To compare features provided by various brands and models, see http://www.offroute.com/gps-compare.html  (Per KS7S)
Garmin User Manuals
Brand	Model		Instructions
K7BWH	Griduino		This is a dedicated grid square dashboard device showing current location and distances to nearest grid squares. It announces gridline crossings and keeps a breadcrumb trail of your travel. Hardware and software is open source on GitHub, with ample documentation and a support group. Kit available at https://griduino.com
Garmin	GPS III+ (Discontinued)		Menu/Menu/Setup <Enter>/  Arrow right to "Position"/Arrow down to "Position Format" <Enter>/Arrow down to "Maidenhead"/<Enter>/Page (to exit).  (Per N7CFO) https://buy.garmin.com/shop/shop.do?pID=121 http://www8.garmin.com/manuals/GPSIIIPlus_OwnersManual.pdf
Garmin	Emap (Discontinued)		Hit MENU button twice to get to main menu Scroll down to "Setup" and hit ENT button Scroll across to the "Advanced" tab Scroll down to the "Location Format" field Hit ENT and highlight "Maidenhead" in the options shown. Hit ENT and then ESC to return to map screen (Per W7IUV)
Garmin	ETrex		Turn on the unit. Press "Page" four times till you see the "Menu" page. Press "Down" four times till "Setup" is highlighted. Press "Enter". Press "Down" twice to highlight "Units". Press "Enter". "Position Frmt" will be highlighted, press "Enter". Press "Down" until "Maidenhead" is highlighted. Press "Enter". Press "Page" to save and exit. (Per VE7DXG) (Note - there are several eTrex models.  They likely operate the same way)
Garmin	ETrex Vista		(Per KF7CN)  https://buy.garmin.com/shop/shop.do?pID=163
Gamin	Legend		(Per W9SK)
Gamin	Montana		(Per N7TIN)
Garmin	60CSx.		(Per KF7CN)  https://buy.garmin.com/shop/shop.do?pID=310
Garmin	GPS 12 (Discontinued)		(Per K5QE)  https://buy.garmin.com/shop/shop.do?pID=87
Garmin	GPS12XL (Discontinued)		Hit "PAGE" button until Main Menu appears Scroll down to "SETUP MENU" and hit ENTER button Scroll down to "NAVIGATION" and hit ENTER Hit down arrow to highlight the position format and hit ENTER Use down arrow to select "Maidenhead" from the long list Hit ENTER and then QUIT to get back to main screen. (Per W7IUV)
Garmin	GPS12 Map		(Per N7CFO)
Garmin	GPS12 CX (Discontinued)		(Per N7CFO)
Garmin	GPS45XL (Discontinued)		Page button until you get to the menu page.  Scroll to "Nav Setup" then <Enter>.  The first selection is "Position Format".  Highlight the current format and then <Enter>.  Scroll to Maidenhead. <Enter>  <Quit>  (Per N7CFO)
Garmin	Garmin GPSmap 64st		<Menu> button, then <Menu> again to reach Main Menu icon grid. Select Setup at the top left of the menu grid then press <Enter>. Press <down> five times to reach the Position Format icon in the left column, then press <Enter> to open the Position Format screen. Press <Enter> again to open the Position Format dropdown box. Scroll through format selections until you find Maidenhead, then press <Enter>.  Press <Quit> to exit to the Setup Menu grid, <Quit> again to exit to the reach Main Menu icon grid, then <Quit> again to return to the page previously selected.
Garmin	GPSmap 76C/CS. (Discontinued)		Menu/ Menu again to Main Menu if step is offered/Setup <Enter>/ go to Units <Enter>/ Position Format <Enter>/ scroll to Maidenhead/ <Enter>
Garmin	GPSII (Discontinued)		http://www8.garmin.com/manuals/GPSII_OwnersManual.pdf
Garmin	GPSII+ (Discontinued)		PROGRAMMING INFO NEEDED ON THIS MODEL!
Garmin	276C		(Per N7VWD)  https://buy.garmin.com/shop/shop.do?cID=148&pID=233
Garmin	GPS-V (Discontinued)		(Per N5UWY)
Garmin	GPSmap 162 (Discontinued)		(Per N7CFO) This is a marine GPS, but displays Maidenhead in HUGE (1/2" high!)  Characters!
Garmin	Nuvi 500		(Per N6ZE)  To display Maidenhead Grids instead of Latitude/Longitude on Garmin Nuvi 550 & 550 GPS: 1. Select "Where To?" 2. Scroll down to "Coordinates" and select. 3. When "Enter Coordinates" screen appears, then select "Format". (Do not enter a Maidenhead Grid now!) 4. Then select "Maidenhead Grid" and push "OK". 5. Then push "Back" until you return to Main Menu. Once you have selected Maidenhead Grids, the "Where Am I" display will show current Maidenhead Grid, Elevation, nearest address, & nearest intersection.
Garmin	Nuvi 550		(Per N6ZE)  To display Maidenhead Grids instead of Latitude/Longitude on Garmin Nuvi 550 & 550 GPS: 1. Select "Where To?" 2. Scroll down to "Coordinates" and select. 3. When "Enter Coordinates" screen appears, then select "Format". (Do not enter a Maidenhead Grid now!) 4. Then select "Maidenhead Grid" and push "OK". 5. Then push "Back" until you return to Main Menu. Once you have selected Maidenhead Grids, the "Where Am I" display will show current Maidenhead Grid, Elevation, nearest address, & nearest intersection.
Garmin	Zumo 450		(Per K7MDL)
Garmin	Zumo 550		(Per K7MDL)
Garmin	GPSmap 76		<Menu> button, then <Menu> again to reach Main Menu. Select Setup at the bottom of the menu using the <down> button on the center directional control, then press <Enter>. Press <right> three times to go through the Tabs until you reach Location. <down> to reach Location Format, then press <Enter>. Scroll through format selections until you find Maidenhead, then press <Enter>. Press <Quit> to exit to Main Menu, then <Quit> again to return to the page previously selected.

The following units do NOT support the Maidenhead system.

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