HELP REQUEST

1) Bricked device MODEL, Firmware version, HWID. Nuvi 1490LMT, firmware 6.3, HWID 972

2) Why and how the device got bricked.Using Garmin Express to update maps

3) Symptoms: what's wrong in your device?Looping Garmin Logo upon startup

4) Does your pc sees your device ? No

5) List all the procedures you already tried to unbrick it and their results and errors messages obtained. Using GarminCure3 software and procedures from here. I get to the Updater software where I get error "The Garmin device is unable to program the requested memory region"

6) Do you have Garmin USB Drivers installed ? Garmin: USB Drivers Updates & Downloads Yes - USB Drivers will appear in device manager - can successfully put into preboot mode

7) If you don't know HWID get it by Use program G7ToWin to retrieve your HWID - used G7toWin to get HW ID - it is 972

8) Write down if you already read and tried everything in these two threads: GarminCure3 tool - the new way to create cure firmwares for Garmin devices and How to unbrick a nüvi - step by step guide - Yes did this

9) Can you reach preboot mode? If no ,have you followed this? Garmin devices preboot mode - Yes can get into preboot

10) Probably no , but do you have NV backup? - No

11) Once you get a reply and a procedure to follow from our experts, please give an accurate reply about what you did and obtained results.