Nextar is out of business; their official update servers are offline. Official SD Cards:
Once you have located a free download or purchased an update, follow these steps to install it: nextar gps updates free downloads new
"We're committed to providing our users with the best possible navigation experience," said [Nextar spokesperson]. "Our new updates reflect our dedication to delivering accurate, reliable, and feature-rich GPS solutions that meet the evolving needs of our customers." Nextar is out of business; their official update
Older Nextar models cannot read SDHC or SDXC cards over 4GB. Use a standard 2GB SD card. Nextar is out of business