If you go Garmin site and update the software of your 255, you can use 2 maps on your SD card. Name them gmapsupp.img and gmapsup1.img. Also you can have 2 more maps in internal memory. Name them gmapprom.img and gmapprom1.img.
Quote Originally Posted by carcarah01 View Post
I still use this pack because my devices are Nuvi 255 and 255W. And for this devices it is a better solution.
Zero Uno.