How to unbrick Garmin that was "bricked" by flashing the wrong firmware?
For example, I got BMW Motorad Navigator IV flashed with Zumo 660 FW.
Update from SD with original .GCD is not possible...

Updater log file:
App: Updater
At: 9/29/2017 10:31:50 AM (UTC)
OS: WIN32 Windows Platform, Major Version: 6, Minor Version: 2
Processor: Pentium Pro or Pentium II, RAM: 2097151 KB
IOU_UTILITIES.CPP-203-2.8

Tnx
Grga