Finally, use Garmin WebUpdater to bring your device up to the latest official software version.

Locate and delete the corrupted files (often large .img map files or the GUPDATE.GCD file) that caused the original brick.

What is the or Hardware ID (HWID) of the device you are trying to unbrick? USB Drivers Updates & Downloads - Garmin International

: For most nüvi devices, turn the unit off, then press and hold the top-left corner of the screen while connecting the USB cable to your PC.

Click the button within the GarminCure3 interface. In the Updater window, select USB Device .

Once flashed, your device should be recognized as a by Windows.