Thread: Nuvi 3450 froze in navigation

Originally Posted by cat2115

I will test new map 2014.10 (map 2013.30 freeze on me) and do as what u suggested. I haven't been in here awhile and forgot how to manually install .gcd. Since "sometime" Express isn't reliable, I just downloaded "nuvi34xx_GCDFile__790.gcd." How do I manually install .gcd? Do I just drag & drop .gcd into Garmin WebUpdater.exe icon or there's other effective method?
thx

nuvi34xx_GCDFile__790.gcd rename to gupdate.gcd and place it .System folder on your Nuvi. Restart Nuvi.