2013 A28 Garmin 640 upgrade
2013 A28 Garmin 640 upgrade
Just purchased my 2013 A28. Looking to see if anyone as upgraded to newer GPS Fishfinder.
- AsLan7
- Fleet Admiral

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Re: 2013 A28 Garmin 640 upgrade
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So glad you found us CA28.
I have not had any experience with this but others on the forum may chime in shortly.
Welcome aboard mate.
.
So glad you found us CA28.
I have not had any experience with this but others on the forum may chime in shortly.
Welcome aboard mate.
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2002 Cobalt 262
&
2005 Cobalt 263
496 MagHO
(sold )
Erie, PA
Currently boatless (for now)
will fly for food
(CChat moderator)
&
2005 Cobalt 263
496 MagHO
(sold )
Erie, PA
Currently boatless (for now)
will fly for food
(CChat moderator)
- jhnmdahl
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Re: 2013 A28 Garmin 640 upgrade
Looks like that was probably flush-mounted with Garmin's bracket https://www.garmin.com/en-AU/p/51792/ but they don't provide a printable flush mount template that I can find. Best bet is probably to remove the current 640 unit (using the instructions in the link above if needed) and find your hole size, and find a current model that's big enough to fill the hole but not so big that it won't fit in the dash space available.
The smallest GPSMAP unit from Garmin is now a 7", which may be too large - see the 743, for example - https://www.garmin.com/en-US/p/799210/
Something more similar in size might be an Echomap 5" (or maybe 6") screen model, like the UHD2 - see this, for example - https://www.garmin.com/en-US/p/796385/
John
The smallest GPSMAP unit from Garmin is now a 7", which may be too large - see the 743, for example - https://www.garmin.com/en-US/p/799210/
Something more similar in size might be an Echomap 5" (or maybe 6") screen model, like the UHD2 - see this, for example - https://www.garmin.com/en-US/p/796385/
John
Administrator of the www.cobaltchat.com Cobalt boats community forum
2015 210 (Volvo Penta 5.7L V8-225)
2015 210 (Volvo Penta 5.7L V8-225)
Re: 2013 A28 Garmin 640 upgrade
I bet Technografix could easily build a custom dash panel for you to fit whatever unit you choose (they were the OEM panel supplier, IIRC).
Mark Dadgar
2013 Cobalt A25, 6.0 VP 380hp "More Cowbell"
Monte Sereno, CA (winter) | Lake Don Pedro (summer)
Boats are for when I'm not racing cars
2013 Cobalt A25, 6.0 VP 380hp "More Cowbell"
Monte Sereno, CA (winter) | Lake Don Pedro (summer)
Boats are for when I'm not racing cars
Re: 2013 A28 Garmin 640 upgrade
Thanks guys, Echomap uhd6sv looks like it will go. Appreciate the intel on oem dash manufacturers. Boat is coming grom one great lake to another. Also there are templates on Garmin website.
- jhnmdahl
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Re: 2013 A28 Garmin 640 upgrade
I had a different one of Cobalt's original dash panel manufacturers make a new panel to accommodate a rectangular stereo remote instead of the round Sony one from the factory, and it was well worth making it look like a factory-quality install. Please keep us posted on how it goes!
Administrator of the www.cobaltchat.com Cobalt boats community forum
2015 210 (Volvo Penta 5.7L V8-225)
2015 210 (Volvo Penta 5.7L V8-225)
Re: 2013 A28 Garmin 640 upgrade
I definetly will. Looks like it will be the EchoMap UHD2 6sv with the Tecnografic dask panel to fit.
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