The SD card needs to remain inserted in the slot at all times. If so, please ‘untick’ whereupon the new maps should appear.These will include the identification 2016 or 2017, typically '2017.20'.Thankfully these days this isn't an issue, as every Garmin map card Active GPS sells now includes an SD card adaptor with preprogrammed micro SD card inside. Please see the illustration to the right which is taken from page 2 of the instruction manual - supplied with the purchase of any Garmin map on SD/micro SD Card from Active GPS. Preloaded mapping can occasionally override new mapping. Please refer to your Garmin user manual, but typically you would follow this procedure: Tools Map Info You may need to ‘untick’ any preloaded maps and ‘tick’ the newly loaded map.To take the micro SD card out of the SD card adaptor simply hold the SD card between two fingers and, using a thumbnail, slide out the smaller micro SD card from the bottom of the larger card/adaptor. It may be that you only see the old maps (typically 2010.20, NT v.9 or similar).I have a Nuvi 2555, which I'm trying to update via my Mac desktop.
The data used to compile this map comes from the federal wilderness management agencies (Bureau of Land Management, Fish and Wildlife Service, Forest Service, and National Park Service) and is maintained by the University of Montana's Wilderness Institute through I did at least do the backup before starting the update.(Also, where's the best place to download Map Updater? Garmin Map Updater for the MAC can be downloaded from: Map Since I'm not a MAC guy and I'm not sure at what point your at in the update (files are still downloading or the process of placing them on your Nuvi has started) I'll leave it to someone else to advise you on how to proceed.The following is list of current and discontinued products Garmin's first in-car product series in their GPS products. The first Garmin Street Pilot was introduced at CES 1998.It had a 240x160 black and white screen and a database of nearby services and attractions, with on-screen routing.
In the past Garmin used to supply two versions of each map, one on micro SD card and one on SD card.