Im 99% sure this was an igo8. download
[Please Register or Login to download file] Unzip if zipped and put in a folder called igo8 on sd card. Not in the folder but next to it you want a txt file renamed SHELL.INI. Open said file and put this in \SDMMC\iGO8\iGO8.exe Save an close.
Open your igo folder and make sure your exe file is called iGO8.exe. Also in the igo folder open a file called sys txt and loog at a part called [interface] i think its called and change the resolution to 480_272 unless its already set to that. press save
Download naps for igo here and put in the IGO8 folder/content/maps. POI's go in poi's.
If any of that is wrong someone will say so but it should all be in Fatboyfun's link
If your map links are all dead plenty good igo8 pr primo maps on the torrents. Either will work.