPS device, there's a way to get free Garmin GPS maps. And in most cases, the free maps are much better than the expensive Garmin maps. Related Posts:What GPS do most truckers use?How can I update my old Garmin nuvi for free?Which Garmin watch is best for golf?Is there a watch with map?