nuvi 2xx series
nuvi 2xx (WebUpdater)
http://www8.garmin.com/support/download_details.jsp?id=4075

nuvi 2xx series (region file only)
http://www8.garmin.com/support/download_details.jsp?id=3665

nuvi 2xxW
http://www8.garmin.com/support/download_details.jsp?id=3985

nuvi 2×5
http://www8.garmin.com/support/download_details.jsp?id=4103

nuvi 2×5 (GCD File – MTK)
http://www8.garmin.com/support/download_details.jsp?id=4695

nuvi 2x5W
http://www8.garmin.com/support/download_details.jsp?id=4105

nuvi 2x5W (region file only – MTK) software version 6.10 (new P/N 006-B1091-00) Not possible to be flashed with Mal/Sg firmware…
http://www8.garmin.com/support/download_details.jsp?id=4697

nuvi 2x5W TWN
http://www8.garmin.com/support/download_details.jsp?id=4589

Text files
http://www8.garmin.com/support/download_details.jsp?id=4257

Help files
http://www8.garmin.com/support/download_details.jsp?id=4389

nuvi 30 series
http://www8.garmin.com/support/download_details.jsp?id=5295

nuvi 3xx series
nuvi 300/350
http://www8.garmin.com/support/download_details.jsp?id=1675

nuvi 310/360/370
http://www8.garmin.com/support/download_details.jsp?id=1865

nuvi 360 Honda Access
http://www8.garmin.com/support/download_details.jsp?id=4341

nuvi 40 series
http://www8.garmin.com/support/download_details.jsp?id=5297

nuvi 465
nuvi 465
http://www8.garmin.com/support/download_details.jsp?id=4543

nuvi 465T (WebUpdater)
http://www8.garmin.com/support/download_details.jsp?id=4545

nuvi 465T Text, All Languages
http://www8.garmin.com/support/download_details.jsp?id=4547

nuvi 50 series
http://www8.garmin.com/support/download_details.jsp?id=5297

nuvi 5xx series
nuvi 5xx
http://www8.garmin.com/support/download_details.jsp?id=4249

Text files
http://www8.garmin.com/support/download_details.jsp?id=4343

nuvi 6xx series
nuvi 610
http://www8.garmin.com/support/download_details.jsp?id=1923

nuvi 660
http://www8.garmin.com/support/download_details.jsp?id=1921

nuvi 7×0 series
nuvi 750
http://www8.garmin.com/support/download_details.jsp?id=3809

nuvi 760
http://www8.garmin.com/support/download_details.jsp?id=3811

nuvi 760 TWN
http://www8.garmin.com/support/download_details.jsp?id=4593

nuvi 760 TWN Help Files
http://www8.garmin.com/support/download_details.jsp?id=4599

nuvi 770
http://www8.garmin.com/support/download_details.jsp?id=3813

nuvi 780
No specific download for this unit. Use nuvi 760 link above instead

nuvi 7×0
http://www8.garmin.com/support/download_details.jsp?id=3815

Note: Hardware is the same across all 7×0 series units except for the 750 which does not have Bluetooth and the 770 which has 4GB memory for transatlantic maps
Despite these hardware differences, all above firmware downloads are exactly the same and can be used for any 7×0 unit.

nuvi 7×5 series
nuvi 7x5T
http://www8.garmin.com/support/download_details.jsp?id=4357

7×5 Help files
http://www8.garmin.com/support/download_details.jsp?id=4383

7×5 Translation files
http://www8.garmin.com/support/download_details.jsp?id=4385

7×5 DSP Software
http://www8.garmin.com/support/download_details.jsp?id=4387

765 TWN
http://www8.garmin.com/support/download_details.jsp?id=4587

765 TWN Text Taiwanese
http://www8.garmin.com/support/download_details.jsp?id=4609

nuvi 8×0 series
nuvi 850
http://www8.garmin.com/support/download_details.jsp?id=4443

nuvi 860
http://www8.garmin.com/support/download_details.jsp?id=4445

nuvi 880
http://www8.garmin.com/support/download_details.jsp?id=4447

nuvi 8×5 series
nuvi 855
http://www8.garmin.com/support/download_details.jsp?id=4437

nuvi 865T
http://www8.garmin.com/support/download_details.jsp?id=4439

nuvi 885T
http://www8.garmin.com/support/download_details.jsp?id=4441

nuvi 900t (update file)
https://buy.garmin.com/shop/store/downloadsDetails.jsp?id=4365&product=010-00637-00&cID=137&pID=14807

nuvi 1xxx series
nuvi 12xx
http://www8.garmin.com/support/download_details.jsp?id=4549

nuvi 12xx (GCD File – MTK)
http://www8.garmin.com/support/download_details.jsp?id=5277

nuvi 1200 Translation Files (region file only) software version 2.60
http://www8.garmin.com/support/download_details.jsp?id=4560

nuvi 13xx/14xx series
http://www8.garmin.com/support/download_details.jsp?id=4551

nuvi 13xx and 14xx series (GCD File – MTK)
http://www8.garmin.com/support/download_details.jsp?id=5279

Nuvi 13xx TWN (Webupdater GCD file)
http://www8.garmin.com/support/download_details.jsp?id=4581

nuvi 1300 and 1400 Translation Files (region file only) software version 2.60
http://www8.garmin.com/support/download_details.jsp?id=4561

Text ,Asia, nuvi13xx/14xx
http://www8.garmin.com/support/download_details.jsp?id=4585

nuvi 16xx
http://www8.garmin.com/support/download_details.jsp?id=4665

nuvi 2xxx series

nuvi 22xx
http://www.garmin.com/support/download_details.jsp?id=5142

nuvi 23xx
http://www.garmin.com/support/download_details.jsp?id=5144

nuvi 24xx
http://www8.garmin.com/support/download_details.jsp?id=5147

nuvi 24×5 e 25×5
http://www8.garmin.com/support/download_details.jsp?id=5337

nuvi 2580TV
http://www8.garmin.com/support/download_details.jsp?id=5955

nuvi 34xx series
http://www8.garmin.com/support/download_details.jsp?id=5303

nuvi 35xx series
http://www8.garmin.com/support/download_details.jsp?id=5673

nuvi 37xx series
http://www8.garmin.com/support/download_details.jsp?id=5063

nuvi 5000
http://www8.garmin.com/support/download_details.jsp?id=3907

Colorado
http://www8.garmin.com/support/download_details.jsp?id=4667

Dakota
http://www8.garmin.com/support/download_details.jsp?id=4527

Montana
http://www8.garmin.com/support/download_details.jsp?id=5335

Forerunner
Forerunner 310XT
http://www8.garmin.com/support/download_details.jsp?id=4463

Forerunner 405CX
http://www8.garmin.com/support/download_details.jsp?id=4461

GPSMAP
GPSMAP 5215
http://www8.garmin.com/support/download_details.jsp?id=4541

GPSMAP 6×0
http://www8.garmin.com/support/download_details.jsp?id=4433

Oregon
oregon x00
http://www8.garmin.com/support/download_details.jsp?id=4051

oregon x50
http://www8.garmin.com/support/download_details.jsp?id=4523

Zumo
zumo 660 (region file only)
http://www8.garmin.com/support/download_details.jsp?id=4469

zumo 66X Language Text (region file only)
http://www8.garmin.com/support/download_details.jsp?id=4601

zumo 66X Help Files (region file only)
http://www8.garmin.com/support/download_details.jsp?id=4603

GTMxx Traffic Receiver
http://www8.garmin.com/support/download_details.jsp?id=1445

GTMxx Traffic Receiver Type 3
http://www8.garmin.com/support/download_details.jsp?id=4607

GDBxx MSN Direct Receiver
http://www8.garmin.com/support/download_details.jsp?id=3717

Database for FM Traffic Providers
http://www8.garmin.com/support/download_details.jsp?id=4427

Database for MSN Direct Flight Status
http://www8.garmin.com/support/download_details.jsp?id=4379

MapSource
http://www8.garmin.com/support/download_details.jsp?id=209

BaseCamp
http://www8.garmin.com/support/download_details.jsp?id=4435

BaseCamp for Mac
http://www8.garmin.com/support/download_details.jsp?id=4449

FlightPlan Migrator with USB Drivers
http://www8.garmin.com/support/download_details.jsp?id=4471

USB Drivers
http://www8.garmin.com/support/download_details.jsp?id=591

Misc
Localization Data XML file
http://www8.garmin.com/support/download_details.jsp?id=4367

nuvi Keyboard Definition Files software version 2.70
http://www8.garmin.com/support/download_details.jsp?id=4563

nuvi 24×5, 25×5, 34xx and 35xx Keyboards
http://www8.garmin.com/support/download_details.jsp?id=5533

nuvi 37xx Keyboards
http://www8.garmin.com/support/download_details.jsp?id=5061

World Wide Volvo Dealer Database IMG software version 3.00
http://www8.garmin.com/support/download_details.jsp?id=4565

BMW Motorrad Navigator IV
http://www8.garmin.com/support/download_details.jsp?id=4605

Traffic Text Taiwanese
http://www8.garmin.com/support/download_details.jsp?id=4611

Other nuvi firmwares:
Sing/Mal:
http://www.garmin.com/garmin/cms/site/sg/support/SoftwareUpdate/

China:
http://www.garmin.com/garmin/cms/site/cn/cn/services/SoftwareUpdate

Taiwan:
http://www.garmin.com.tw/support/download.htm

Japan:
http://www.iiyo.net/support/download/index.htm

GPS Chipset firmware

GPS Chipset Type B (Bravo)
http://www8.garmin.com/support/download_details.jsp?id=3601

GPS Chipset Type M (MediaTek)
http://www8.garmin.com/support/download_details.jsp?id=3733

GPS Chipset Type M2 (MediaTek)
http://www8.garmin.com/support/download_details.jsp?id=3735

GPS Chipset Type M HotFix Data software
http://www8.garmin.com/support/download_details.jsp?id=4109

nuvifone
nuvifone Sync Agent – North America
http://www8.garmin.com/support/download_details.jsp?id=4641

nuvifone Sync Agent – Taiwan
http://www8.garmin.com/support/download_details.jsp?id=4643

nuvifone Sync Agent – Atlantic
http://www8.garmin.com/support/download_details.jsp?id=4645

nuvifone Sync Agent – Switzerland
http://www8.garmin.com/support/download_details.jsp?id=4647

nuvifone Sync Agent – Poland
http://www8.garmin.com/support/download_details.jsp?id=4649

nuvifone Sync Agent – Czech
http://www8.garmin.com/support/download_details.jsp?id=4651

nuvifone Sync Agent – Greece
http://www8.garmin.com/support/download_details.jsp?id=4653

nuvifone Sync Agent – Singapore
http://www8.garmin.com/support/download_details.jsp?id=4655

nuvifone Sync Agent – Malaysia
http://www8.garmin.com/support/download_details.jsp?id=4657

nuvifone Sync Agent – India
http://www8.garmin.com/support/download_details.jsp?id=4659

Map
CNNA NT 2010.1 Junction View
http://www8.garmin.com/support/download_details.jsp?id=4457

Voice
Brazilian Portuguese-Raquel (TTS)(v) (~1,7mb)
http://www8.garmin.com/support/download_details.jsp?id=4161

Brazilian Portuguese-Raquel (TTS) (~12mb)
http://www8.garmin.com/support/download_details.jsp?id=1059

Brazilian Portuguese-Raquel (TTS) (region file only) (~14mb)
http://www8.garmin.com/support/download_details.jsp?id=1138

Danish Nanna (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4111

Danish Nanna (TTS) (region file only)
http://www8.garmin.com/support/download_details.jsp?id=4127

Dutch-Claire (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4131

British English-Daniel (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4133

European Spanish-Diego (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4135

British English-Serena (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4137

Canadian French-Felix (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4139

Canadian French-Julie (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4147

Danish Ida (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4141

American Spanish-Javier (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4143

American English-Samantha (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4145

Australian English-Karen (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4149

Australian English-Lee (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4151

European Portuguese-Joana (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4153

European Spanish-Monica (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4155

Italian-Paolo (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4157

Americas Spanish-Paulina (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4159

Flemish – Ellen (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4429

Mandarin Chinese, Big5 Mei-Ling(TTS)
http://www8.garmin.com/support/download_details.jsp?id=4583

Norwegian-Stine (TTS)
http://www8.garmin.com/support/download_details.jsp?id=4623

*** Thanks to GPSPassion ***